> For the complete documentation index, see [llms.txt](https://developer.firmhouse.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.firmhouse.com/sdks/firmhouse-sdk/reference/interfaces/firmhouse-subscription.md).

# Interface: FirmhouseSubscription

## Extended by

* [`FirmhouseSubscriptionWithUtils`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-subscription-with-utils.md)

## Properties

| Property                             | Type                                                                                                                                                                    | Description                                                                                                                                                                   | Inherited from                                                                                                                                                                                                      |
| ------------------------------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `activatedAt`                        | `string` \| `null`                                                                                                                                                      | The date and time when the subscription was activated and billing started.                                                                                                    | -                                                                                                                                                                                                                   |
| `activePlan`                         | [`FirmhousePlan`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-plan.md) \| `null`                                                                                 | Returns the plan the subscription is currently subscribed to.                                                                                                                 | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`activePlan`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#activeplan)                                                 |
| `address`                            | `string` \| `null`                                                                                                                                                      | The customer's full address line or just street. Can include houseNumber if not separately stored in houseNumber field.                                                       | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`address`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#address)                                                       |
| `amountForStartingSubscriptionCents` | `number` \| `null`                                                                                                                                                      | The amount that is due on checkout (in cents).                                                                                                                                | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`amountForStartingSubscriptionCents`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#amountforstartingsubscriptioncents) |
| `appliedPromotions?`                 | [`FirmhouseAppliedPromotion`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-applied-promotion.md)\[] \| `null`                                                     | List of all applied promotions for this customer.                                                                                                                             | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`appliedPromotions`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#appliedpromotions)                                   |
| `billToAddress`                      | `string` \| `null`                                                                                                                                                      | The customer's billing address address line or street.                                                                                                                        | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToAddress`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtoaddress)                                           |
| `billToCity`                         | `string` \| `null`                                                                                                                                                      | The customer's billing address city or town.                                                                                                                                  | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToCity`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtocity)                                                 |
| `billToCompanyName`                  | `string` \| `null`                                                                                                                                                      | The company name of the customer's billing address.                                                                                                                           | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToCompanyName`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtocompanyname)                                   |
| `billToCountry`                      | `string` \| `null`                                                                                                                                                      | The customer's billing address country code (ISO3661).                                                                                                                        | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToCountry`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtocountry)                                           |
| `billToDistrict`                     | `string` \| `null`                                                                                                                                                      | The customer's billing address district.                                                                                                                                      | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToDistrict`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtodistrict)                                         |
| `billToFullAddress`                  | `string` \| `null`                                                                                                                                                      | The customer's billing address full address by combining address and house number.                                                                                            | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToFullAddress`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtofulladdress)                                   |
| `billToFullName`                     | `string` \| `null`                                                                                                                                                      | The customer's billing address full name.                                                                                                                                     | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToFullName`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtofullname)                                         |
| `billToHouseNumber`                  | `string` \| `null`                                                                                                                                                      | The customer's billing address house, building, or appartment number.                                                                                                         | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToHouseNumber`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtohousenumber)                                   |
| `billToLastName`                     | `string` \| `null`                                                                                                                                                      | The customer's billing address last name.                                                                                                                                     | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToLastName`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtolastname)                                         |
| `billToName`                         | `string` \| `null`                                                                                                                                                      | The customer' billing address first name.                                                                                                                                     | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToName`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtoname)                                                 |
| `billToPhoneNumber`                  | `string` \| `null`                                                                                                                                                      | The customer's billing address phone number (international format).                                                                                                           | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToPhoneNumber`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtophonenumber)                                   |
| `billToSalutation`                   | `string` \| `null`                                                                                                                                                      | The customer's billing address salutation (mr,ms,mx).                                                                                                                         | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToSalutation`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtosalutation)                                     |
| `billToState`                        | `string` \| `null`                                                                                                                                                      | The customer's billing address state or province (ISO3661-2).                                                                                                                 | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToState`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtostate)                                               |
| `billToZipcode`                      | `string` \| `null`                                                                                                                                                      | The customer's billing address zip code or postal code.                                                                                                                       | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`billToZipcode`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#billtozipcode)                                           |
| `cancellationStartedAt`              | `string` \| `null`                                                                                                                                                      | The date and time when cancellation was initiated for the subscription (in case of two-step cancellation).                                                                    | -                                                                                                                                                                                                                   |
| `cancelledAt`                        | `string` \| `null`                                                                                                                                                      | The date and time when the subscription was cancelled.                                                                                                                        | -                                                                                                                                                                                                                   |
| `chargeDayOfTheMonth`                | `number` \| `null`                                                                                                                                                      | The day of the month when the customer is charged.                                                                                                                            | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`chargeDayOfTheMonth`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#chargedayofthemonth)                               |
| `checkoutUrl`                        | `string` \| `null`                                                                                                                                                      | URL for the customers to complete their draft subscription.                                                                                                                   | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`checkoutUrl`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#checkouturl)                                               |
| `city`                               | `string` \| `null`                                                                                                                                                      | The customer's city or town.                                                                                                                                                  | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`city`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#city)                                                             |
| `collectionCases?`                   | [`FirmhouseCollectionCase`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-collection-case.md)\[]                                                                   | List of collection cases for this customer                                                                                                                                    | -                                                                                                                                                                                                                   |
| `companyName`                        | `string` \| `null`                                                                                                                                                      | The customer's company name.                                                                                                                                                  | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`companyName`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#companyname)                                               |
| `country`                            | `string` \| `null`                                                                                                                                                      | The customer's country code (ISO 3116)                                                                                                                                        | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`country`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#country)                                                       |
| `createdAt`                          | `string` \| `null`                                                                                                                                                      | The date and time when the subscription record was first created.                                                                                                             | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`createdAt`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#createdat)                                                   |
| `currency`                           | `string` \| `null`                                                                                                                                                      | The currency used for this subscription                                                                                                                                       | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`currency`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#currency)                                                     |
| `customerId`                         | `string` \| `null`                                                                                                                                                      | The customer ID given by the selected payment provider                                                                                                                        | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`customerId`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#customerid)                                                 |
| `customerReference`                  | `string` \| `null`                                                                                                                                                      | The field that can be used for your internal reference. For example, internal customer id.                                                                                    | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`customerReference`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#customerreference)                                   |
| `dateOfBirth`                        | `string` \| `null`                                                                                                                                                      | The customer's date of birth                                                                                                                                                  | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`dateOfBirth`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#dateofbirth)                                               |
| `differentBillingAddress`            | `boolean` \| `null`                                                                                                                                                     | Whether billing and shipping addresses are the same. Set this flag to `true` to store a separate billing address.                                                             | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`differentBillingAddress`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#differentbillingaddress)                       |
| `district`                           | `string` \| `null`                                                                                                                                                      | The customer's district                                                                                                                                                       | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`district`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#district)                                                     |
| `email`                              | `string` \| `null`                                                                                                                                                      | The customer's email address                                                                                                                                                  | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`email`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#email)                                                           |
| `extraFields`                        | [`FirmhouseExtraFieldAnswer`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-extra-field-answer.md)\[]                                                              | List of extra fields and values.                                                                                                                                              | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`extraFields`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#extrafields)                                               |
| `fullAddress`                        | `string` \| `null`                                                                                                                                                      | The customer's full address by combining address and house number.                                                                                                            | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`fullAddress`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#fulladdress)                                               |
| `fullName`                           | `string` \| `null`                                                                                                                                                      | The customer's full name.                                                                                                                                                     | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`fullName`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#fullname)                                                     |
| `houseNumber`                        | `string` \| `null`                                                                                                                                                      | The customer's house number.                                                                                                                                                  | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`houseNumber`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#housenumber)                                               |
| `id`                                 | `string` \| `null`                                                                                                                                                      | The id of the subscription.                                                                                                                                                   | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`id`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#id)                                                                 |
| `identityVerificationUrl`            | `string` \| `null`                                                                                                                                                      | Identity verification URL that automatically uses the configured provider.Append ?return\_url=<https://your-url> to send the customer back after a successful identification. | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`identityVerificationUrl`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#identityverificationurl)                       |
| `inTrialPeriod`                      | `boolean`                                                                                                                                                               | Whether this subscription is currently in its trial period.                                                                                                                   | -                                                                                                                                                                                                                   |
| `invoices?`                          | [`FirmhouseInvoice`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-invoice.md)\[] \| `null`                                                                        | List of invoices of this customer.                                                                                                                                            | -                                                                                                                                                                                                                   |
| `lastName`                           | `string` \| `null`                                                                                                                                                      | The customer's last name.                                                                                                                                                     | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`lastName`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#lastname)                                                     |
| `locale`                             | `string` \| `null`                                                                                                                                                      | The customer's locale/language.                                                                                                                                               | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`locale`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#locale)                                                         |
| `markedAsNonPayingAt`                | `string` \| `null`                                                                                                                                                      | The date and time when the subscription was last marked as non-paying.                                                                                                        | -                                                                                                                                                                                                                   |
| `marketingOptIn`                     | `boolean` \| `null`                                                                                                                                                     | Whether the customer accepted the optional marketing opt-in.                                                                                                                  | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`marketingOptIn`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#marketingoptin)                                         |
| `metadata`                           | `unknown`                                                                                                                                                               | Metadata makes it possible to store additional information on objects.                                                                                                        | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`metadata`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#metadata)                                                     |
| `monthlyAmountCents`                 | `number` \| `null`                                                                                                                                                      | The monthly amount that is charged.                                                                                                                                           | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`monthlyAmountCents`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#monthlyamountcents)                                 |
| `name`                               | `string` \| `null`                                                                                                                                                      | The customer's first name.                                                                                                                                                    | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`name`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#name)                                                             |
| `notes`                              | `string` \| `null`                                                                                                                                                      | Notes about the customer that can be set in the portal                                                                                                                        | -                                                                                                                                                                                                                   |
| `orderedProducts`                    | [`FirmhouseOrderedProduct`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-ordered-product.md)\[] \| `null`                                                         | The ordered products that are part of the order                                                                                                                               | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`orderedProducts`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#orderedproducts)                                       |
| `ordersV2?`                          | [`PaginatedResponse`](/sdks/firmhouse-sdk/reference/typealiases/paginated-response.md)<[`FirmhouseOrder`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-order.md)> | List of orders of this subscription                                                                                                                                           | -                                                                                                                                                                                                                   |
| `paidAmount`                         | `number` \| `null`                                                                                                                                                      | The amount that is succesfully paid so far.                                                                                                                                   | -                                                                                                                                                                                                                   |
| `pausedAt`                           | `string` \| `null`                                                                                                                                                      | The time the subscription was paused.                                                                                                                                         | -                                                                                                                                                                                                                   |
| `pausedUntil`                        | `string` \| `null`                                                                                                                                                      | The time the subscription will be automatically resumed.                                                                                                                      | -                                                                                                                                                                                                                   |
| `paymentMethod`                      | `string` \| `null`                                                                                                                                                      | The payment method currently in use for billing                                                                                                                               | -                                                                                                                                                                                                                   |
| `paymentMethodSummary`               | `string` \| `null`                                                                                                                                                      | The last 4 digits of the current payment method.                                                                                                                              | -                                                                                                                                                                                                                   |
| `paymentMethodTranslated`            | `string` \| `null`                                                                                                                                                      | Localised string of the payment method currently in use for billing.                                                                                                          | -                                                                                                                                                                                                                   |
| `phoneNumber`                        | `string` \| `null`                                                                                                                                                      | The customer's full international phone number                                                                                                                                | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`phoneNumber`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#phonenumber)                                               |
| `pspPaymentMethodDetails`            | `unknown`                                                                                                                                                               | The payment method details returned by PSP currently used for billing.                                                                                                        | -                                                                                                                                                                                                                   |
| `salutation`                         | `string` \| `null`                                                                                                                                                      | The customer's salutation (mr,ms,mx).                                                                                                                                         | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`salutation`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#salutation)                                                 |
| `signupCompletedAt`                  | `string` \| `null`                                                                                                                                                      | The date and time when the subscription completed their signup and made their initial payment (or no payment if free).                                                        | -                                                                                                                                                                                                                   |
| `skipAutoActivationOnSignup`         | `boolean`                                                                                                                                                               | If true then the subscription won't be activated after signup and initial payment.                                                                                            | -                                                                                                                                                                                                                   |
| `startDate`                          | `string`                                                                                                                                                                | The date and time when this subscription was (or will be) charged for the first time.                                                                                         | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`startDate`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#startdate)                                                   |
| `state`                              | `string` \| `null`                                                                                                                                                      | The customer's state                                                                                                                                                          | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`state`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#state)                                                           |
| `status`                             | [`SubscriptionStatus`](/sdks/firmhouse-sdk/reference/enumerations/subscription-status.md)                                                                               | Status of this customer.                                                                                                                                                      | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`status`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#status)                                                         |
| `stoppedAt`                          | `string` \| `null`                                                                                                                                                      | The date and time when the subscription was automatically stopped.                                                                                                            | -                                                                                                                                                                                                                   |
| `subscribedPlan`                     | [`FirmhouseSubscribedPlan`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-subscribed-plan.md) \| `null`                                                            | Returns the plan relationship and contract terms of the current plan                                                                                                          | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`subscribedPlan`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#subscribedplan)                                         |
| `termsAccepted`                      | `boolean`                                                                                                                                                               | Whether the customer accepted the terms and conditions.                                                                                                                       | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`termsAccepted`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#termsaccepted)                                           |
| `termsAcceptedOn`                    | `string` \| `null`                                                                                                                                                      | Whether the customer has accepted the terms\&conditions.                                                                                                                      | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`termsAcceptedOn`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#termsacceptedon)                                       |
| `token`                              | `string`                                                                                                                                                                | Unique token of the subscription                                                                                                                                              | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`token`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#token)                                                           |
| `trialPeriodMonths`                  | `number` \| `null`                                                                                                                                                      | The number of months before customer is charged for the first time.                                                                                                           | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`trialPeriodMonths`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#trialperiodmonths)                                   |
| `updatedAt`                          | `string` \| `null`                                                                                                                                                      | The date and time when the subscription was last updated.                                                                                                                     | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`updatedAt`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#updatedat)                                                   |
| `updatePaymentMethodUrl`             | `string` \| `null`                                                                                                                                                      | Send your customer to this URL to allow them to update their active payment method.                                                                                           | -                                                                                                                                                                                                                   |
| `vatNumber`                          | `string` \| `null`                                                                                                                                                      | The company's VAT number.                                                                                                                                                     | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`vatNumber`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#vatnumber)                                                   |
| `verifiedIdentity?`                  | [`FirmhouseVerifiedIdentity`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-verified-identity.md) \| `null`                                                        | Details of the verified identity if present.                                                                                                                                  | -                                                                                                                                                                                                                   |
| `zipcode`                            | `string` \| `null`                                                                                                                                                      | The customer's postal code or zipcode.                                                                                                                                        | [`FirmhouseCart`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md).[`zipcode`](/sdks/firmhouse-sdk/reference/interfaces/firmhouse-cart.md#zipcode)                                                       |
