# Adds the ability to configure custom start of day per connected account ## What’s new You can now configure per-account custom cutoffs for payment transaction availability and automatic payout bundling through the [start_of_day](https://docs.stripe.com/api/balance-settings/object.md?api-version=2026-05-27.dahlia&rds=1#balance_settings_object-payments-settlement_timing-start_of_day) hash using the [Balance Settings](https://docs.stripe.com/api/balance-settings.md?api-version=2026-05-27.dahlia) API. This feature is currently only available for connected accounts in [certain countries](https://docs.stripe.com/connect/customized-start-of-day.md#feature-availability). Previously, all connected accounts inherited the start of day timing for payment processing and payout scheduling from their platform. With this update, platforms can configure connected accounts to use custom daily cutoff times that better align with their business operations and local time zones. ## Impact You can now provide more flexible payout timing for your connected accounts, which is particularly useful for platforms operating across multiple time zones or with specific business hour requirements. This feature helps platforms better serve connected accounts that need payment availability and payout bundling aligned with their local business operations rather than UTC timing. To implement this feature, include the `start_of_day` hash when you [update](https://docs.stripe.com/api/balance-settings/update.md?api-version=2026-05-27.dahlia) balance settings for a connected account. See [Customized start of day](https://docs.stripe.com/connect/customized-start-of-day.md) for more information. ## Changes #### REST API | Parameter | Change | Resources or endpoints | | -------------- | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | `start_of_day` | Added | [BalanceSettings#update.payments.settlement_timing](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing), [BalanceSettings.payments.settlement_timing](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing) | #### Ruby | Parameter | Change | Resources or methods | | -------------- | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | `start_of_day` | Added | [BalanceSettings::Payment::SettlementTiming](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing), [BalanceSettingsUpdateParams::Payment::SettlementTiming](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing) | #### Python | Parameter | Change | Resources or methods | | -------------- | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | `start_of_day` | Added | [BalanceSettings.Payment.SettlementTiming](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing), [BalanceSettingsModifyParamsPaymentSettlementTiming](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing) | #### PHP | Parameter | Change | Resources or methods | | -------------- | ------ | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | `start_of_day` | Added | [BalanceSettings.payments.settlement_timing](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing), [BalanceSettings.update().$params.payment.settlement_timing](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing) | #### Java | Parameter | Change | Resources or methods | | ------------ | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | `startOfDay` | Added | [BalanceSettings.payments.settlement_timing](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing), [BalanceSettingsUpdateParams.payments.settlement_timing](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing) | #### Node.js | Parameter | Change | Resources or methods | | -------------- | ------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | `start_of_day` | Added | [BalanceSettingUpdateParams.payments.settlement_timing](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing), [BalanceSettings.payments.settlement_timing](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing) | #### Go | Parameter | Change | Resources or methods | | ------------ | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | `StartOfDay` | Added | [BalanceSettingsPaymentsSettlementTiming](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing), [BalanceSettingsPaymentsSettlementTimingParams](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing) | #### .NET | Parameter | Change | Resources or methods | | ------------ | ------ | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | `StartOfDay` | Added | [BalanceSettings.Payments.SettlementTiming](/api/balance-settings/object?api-version=2026-05-27.dahlia#balance_settings_object-payments-settlement_timing), [BalanceSettingsPaymentsSettlementTimingOptions](/api/balance-settings/update?api-version=2026-05-27.dahlia#update_balance_settings-payments-settlement_timing) | ## Upgrade #### REST API 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. If you use an SDK, upgrade to the corresponding SDK version for this API version. - If you don’t use an SDK, update your [API requests](https://docs.stripe.com/api/versioning.md) to include `Stripe-Version: 2026-05-27.dahlia` 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). #### Ruby 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. Upgrade your Ruby SDK to the latest version. 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). #### Python 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. Upgrade your Python SDK to the latest version. 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). #### PHP 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. Upgrade your PHP SDK to the latest version. 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). #### Java 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. Upgrade your Java SDK to the latest version. 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). #### Node.js 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. Upgrade your Node SDK to the latest version. 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). #### Go 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. Upgrade your Go SDK to the latest version. 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). #### .NET 1. [View your current API version](https://docs.stripe.com/upgrades.md#view-your-api-version-and-the-latest-available-upgrade-in-workbench) in Workbench. 1. Upgrade your .NET SDK to the latest version. 1. Upgrade the API version used for [webhook endpoints](https://docs.stripe.com/webhooks/versioning.md). 1. [Test your integration](https://docs.stripe.com/testing.md) against the new version. 1. If you use Connect, [test your Connect integration](https://docs.stripe.com/connect/testing.md). 1. In Workbench, [perform the upgrade](https://docs.stripe.com/upgrades.md#perform-the-upgrade). You can [roll back the version](https://docs.stripe.com/upgrades.md#roll-back-your-api-version) for 72 hours. Learn more about [Stripe API upgrades](https://docs.stripe.com/upgrades.md). ## Related changes - [Adds digital attestation support to Accounts v2 for proof of registration and beneficial ownership verification](https://docs.stripe.com/changelog/dahlia/2026-05-27/digital-attestation-accounts-v2.md) - [Adds automatic transfer rules to balance settings](https://docs.stripe.com/changelog/dahlia/2026-05-27/balance-settings-automatic-transfer-rules.md)