Braintree to Stripe Migration: How to Move Subscriptions Without Breaking Billing

Migrating from Braintree to Stripe is not just a payment gateway replacement. For a subscription business, the migration touches customer identity, saved payment methods, billing schedules, accounting records, refunds, tax behavior, support tooling, and production operations.

The main risk is not that the new payment form fails. It is that active customers get charged twice, miss a renewal, lose access after a successful payment, or contact support about an invoice your team can no longer reconcile.

Before planning the migration, use the most recent official documentation from Braintree, Stripe, and any payment-method providers involved in your stack. Payment migration documentation changes, old API guides get deprecated, and third-party migration posts often preserve assumptions that were true for one project but unsafe for another. Treat external articles as context, not as the source of truth.

This article covers the parts that usually decide whether the migration is calm or painful: payment method portability, active subscriptions, historical data, edge cases, and cutover design.

What makes this migration different

A normal payment integration starts from clean state: new customers, new payment methods, new subscriptions, new webhooks.

A migration starts in the middle of many existing billing relationships. Customers already have stored cards. Some are on legacy prices. Some have discounts, trials, annual plans, add-ons, account credit, past-due invoices, or cancellation dates. Finance may rely on Braintree reports. Support may look up transaction IDs in admin tools. Product access may depend on subscription status changes from Braintree webhooks.

That means the migration needs two plans:

• A technical plan for creating the equivalent customer, payment, and subscription state in Stripe.
• An operational plan for deciding which system owns each customer during every stage of the cutover.

The second plan is often more important than the first.

What can and cannot be migrated

Braintree supports credit card data portability. According to Braintree's official data migration documentation, customer and credit card records can be exported when leaving Braintree. Braintree also states that subscription and transaction information cannot be migrated directly through that vault migration process.

That distinction matters.

Stored card data can usually move through a secure provider-to-provider process. Your application should not handle raw card numbers. Braintree exports sensitive vault data through an encrypted process, and Stripe provides a payment data import flow for moving customer and payment information into Stripe.

Subscriptions are different. An active Braintree subscription is not transferred as a live object into Stripe. You need to recreate the billing model in Stripe, map existing subscription state to Stripe's subscription model, and choose the right timing for when Stripe begins charging.

Transactions are also different. Historical Braintree transactions should generally remain historical Braintree transactions. Stripe is not a ledger import tool for reconstructing every past charge, refund, dispute, and settlement event as if it originally happened in Stripe.

In practice, the migration usually separates data into three groups:

• Operational data to migrate: customers, saved payment methods, active subscriptions, current plan state, renewal dates, account status, and billing contact information.
• Historical data to archive or warehouse: old transactions, invoices, refunds, disputes, exports, settlement records, and support-relevant identifiers.
• Data to rebuild in Stripe: products, prices, coupons, tax settings, invoice settings, webhook handling, dunning behavior, and reporting flows.

This separation keeps the project realistic. Trying to force every historical detail into Stripe usually increases risk without improving billing continuity.

Map the data model before touching production

Before importing anything, define how your internal billing model maps from Braintree concepts to Stripe concepts. Keep this as a living migration document and validate it against the most recent official provider documentation, not against old migration examples found online.

At minimum, the mapping should cover:

• How customers in your application correspond to customers in each payment provider.
• Which saved payment method should become the default for future subscription billing.
• How each active subscription maps to a Stripe product, price, billing cadence, trial, discount, tax treatment, and renewal date.
• Which historical identifiers need to remain searchable in admin tools after cutover.
• Which system is authoritative for access control during the migration window.

This mapping should be reviewed by engineering, finance, support, and whoever owns customer communications. A technically valid migration can still fail operationally if support cannot answer "Why was this customer charged?" the morning after cutover.

Move saved payment methods through the secure migration path

The safest path for stored card migration is provider-to-provider transfer. Stripe's official migration documentation describes a process for importing sensitive payment data, including coordination with the previous processor where needed. Braintree's export documentation describes encrypted exports of vault records.

The important engineering constraint is simple: your application should not receive, store, transform, or upload raw card data. That keeps your PCI scope smaller and avoids creating a new security liability during the migration.

A typical process looks like this:

• Build and test the Stripe integration for new customers first.
• Switch new signups and new payment-method updates to Stripe.
• Request the Braintree vault export and Stripe import through the official migration channels.
• Receive the post-import mapping from Stripe.
• Update your application database so each customer and saved payment method points to the corresponding Stripe record.
• Run a reconciliation pass before using imported methods for subscription billing.

There is one subtle timing issue here. If a customer updates their card in Braintree after the vault export but before Stripe is live for that customer, that update may not be present in Stripe. Stripe's documentation calls this out as a migration-window concern. You need a policy for it: temporarily route payment method updates to Stripe, freeze updates for a short window, or run a final delta process where possible.

Also check payment method coverage. Braintree's official migration documentation notes that Apple Pay and Google Pay payment methods are excluded from exports because provider-specific tokens are not transferable. Other payment methods can have their own consent, mandate, or regional requirements. Do not assume "customer has a payment method" means "customer can be charged by Stripe without further work."

Recreate products, prices, and billing rules in Stripe

Before importing subscriptions, create the Stripe billing model that will receive them.

This is where many teams discover the subscription catalog is less clean than they thought. A Braintree plan may have been edited over time. Existing subscriptions may retain old prices. Some customers may have manually adjusted amounts. Discounts and add-ons may have been applied in ways that do not map neatly to the new Stripe product catalog.

Do not migrate only the current marketing plans. Migrate the billing reality.

For each active subscription cohort, identify:

• Billing interval and renewal date.
• Current recurring amount.
• Currency and merchant account behavior.
• Trial state.
• Discount, coupon, add-on, and credit behavior.
• Quantity or seat count.
• Tax settings and address requirements.
• Cancellation state.
• Past-due or retry state.

Stripe supports both Dashboard-based and API-based approaches for importing subscriptions, including its Billing migration toolkit and subscription APIs. Which path is better depends on migration volume, complexity, and how much custom mapping logic your business needs.

For straightforward subscriptions, a CSV-based toolkit can reduce engineering work. For complex legacy pricing, metered usage, custom discounts, or staged rollout logic, an API-driven migration script may be safer because you can encode validation, idempotency, retries, and detailed logging.

Move active subscriptions carefully

The safest subscription migration plan avoids both missed billing and double billing.

Stripe's subscription migration documentation recommends creating new Stripe subscriptions before canceling old subscriptions to avoid missing a billing period, while canceling the old subscriptions before the new ones are set to charge to avoid double billing. The operational detail is where the work lives.

For each subscription, decide:

• When the final Braintree charge should happen.
• When the first Stripe charge should happen.
• Whether the customer should see a new invoice immediately or at the next cycle.
• Whether any trial, discount, or prepaid period should continue.
• How product access should behave if the first Stripe renewal fails.

Do not treat all subscriptions identically. A monthly customer renewing tomorrow is a different migration risk from an annual customer who renewed last week. A past-due customer is different from a customer in trial. A customer with a canceled-at-period-end subscription should not be revived accidentally.

A practical approach is to migrate in cohorts:

• Internal test customers.
• Low-risk active customers with simple monthly plans.
• Larger cohorts with ordinary active subscriptions.
• Annual, discounted, multi-item, or manually adjusted subscriptions.
• Past-due, disputed, or otherwise exceptional accounts.

This lets the team validate webhook behavior, reporting, access control, support workflows, and renewal outcomes before moving the hardest cases.

Decide what to do with historical data

Historical data deserves its own plan. It should not be an afterthought after the subscription import works.

Most teams need historical payment data for five reasons:

• Customer support.
• Finance and accounting.
• Revenue analytics.
• Tax and compliance.
• Refunds, disputes, and audit trails.

Those needs do not require every old Braintree transaction to become a Stripe transaction. In most migrations, the better pattern is to preserve Braintree as the historical source for pre-migration activity and store normalized extracts in your own reporting system.

At minimum, export and preserve:

• Customers and billing contacts.
• Subscriptions, plans, add-ons, discounts, and status history where available.
• Transactions, refunds, disputes, settlement data, and processor response information.
• Invoice or receipt references used by support.
• Identifiers needed to connect Braintree history to your internal users and new Stripe records.

Then update internal tools so support can see both histories in one place. For example, an admin billing page might show "Braintree history before September 2026" and "Stripe history after September 2026." That is much clearer than pretending all payment history lives in one provider.

Refunds need special attention. A charge processed through Braintree generally needs to be refunded through Braintree while the old account and permissions remain available. Keep enough Braintree access, credentials, and process documentation to handle post-migration refunds and disputes.

Handle webhooks and billing state explicitly

During the migration, both Braintree and Stripe may emit events that affect customer access. If your application currently treats Braintree webhooks as the source of subscription truth, you need to change that carefully.

Do not switch webhook handlers in one large untested release. Build a billing state layer that can understand which provider owns a subscription at a given time.

The migration should define:

• Which events create or update active entitlement.
• Which events remove access.
• How failed payments are represented.
• How retries and past-due states affect the product.
• How duplicate, delayed, or out-of-order webhooks are handled.
• How manual admin changes are audited.

Idempotency matters here. Migration scripts may be retried. Webhooks may be delivered more than once. A subscription may appear in a reconciliation report after being partially migrated. Every step that creates Stripe state or updates local billing references should be safe to retry without charging the customer twice or creating duplicate subscriptions.

Watch the edge cases

The happy path is easy to model: active customer, one saved card, one monthly subscription, no discounts, next renewal in three weeks.

The migration risk hides in the rest of the portfolio.

Watch for:

• Customers with multiple saved payment methods.
• Expired cards or cards updated during the migration window.
• Subscriptions with custom prices that no longer match current plans.
• Annual subscriptions with long prepaid periods.
• Trials ending during the cutover window.
• Past-due subscriptions and retry schedules.
• Customers marked for cancellation at period end.
• Add-ons, discounts, coupons, and account credits.
• Multiple currencies or merchant accounts.
• Tax settings that depend on billing address completeness.
• PayPal, Venmo, ACH, Apple Pay, Google Pay, or wallet-based payment methods.
• Refunds and disputes for pre-migration charges.
• Admin tooling that assumes Braintree identifiers.
• Analytics pipelines that read directly from Braintree reports.

Each of these needs either a migration rule or an explicit exception process. "We will fix it manually" can be acceptable for a small number of accounts, but only if the team knows the count before cutover.

Test with reconciliation, not optimism

The migration is ready when you can reconcile it.

Before production cutover, run a dry migration into a Stripe test environment using representative data. Then compare source and destination at the business level, not just the API-object level.

Useful checks include:

• Number of customers selected for migration.
• Number of customers imported into Stripe.
• Number of active subscriptions expected.
• Number of Stripe subscriptions created.
• Next billing dates before and after migration.
• Recurring revenue by plan, currency, and billing interval.
• Customers without a default usable payment method.
• Customers with mismatched price, discount, tax, or quantity.
• Subscriptions that would bill within the cutover window.
• Records that require manual review.

Also test application behavior:

• New signup on Stripe.
• Existing customer renewal on Stripe.
• Failed payment and retry handling.
• Subscription cancellation.
• Plan change.
• Payment method update.
• Refund of a pre-migration Braintree charge.
• Support lookup for old and new billing history.

If the migration script produces no reconciliation report, it is not finished.

Plan the production cutover

A good cutover plan should be boring. Everyone involved should know what happens, when it happens, how success is measured, and what cannot be rolled back.

Before cutover:

• Freeze risky billing changes or route them to the new Stripe flow.
• Export the latest Braintree subscription and customer data.
• Confirm the payment method import and mapping.
• Run the subscription migration for the selected cohort.
• Validate records before any Stripe subscription charges.
• Confirm Braintree automatic billing cancellation timing.
• Monitor Stripe webhooks, failed payments, and subscription creation errors.
• Keep finance and support ready with the customer-impact list.

Rollback deserves a realistic discussion. You can often pause a migration cohort before the first Stripe charge. You can retry failed imports. You can keep some subscriptions on Braintree longer. But after a customer has been canceled in Braintree and billed in Stripe, rollback is not a simple database flag. Treat every irreversible step as a controlled production operation.

Practical checklist

Use this checklist before moving real customers:

• Current official Stripe and Braintree migration documentation reviewed.
• Stripe products, prices, coupons, tax behavior, and dunning settings configured.
• Braintree customer, payment method, subscription, and transaction exports available.
• Secure payment method migration requested and completed.
• Stripe post-import mapping parsed and reconciled.
• Local billing records updated with Stripe customer and payment references.
• Subscription import tested in sandbox or dry-run mode.
• Billing dates, plan amounts, discounts, trials, and cancellation states reconciled.
• Webhook handlers support both old and new provider states during transition.
• Historical Braintree data archived or loaded into the reporting warehouse.
• Admin tools can show both Braintree and Stripe billing history.
• Refund and dispute process for old Braintree transactions documented.
• Cutover cohort selected and reviewed.
• Monitoring, alerting, and support playbooks prepared.
• Post-cutover reconciliation scheduled after the first renewal cycle.

Key takeaway

A Braintree to Stripe migration succeeds when the team treats it as a controlled billing-system migration, not a payment-form rewrite.

Move payment methods through official secure channels. Recreate subscriptions deliberately. Preserve historical Braintree data instead of trying to fake it inside Stripe. Test against business outcomes: who will be charged, when, for how much, and what support will see afterward.

The technical work is manageable. The real discipline is knowing which system owns billing state at every moment of the migration.