---
title: "Update billing address for a transaction (authenticated via resolution token)"
method: PUT
path: "/api/v1/transactions/{transactionId}/billing-address"
tags: ["Transaction Updates (Token)"]
---

# Update billing address for a transaction (authenticated via resolution token)

`PUT /api/v1/transactions/{transactionId}/billing-address`

## Request

- Base URL: `https://core.quidkey.com`
- URL: `https://core.quidkey.com/api/v1/transactions/{transactionId}/billing-address`
- Auth: none declared
- TypeScript: <https://skmtc.dev/banqzinc/apis/quidkey-api/docs/api/v1/transactions/:transactionId/billing-address/put.ts> (a function with typed inputs; its response is checked against the schema)

Update billing address for a transaction (authenticated via resolution token)

## Path parameters

- `transactionId` string, uuid, required: The unique identifier of the transaction

## Request body

- TransactionUpdateBillingAddressInput
  - `billing_address` object, required: A physical address
    - `address_line1` string, required: The first line of the address
    - `address_line2` string: The second line of the address
    - `apartment` string: The apartment, unit, or suite number
    - `city` string, required: The city
    - `state_province` string: The state or province
    - `country` string, required: ISO 3166-1 alpha-2 country code
    - `postal_code` string, required: The postal code
    - `company_name` string: The company name (if applicable)

## Response `200`

Success

- ResolutionLinkTokenUpdateSuccess
  - `success` boolean, required: Indicates if the request was successful
  - `data` object, required
    - `success` boolean, required

## Other responses

- `400`: Bad Request
- `403`: Forbidden

## Changes

- **2026-06-17** `b372e7d5563d`: 1 info
  - endpoint added
- **2025-11-02** `919eb7a392aa`: 1 breaking
  - api path removed without deprecation

[Operation history](https://skmtc.dev/banqzinc/apis/quidkey-api/changes/api/v1/transactions/:transactionId/billing-address/put.md)

---

[API](https://skmtc.dev/banqzinc/apis/quidkey-api.md) - [All operations](https://skmtc.dev/banqzinc/apis/quidkey-api/llms.txt) - [OpenAPI document](https://skmtc.dev/banqzinc/apis/quidkey-api/revisions/f86d2bdbcb08?raw)