---
title: "Get Marriage Allowance"
method: GET
path: "/api/tax/marriage-allowance"
tags: ["Tax"]
---

# Get Marriage Allowance

`GET /api/tax/marriage-allowance`

## Request

- Base URL: `https://api.earmarkiq.app` (the document declares no server; this is the origin it was published from)
- URL: `https://api.earmarkiq.app/api/tax/marriage-allowance`
- Auth: HTTP bearer

Check marriage allowance eligibility.

## Response `200`

Successful Response

- MarriageAllowanceResponse
  - `eligible` boolean, nullable, required
  - `reason` string, required
  - `annual_saving` number, required
  - `backdating_available` boolean, required
  - `backdating_years` integer, required
  - `total_potential_saving` number, required
  - `claim_url` string, required
  - `both_incomes_detected` boolean, required

---

[API](https://skmtc.dev/earmarkiq/apis/earmark-api.md) · [All operations](https://skmtc.dev/earmarkiq/apis/earmark-api/llms.txt) · [OpenAPI document](https://skmtc.dev/earmarkiq/apis/earmark-api/revisions/4a2c41907105?raw)