---
title: "Tool 77 — ISO 20022 Data Truncation & Address Auditor"
method: POST
path: "/v1/tools/iso_truncation_auditor"
---

# Tool 77 — ISO 20022 Data Truncation & Address Auditor

`POST /v1/tools/iso_truncation_auditor`

## Request

- Base URL: `https://ainumbers.co`
- URL: `https://ainumbers.co/v1/tools/iso_truncation_auditor`
- Auth: none declared

Detect silent data loss in ISO 20022 MX payment payloads. Identify XML fields exceeding legacy MT character limits and audit postal addresses against the Swift CBPR+ structured address requirement (formerly 14 November 2026; deferred by Swift on 27 August 2026, new date not yet published). Client-side. Works offline. Zero PII.

**Tool URL:** https://ainumbers.co/tools/77-iso-truncation-auditor.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `xmlInput` string

## Response `200`

Successful tool execution result

- object

---

[API](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite.md) · [All operations](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/llms.txt) · [OpenAPI document](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/revisions/b462e4f5bb28?raw)