Payments Training Hub

MT101 in Depth

D04 Messaging and standards · 7 lessons

Version 1.0 | Last reviewed 2026-11-05

Learner explains MT101 use cases, multiple debit accounts, subsidiary payments, funds repatriation and the difference between Sequence A and Sequence B. Learner uses real examples with amounts, banks and message names to show how the topic works in practice.

MT101 in depth: how corporations instruct banks to pay, field by field.

What You Can Do After This Chapter

Learning objective. Learner explains MT101 use cases, multiple debit accounts, subsidiary payments, funds repatriation and the difference between Sequence A and Sequence B. Learner uses real examples with amounts, banks and message names to show how the topic works in practice.

Practical assessment. Learner receives a case where a UK parent must pay 20 suppliers from three subsidiary accounts in euros, pounds and dollars, then drafts an MT101 with Sequence A and Sequence B, maps each field to a pain.001 equivalent, and explains how the bank executes and reports the payments. Learner submits all work with sources, calculations and assumptions stated clearly, and reviews the result against the chapter checklist before submission.

Expected deliverables.

Completion criterion. Learner produces a correct MT101 draft with both sequences mapped to pain.001, and explains execution, reporting and error handling clearly. Completion is judged on accuracy, completeness and clear written explanation throughout.

In this chapter
  1. What MT101 Is and When Corporations Use It
  2. MT101 Structure: Sequence A and Sequence B
  3. Field 50a Ordering Customer in Sequence A vs Sequence B
  4. Two Domestic Transactions in One MT101
  5. Paying from Multiple Debit Accounts
  6. Paying from a Subsidiary Account and Paying on Behalf of Subsidiaries
  7. Funds Repatriation and a Full Worked Example

Start Lesson 1: What MT101 Is and When Corporations Use It →