> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mx.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Extended Transaction History Overview

> Some institutions allow developers to access an extended transaction history with up to 24 months of data associated with a particular member.

The process for fetching and then reading this extended transaction history is much like standard aggregation, and it may trigger multi-factor authentication.