MSG-3 is a task-oriented methodology to derive scheduled maintenance requirements. It provides a standardized format for analysis and determination of scheduled maintenance tasks for Aircraft Systems/Powerplant, Structures and Zonal.

What is ATA msg3?

The ATA MSG-3 publication outlines a decision-logic process for determining initial scheduled maintenance requirements for new fixed-wing aircraft and/or power plants. This document presents a means for developing maintenance tasks and intervals acceptable to regulatory authorities, operators and manufacturers.

What is MSG aircraft maintenance?

MSG stands for Maintenance Steering Group (3 is the 3rd version of the process and has been around since 1980). It provides a process which is used for developing scheduled maintenance tasks and intervals, which will be acceptable to the regulatory authorities, the operators and the manufacturers.