ATA 120 : 2015.1

Provides guidance to assist in controlling and/or tracking certain maintenance requirements on Removable Structural Components (RSCs) such as: - Airworthiness Directives (ADs); - Major repairs/alterations; - Showing compliance for Damage Tolerance (DT) requirements, including Widespread Fatigue Damage (WFD), and as applicable, maintenance actions for repairs made on Fatigue Critical Structure (FCS); - DT Supplement Structural Inspections (SSI) as required on Principal Structural Elements (PSE).