Published date: 5 April 2025

Purpose

This AC describes an acceptable means of compliance with standards for the calibration of compasses and the surveying of compass swing sites.

Related rules

This AC relates specifically to Part 43 General Maintenance Rules, and rule 91.605(e)(5) and (9), Maintenance programmes and schedules.

Change notice

Revision 3 updates formatting and stylist to align with current AC format and adds a version history.