Maintenance and Manufacturing Staff Instructions (MSI) No. 21

Cancellation Notice

Aircraft Maintenance & Manufacturing Staff Instruction (MSI) 21, Revision No. 0, AARP-5009- 3-21 RDIMS 738559, effective date 1998-05-01 — Notice of Proposed Amendment (NPA) Process is cancelled, effective 2025-03-15.

The information found therein is no longer correct.

Original signed by

Linda Kovacic
Director
Standards branch
Aviation civile