Aircraft info

For aircraft owners and inspectors


Learn how to manage aircraft maintenance, locate approved Inspection Authorities, report defects, and understand the benefits of our On-Condition component life extension programme.

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On-Condition life extension program

RAANZ have established an on-condition program to allow aircraft components (currently engines) to operate beyond manufacturer specified calendar life or time in service.

The main requirements for entry into the program are:
  • The Authorising IA signs the engine into the program using the appropriate OCA form
  • The engine has a documented maintenance and performance record – its history and operation is proven
  • The engine undergoes a thorough inspection and review by an approved Authorising Inspection Authority
  • The Authorising IA specifies the maintenance schedule and performance and wear limits for the engine
The main requirements for remaining in the program are:
  • The engine is maintained according to the specified maintenance schedule;
  • The engine undergoes an annual condition inspection;
  • The engine is shown to be within the specified performance and wear limits;

Documents relating to this program are:

CAA Exemption approval

now extended to 31/07/2025

The On-Condition program document;
Sample 4-stroke maintenance schedule;
Sample 2-stroke maintenance schedule;
Authorising IA list;

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