About ICAO's Aviation English Language Test Endorsement Service
We recommend carefully reading the policy on test endorsement before submitting a test for endorsement.
About
Aviation English Language Test Endorsement
About ICAO's Aviation English Language Test Endorsement Service
The purpose of this service is to confirm how well tests of aviation English meet the criteria for good language tests and how well they reflect ICAO's Language Proficiency Requirements (LPR). The service does not review tests of general English, tests for another language than English, or any other tests that may be used in aviation (such as for licensing).

Any Test Service Provider (TSP) in good standing that has developed a test of aviation English reflecting the ICAO LPR may submit a test for endorsement. To obtain an endorsement, TSP must complete the following 5-step process:
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Endorsement Fee
ICAO charges a fee of USD 5,000 to evaluate tests for endorsement.

This fee is non-refundable and must be paid in full before tests are evaluated.
POLICY
About This Website

The information contained herein is for general use and may change without notice, from time to time and as needed to stay current. All questions about the test endorsement service that are not addressed in the endorsement policy should be clarified directly with ICAO.

Every effort is made to keep the website up and running smoothly. However, ICAO takes no responsibility for, and will not be liable for, the website being temporarily unavailable due to technical issues beyond our control. ICAO further assumes no responsibility for any loss or damage that may occur from obtaining or failing to obtain an endorsement.