International operators must comply with ICAO Annex 6 fuel guidance under 14 CFR 91.703; common flight-plan errors involve taxi, reserve, and contingency fuel.

When operating in an international environment, you must comply with the ICAO guidance as required by CFR 14 Part 91.703. From reviewing Ramp Inspection Program (SAFA) findings, flight plans, and operating manuals, it is important to ensure your fuel allocations comply with ICAO Annex 6.
Of the flight plans we have reviewed, the fuel allocation information varies greatly from the required standards. Typically, additional fuel is not required; it must be properly allocated. The most frequently identified and significant issues are:
For your convenience, the Scott IPC ICRH® General Guidance tab contains extracted Annex 6 requirements for both Private and Commercial operators.
Here is a sample of an Annex 6 compliant fuel allocation table. The labels can be abbreviated, and additional categories can be added. Review your IOM or Procedures Documents to ensure they accurately reflect the Annex 6 requirements and match the fuel table utilized on your flight plans.

REFERENCED REGULATIONS
FAA AC 91-70B
NAT Doc 007 Ver 2026.1
ICAO Doc 4444 PANS-ATM
ICAO Annex 11
NAT OPS Bulletin 2025-3
AUTHOR
The Scott IPC instructor team: retired corporate chief pilots, FAA procedures and safety personnel, and former military aviators who teach international procedures.
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