SIAP
SIAP appears in the names of statistical institutes for Asia‑Pacific, aviation approach procedures, aviation‑psychology research institutes, agricultural programs, and governmental standards implementation plans.
Miscellaneous
Saskatchewan Indian Agriculture Program
Siapsingle Integrated Air Picture
Single Integrated Air Picture
Strategic Information Assurance Program
Safety Incentive Award Programs
Governmental
Statistical Institute for Asia and Pacific
Standard Instrument Approach Procedure
Standards Implementation Action Plan
System Integrity Assurance Program