These specifications have been developed by the Interagency Air Committee (IAC), composed of representatives of the Department of Defense and the Federal Aviation Administration, for use in the preparation of the United States Government Charts. These specifications shall be complied with, without deviation, until such time as they are amended by formal IAC action.
| Number | Name | Edition Date |
|---|---|---|
| IAC 1 | Enroute Low Altitude Charts, US and Alaska (PDF) | 28 March 2026 |
| IAC 2 | Sectional Aeronautical and Terminal Area Charts (PDF) | 7 October 2025 |
| IAC 2A | Flyway Planning Chart (PDF) | 1 April 2025 |
| IAC 4 | Instrument Approach Procedures (PDF) | 7 May 2026 |
| IAC 5 | Enroute High Altitude Charts, US and Alaska (PDF) | 10 June 2025 |
| IAC 7 | Graphic Instrument Departure Procedure Charts (PDF) | 25 April 2026 |
| IAC 8 | Chart Supplement (PDF) | 12 February 2026 |
| IAC 9 | Airport Diagrams (PDF) | 7 May 2026 |
| IAC 14 | Standard Terminal Arrival Charts (PDF) | 25 April 2026 |
| IAC 15 | Helicopter Route Charts (PDF) | 7 October 2025 |
| IAC 17 | Terminal Procedures Publication (PDF) | 2 March 2026 |