FAA

In US civilian air operations, the Federal Aviation Administration (FAA) provides regulatory oversight for aircraft ground deicing operations.

Click the links below to view the FAA deicing-related regulations, guidance and publications.

FAA Website

Federal Aviation Regulations FAR 121.629

Holdover Time Guidelines for Deicing and Anti-Icing of Aircraft

Notice 8900.708 – FAA-Approved Deicing Program for Winter 2024–2025

Standardized International Aircraft Ground De/Anti-Icing Program

Advisory Circulars (AC)

AC 20-117 – Hazards Following Ground Deicing and Ground Operations in Conditions Conducive to Aircraft Icing

AC 150/5300-14D – Design of Aircraft Deicing Facilities

AC 120-60B – Ground Deicing and Anti-icing Program

AC 120-58 – Pilot Guide Large Aircraft Ground Deicing

AC 120-112 – Use of Liquid Water Equivalent System to Determine Holdover Times or Check Times for Anti-Icing Fluids

AC 135-17 – Pilot Guide – Small Aircraft Ground Deicing (pocket)

AC 135-16: Ground Deicing and Anti-Icing Training and Checking