IHS is your source for ICAO standards, publications and regulations.
A specialized agency of the United Nations, the International Civil
Aviation Organization (ICAO) was created in 1944 to promote the safe and
orderly development of international civil aviation throughout the world.
It sets standards and regulations necessary for aviation safety, security,
efficiency and regularity, as well as for aviation environmental
protection. The Organization serves as the forum for cooperation in all
fields of civil aviation among its 191 Member States.
IHS carries all current, English language versions of ICAO publications.
Specific topics covered by these publications include: aircraft engine
emissions, accident/incident reporting, environmental protection, noise
assessment, flight crew fatigue, certification and inspection, aeronautical
telecommunications, airport planning, airworthiness, personnel licensing