The IJMC has been formed in 1985 by Jet Modelers for Jet Modelers.

The purpose of the IJMC is to bring a Jet Scale Class, a Turboprop Scale Class and a Basic Scale (demo) Class to an international accepted world competition class.

To serve this purpose, a member country organizes a Jet World Masters (JWM) competition every two years.

The IJMC is represented by member countries. Each country can nominate representatives during an AGM (Annual General Meeting).

The board is elected from country representatives during an AGM by Country representatives. Each country represents one vote.

The IJMC board is the administration body of the IJMC.

The AGM is the highest ruling body of the IJMC, decisions must be verified by representatives of member countries during an AGM.