International 2.4mR Class
The 2.4mR International Class Association is the world organization that governs the 2.4mR Class, approved by ISAF as an international class since 1992, and the 2.4 Norlin One Design Class. Sixteen 2.4mR National Class Associations are members of the 2.4mR International Class Association
2.4 Norlin One Design Class
In addition to the 2.4mR Class the 2.4mR ICA decided 2013-04-10 to create and administer the 2.4 Norlin One Design Class. It is an ICA class, not an ISAF class.The class is based on a one-design closed rule for certified 2.4mR boats of the Norlin Mk III design. The class also allows the 2.4mR boats to be raced in regattas where identical boats are required, eg. in disabled sailing.