NOTE: The information on this page is complementary to the IRC Rule text and does not remove any obligation to read and comply with the IRC Rules.
Rules for Endorsement of IRC certificates (PDF) updated 2014
Sail input sheet (for sailmakers and measurers) (Excel) 2015
IRC worksheet (PDF) Print this and use it to collect the data for your application. Please do NOT use this as an application or input sheet!
IRC Measurement Condition What needs to be aboard (or not) for measuring Boat Weight, Overhangs and Draft
Bulb Weight clarification
Measurement drawings *including new guidance on measuring x and h (and when to measure it) 24/2/12
Simple measurement guides - rig and sails
ISAF Equipment Rules of Sailing (ERS) 2013-2016