Governing Documents

IDNIYRA Yearbook

2019 IDNIYRA Yearbook
(pdf version. Does not include membership lists.)
You will find Official Specifications, Specification Interpretations, Plans, Constitution, By Laws, and more in the yearbook.
All of the IDNIYRA governing documents are published annually in the class yearbook. You can download it using the link above or purchase a printed version. 



Order an official DN class printed yearbook. Chock full of information including class history, governing, specifications, and more.
Order a Yearbook: $17


The DN is most popular iceboat in the world. Whether you are a racer or cruiser, your $25 membership in the IDNIYRA helps to promote the art and skill of DN ice yacht construction and the sport of ice yachting on all the hard waters of the world.

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