IRC Rating open for 2025
Applications are open for 2025 IRC Rating and the IRC Rating Authority (RORC Rating Office and UNCL, Pôle Course du YCF) have already issued certificates to over 650 northern hemisphere boats for the new season, with another 560 southern hemisphere b…
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40 years of development – Seahorse June 2024
As an 18-year-old in January 1985, Jenny Howells’ first full-time job was as office junior at the RORC Rating Office; little did she know that she would get deeply involved in a nascent yacht rating rule that, over the next 40 years, would become a w…
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IRC Hull Factor – Seahorse April 2023
In the April 2023 issue of Seahorse, IRC Technical Committee member Claude Charbonnier explained the inputs for the calculated Hull Factor. The hull factor that appears on our IRC certificates is sometimes viewed with caution by owners and designers…
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Seahorse IRC articles
Stay ahead in the world of IRC racing with Seahorse Magazine! Every two months, the well-known international sailing magazine includes an IRC rating article filled with valuable insights. Whether you’re a seasoned competitor or an enthusiastic fan, t…
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World Sailing Storm & Heavy Weather Sails Announcement
World Sailing Announcement 11 November 2024 Following recommendation from the Special Regulations Sub-Committee, the Oceanic and Offshore Committee unanimously approved changes to design requirements of storm and heavy weather sails, aiming to clarif…
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First Standard IRC rating certificates issued in Australia
In May 2024 Australian Sailing announced a significant change of policy: from June 2024 boats can apply for Standard IRC certificates, marking a significant departure from the longstanding requirement in Australia for Endorsed certificates. This chan…
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40 Years of IRC Rating
Made by sailors for sailors, in 2024 the International Rating Certificate (IRC) celebrates 40 years of yacht rating around the world. Back in the early 1980s, most boats were racing under the International Offshore Rule (IOR), but it was starting to…
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IRC website resources updated
We have been busy updating the resources on the IRC website and we encourage owners, measurers, Rule Authorities and equipment manufacturers to read these to make sure you are up-to-date. Remember that compliance with the IRC rules and the boat’s cur…
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IRC Rating publishes valid boat data
In a major move towards increased transparency IRC Rating is now publishing the valid boat data for all boats with an IRC certificate issued since 1st January 2024. This initiative marks a significant step forward in promoting fair sailing, openness…
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IRC Rating open for 2024
Applications are open for 2024 IRC Rating and the IRC Rating Authority (RORC Rating Office and UNCL, Pôle Course du YCF) have already issued certificates to over 600 northern hemisphere boats for the new season with another 600 southern hemisphere bo…
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