The Equipment Rules of Sailing (ERS) govern the equipment used in the sport. They are revised and published every four years by World Sailing.
The Equipment Rules of Sailing consists of three parts:
- Part I - Rules for use of the equipment: The boat - the sports equipment used in sail racing and the personal equipment
- Part II - Equipment definitions
- Part III - Rules governing equipment control and inspection
Current Edition
The current edition is the Equipment Rules of Sailing 2017-2020 effective from 1 January 2017 until 31 December 2020. The new edition 2021-2024 will become effective on 1 January 2021.