U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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All TitlesTitle 33Chapter IPart 183Subpart H - Subpart H—Flotation Requirements for Outboard Boats Rated for Engines of 2 Horsepower or Less
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When the conditions prescribed in § 183.320 (a) and (d) through (g) are met, the boat must float in fresh, calm water as follows:
(a) The angle of heel does not exceed 10 degrees from the horizontal.
(b) Any point on either the forward or aft reference area is above the surface of the water.
(c) The reference depth at the reference area that is opposite the reference area that is above the surface of the water is 6 inches or less.