In this chapter:
(1) ASME/ANSI
The term ASME/ANSI as applied to a safety standard means such a standard that is accredited by the American National Standards Institute and published by the American Society of Mechanical Engineers.
(2) Barrier
The term barrier includes a natural or constructed topographical feature that prevents unpermitted access by children to a swimming pool, and, with respect to a hot tub, a lockable cover.
(3) Commission
The term Commission means the Consumer Product Safety Commission.
(4) Main drain
The term main drain means a submerged suction outlet typically located at the bottom of a pool or spa to conduct water to a recirculating pump.
(5) Safety vacuum release system
The term safety vacuum release system means a vacuum release system capable of providing vacuum release at a suction outlet caused by a high vacuum occurrence due to a suction outlet flow blockage.
(6) Swimming pool; spa
The term swimming pool or spa means any outdoor or indoor structure intended for swimming or recreational bathing, including in-ground and above-ground structures, and includes hot tubs, spas, portable spas, and non-portable wading pools.
(7) Unblockable drain
The term unblockable drain means a drain of any size and shape that a human body cannot sufficiently block to create a suction entrapment hazard.
(8) State The term State has the meaning given such term in section
2052 (10)1 of this title, and includes the Northern Mariana Islands.