This standard describes certain criteria for the design, manufacturing, testing, care and use of aboveground/on-ground residential (Type-O) non-diving swimming pools and their components.Aboveground/on-ground residential swimming pools are for swimming and wading only. No diving boards, slides or other equipment are to be added to an aboveground/on-ground pool that in any way indicates that an aboveground/on-ground pool may be used or intended for diving purposes.This standard does not apply to public/commercial pools, permanently installed residential pools, competitive pools, hot tubs, and other pools or spas such as those operated for medical treatment, physical therapy, or other special purposes.