The following documents are incorporated by reference in this chapter: American National Standard for Public Swimming Pools (ANSI/NSPI-1 2003) except Articles 6.5, 6.5.1, 6.6, 6.6.1, 6.6.2, 6.6.3, 6.8, 6.9.1, 6.9.3, 7.1.6, 7.1.7, 7.1.7.1, 8.1.1, 8.4.2.1, 8.4.2.3, 12.3.1, 12.3.2, 13.2.1, 13.2.3, 15.3, 17.4.1, 17.5.1, 18.6, and 22.2.1, and except that in Appendix E, the term “shall” is substituted for “should” whenever it appears; American National Standard for Public Spas, (ANSI/NSPI-2 1999), except Articles 7.6 and 7.6.1; Circulation System Components and Related Materials for Pools, Spas/Hot Tubs (ANSI/NSF Standard-50 1992); American National Standard for Residential Inground Swimming Pools (ANSI/NSPI-5 1995) including Appendix E, Model Barrier Code for Residential Swimming Pools, Spas, and Hot Tubs; American National Standard for Aboveground/Onground Residential Swimming Pools (ANSI/NSPI-4 1992); and 15 U.S.C. §8003, as amended.