<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="UTF-8" /><title></title><meta name="Generator" content="PowerTools for Open XML" /><style>span { white-space: pre-wrap; } p.sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0 { margin-top: 0; margin-bottom: 0; margin-left: 0; margin-right: 0; text-indent: 0.00in; text-align: justify; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; line-height: 108%; } span.sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0 { background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000000 { color: #0000FF; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000001 { background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.sf95f5c45-bd2a-4103-9fef-57f88fb4049f000002 { background: white; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000003 { color: #0000FF; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.sf95f5c45-bd2a-4103-9fef-57f88fb4049fC2 { color: #0000FF; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; text-decoration: underline; font-style: normal; font-weight: normal; margin: 0; padding: 0; } </style></head><body><div><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">    </span><a href="https://sdlegislature.gov/Rules?Rule=20:54:26:04"><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000000">20:54:26:04</span></a><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000001">.  Procedure for sizing water conditioning and treatment equipment for domestic or commercial application.</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> All pipe and fittings used for installation of water conditioning and treatment equipment for domestic and commercial applications must conform to section 604.</span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">0</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> of the Uniform Plumbing Code, 20</span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">24</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> edition. Water conditioning and treatment equipment must be provided with full flow control</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> or </span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">bypass valves.</span></p><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049f000002"> </span></p><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">    </span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000001">Source:</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> SL 1975, ch 16, § 1; 12 SDR 91, effective December 2, 1985; 12 SDR 151, 12 SDR 155, effective July 1, 1986; 14 SDR 29, effective September 3, 1987; 23 SDR 83, effective November 28, 1996; 29 SDR 52, effective October 20, 2002; 30 SDR 99, effective December 22, 2003; 38 SDR 40, effective September 20, 2011; 43 SDR 31, effective September 12, 2016</span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">; 52 SDR 42, effective October 28, 2025</span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">.</span></p><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">    </span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000001">General Authority:</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> SDCL </span><a href="https://sdlegislature.gov/Statutes?Statute=36-25-15"><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000003">36-25-15</span></a><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">.</span></p><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">    </span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000001">Law Implemented:</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> SDCL </span><a href="https://sdlegislature.gov/Statutes?Statute=36-25-15"><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000003">36-25-15</span></a><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">.</span></p><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049f000002"> </span></p><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">    </span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000001">Reference:</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> </span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0-000001">Uniform Plumbing Code</span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">, 20</span><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">24</span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0"> edition, International Association of Plumbing and Mechanical Officials. Copies may be obtained from the International Association of Plumbing and Mechanical Officials, 5001 East Philadelphia Street, Ontario, CA 91761. </span><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">Copies may be viewed free of charge at </span><a href="https://epubs.iapmo.org/2024/UPC/"><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC2">https://epubs.iapmo.org/2024/UPC/</span></a><span class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fC0">.</span></p><p dir="ltr" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049fP0"><span xml:space="preserve" class="sf95f5c45-bd2a-4103-9fef-57f88fb4049f000002"> </span></p></div></body></html>