Additional Plumbing Regulations for Water and Energy Conservation

San Diego Municipal Code ch. 14, art. 7, div. 3

in effect

San Diego Municipal Code § 147.0301 Purpose of Low Water-use Plumbing Fixture Regulations

§147.0301 Purpose of Low Water-use Plumbing Fixture Regulations The purpose of this division is to reduce the use of potable water in the City by establishing maximum rates of flow for plumbing fixtures installed in new construction. (Added 12-9-1997 by O-18451 N.S.; effective 1-1-2000.)

San Diego Municipal Code § 147.0302 When the Low-water Use Plumbing Fixture Regulations Apply

§147.0302 When the Low-water Use Plumbing Fixture Regulations Apply (a) The provisions of this division apply to the installation of low-water use plumbing fixtures in all new construction. (b) The provisions of this division apply to all persons, customers, and property served by The City of San Diego Water Utilities Department. (Added 12-9-1997 by O-18451 N.S.; effective 1-1-2000.)

San Diego Municipal Code § 147.0303 Definitions Used in this Division

§147.0303 Definitions Used in this Division The following definitions are applicable to this division: “Existing Plumbing Fixtures” means any toilet using more than 1.6 gallons of water per flush, urinals using more than 1.0 gallons of water per flush, showerheads with a maximum flow capacity of more than 2.5 gallons of water per minute, and faucets that emit more than 2.5 gallons of water per minute. “Low Water-Use Plumbing Fixtures” means any plumbing fixture and fitting that complies with the California Plumbing Code and California Green Building Standards Code. “New Construction” means any construction of a previously nonexistent structure requiring a development or construction permit issued after the effective date of the ordinance adopting this section. (Added 12-9-1997 by O-18451 N.S.; effective 1-1-2000.) (Amended 4-6-2016 by O-20624 N.S.; effective 5-6-2016.)

San Diego Municipal Code § 147.0304 Mandated Water and Energy Conservation Measures

§147.0304 Mandated Water and Energy Conservation Measures (a) Lavatory faucets in restrooms in new commercial and industrial buildings shall be the self-closing type. (b) Exposed metal hot water piping installed in unconditioned spaces within buildings shall be insulated to not less than R3. (Added 12-9-1997 by O-18451 N.S.; effective 1-1-2000.)

San Diego Municipal Code § 147.0305 General Regulations for Low-Water Use Plumbing Fixtures

§147.0305 General Regulations for Low-Water Use Plumbing Fixtures (a) New water conserving plumbing fixtures and fittings shall comply with the Residential and Nonresidential Mandatory measures in Chapter 4 and 5 of the California Green Building Standards Code and Chapter 4 of the California Plumbing Code. (b) Should an existing plumbing fixture be voluntarily replaced with an ultra low-flush water use plumbing fixture, the permit requirements mandated in Section 129.0402 will not apply. (Added 12-9-1997 by O-18451 N.S.; effective 1-1-2000.) (Amended 7-31-2012 by O-20187 N.S.; effective 8-30-2012.) (Retitled from “General Regulations for Low-water Use Plumbing Fixtures” to “General Regulations for Low-Water Use Plumbing Fixtures” and amended 4-6-2016 by O-20624 N.S.; effective 5-6-2016.)

Source: City of San Diego Office of the City Clerk, San Diego Municipal Code and City Charter (docs.sandiego.gov PDFs)URL: https://docs.sandiego.gov/municode/MuniCodeChapter14/Ch14Art07Division03.pdf#page=1Fetched: 10/28/2026