17053.37.
(a) For each taxable year beginning on or after January 1, 2014, there shall be allowed as a credit against the “net tax,” as defined in Section 17039, an amount equal to 25 percent of the amount paid or incurred during the taxable year by a qualified taxpayer for the installation of one or more water-conserving plumbing fixtures by a licensed plumber to replace a noncompliant plumbing fixture on qualified real property in this state.(b) The credit under this section shall not exceed two thousand five hundred dollars ($2,500) per taxable year per qualified taxpayer.
(c) For the purposes of this section, the following definitions shall apply:
(1) (A) “Qualified real property” means any of the following:
(i) Commercial real property.
(ii) Multifamily residential real property.
(iii) Single-family residential real property.
(B) “Qualified real property” does not mean any real property for which water service is permanently disconnected.
(2) “Commercial real property” means any real property that is improved with, or consisting of, a building that is intended for commercial use, including hotels and motels, that is not a single-family residential real property or a multifamily residential real property.
(3) “Multifamily residential real property” means any real property that is improved with, or consisting of, a building containing more than one unit that is intended for human habitation, or any mixed residential-commercial buildings or portions thereof that are intended for human habitation. Multifamily residential real property includes residential hotels but does not include hotels and motels that are not residential hotels.
(4) “Single-family residential real property” means any real property that is improved with, or consisting of, a building containing not more than one unit that is intended for human habitation.
(5) “Noncompliant plumbing fixture” means any of the following:
(A) Any toilet manufactured to use more than 1.6 gallons of water per
flush.
(B) Any urinal manufactured to use more than one gallon of water per flush.
(C) Any showerhead manufactured to have a flow capacity of more than 2.5 gallons of water per minute.
(D) Any interior faucet that emits more than 2.2 gallons of water per minute.
(6) “Qualified taxpayer” means the owner of any qualified real property.
(7) “Water-conserving plumbing fixture” means any fixture that is in compliance with current building standards applicable to a newly constructed real property of the same type.
(d) The qualified taxpayer shall obtain a certification from a licensed plumber that the plumber installed a
water-conserving plumbing fixture to replace a noncompliant plumbing fixture on qualified real property in this state.