Rev. & Tax. Code, § 42102

(a) Notwithstanding any other law, on and after January 1, 2016, the authority of a city, county, or city and county, which includes a charter city, county, or city and county, to impose a utility user tax on the consumption of prepaid mobile telephony service in the city, county, or city and county at the rate as specified in an ordinance authorized pursuant to Section 7284.2 or any other law is suspended, and the utility user tax rate to be applied instead during the period under any ordinance as so adopted is the applicable of the following:

(1) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of less than 1.5 percent, the rate shall be 0 percent.

(2) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 1.5 percent or more but less than 2.5 percent, the rate shall be 1.5 percent.

(3) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 2.5 percent or more but less than 3.5 percent, the rate shall be 2.5 percent.

(4) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 3.5 percent or more but less than 4.5 percent, the rate shall be 3.5 percent.

(5) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 4.5 percent or more but less than 5.5 percent, the rate shall be 4.5 percent.

(6) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 5.5 percent or more but less than 6.5 percent, the rate shall be 5.5 percent.

(7) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 6.5 percent or more but less than 7.5 percent, the rate shall be 6.5 percent.

(8) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 7.5 percent or more but less than 9 percent, the rate shall be 7.5 percent.

(9) In the case of a city, county, or city and county that has adopted an ordinance to impose a utility user tax on the consumption of prepaid communication services in the city, county, or city and county at the rate of 9 percent or more, the rate shall be 9 percent.

(b) Subdivision (a) is a self-executing provision that operates without regard to any decision or act on the part of any city, county, or city and county. A change in a utility user tax rate resulting from either the suspension of, or the termination of the suspension of, a utility user rate adopted by a city, county, or city and county set forth in subdivision (a) is not subject to voter approval under either statute or Article XIII C of the California Constitution.

(c) Notwithstanding subdivision (a), a city, county, or city and county may levy, increase, or extend a utility user tax at any rate on the consumption of communication services, including a utility user tax on the consumption of prepaid mobile telephony service, except that during the period on and after January 1, 2016, any utility user tax rate on prepaid mobile telephony service under any ordinance as so adopted shall be the applicable rate specified in subdivision (a).

(d) On and after January 1, 2016, this part shall be all of the following:

(1) The exclusive method for both of the following:

(A) Collecting the local utility user taxes, local 911 charges, and any other local charges imposed on consumers using prepaid mobile telephony services.

(B) Defining the scope of the tax or charge with respect to prepaid mobile telephony services.

(2) For the taxation of prepaid mobile telephony services only, the complete substitute for the utility user tax rate set out in the local ordinance with the applicable tiered rate as established by the Legislature.

(3) This part shall not preempt, limit, or affect the general authority of local jurisdictions to impose a utility user tax, local 911 charge, or any other local charges.