(1) Scope. This rule applies to new water closets manufactured on or after January 1, 2021.

(2) Standard. Water closets that are within the scope and definition of the applicable regulation must meet the requirements in the California Rule, section 1605.3.

(3) Testing. Water closets must meet the testing criteria as measured in accordance with the test methods prescribed in the California Rule, section 1604.

(4) Listing. Each manufacturer must cause to be listed each water closet, by model number, in MAEDbS.

(5) Marking. Every unit of every water closet must comply with the requirements of section 1607 of the California Rule.