For the purposes of this article, the following definitions apply:

1. (a) “Department” means the Department of Toxic Substances Control.
2. (b) “Menstrual product” means a product used to collect menstruation and vaginal discharge, including, but not limited to, tampons, pads, sponges, menstruation underwear, disks, and menstrual cups, whether disposable or reusable.
3. (c) “Perfluoroalkyl and polyfluoroalkyl substances” or “PFAS” means a class of fluorinated organic chemicals containing at least one fully fluorinated carbon atom.

4. (d) “Regulated perfluoroalkyl and polyfluoroalkyl substances” or “regulated PFAS” means the following:

   1. (1) Commencing January 1, 2025, PFAS that a manufacturer has intentionally added to a product and that have a functional or technical effect in the product, including the PFAS components of intentionally added chemicals and PFAS that are intentional breakdown products of an added chemical that also have a functional or technical effect in the product.
   2. (2) Commencing January 1, 2027, the presence of PFAS in a product or product component at or above a limit determined by the department, as measured in total organic fluorine.