California Code, Public Resources Code - PRC § 42425

(c)(1) A retailer, importer, or distributor shall monitor the department's internet website to determine if a producer, brand, or covered battery is in compliance with this chapter for that brand of covered battery.

(2) Except as provided in subdivision (d), on and after the date a stewardship plan is approved by the department pursuant to Section 42422.5, a retailer, importer, or distributor shall not sell, distribute, offer for sale, or import a covered battery in or into the state for sale in the state unless the producer of the covered battery is listed as in compliance pursuant to this section for that brand and covered battery.

(d)(1) Notwithstanding paragraph (2) of subdivision (c), a retailer, importer, or distributor may sell, offer for sale, import, or distribute a covered battery if, on the date the retailer or distributor sells or offers for sale the covered battery in or into the state, the producer, brand, or covered battery was listed as compliant on the department's internet website.

(2) Notwithstanding paragraph (2) of subdivision (c), a retailer or distributor may, for any existing inventory in stock before the initial list was posted by the department pursuant to subdivision (a), sell or distribute that inventory for sale in or into the state.

(e)(1) If the department determines a producer is not in compliance with this chapter, the department shall remove the producer, along with its brands and covered batteries, from the list of compliant producers posted on the department's internet website pursuant to subdivision (a).

(2) The department shall relist on its internet website a producer, along with its brands and covered batteries, if the department subsequently determines that the producer is in compliance with this chapter.