(1) For program years 2009 through 2015, the department shall determine the total equivalent share for each manufacturer in the standard plan or an independent plan by dividing the return share percentage for each manufacturer by one hundred, then multiplying the quotient by the total weight in pounds of covered electronic products collected for that program year, allowing as needed for the additional credit authorized in subsection (3) of this section. For program year 2016 and all subsequent program years, the department shall determine the total equivalent share for each manufacturer in the standard plan or an independent plan by dividing the market share percentage for each manufacturer by one hundred, then multiplying the quotient by the total weight in pounds of covered electronic products collected for that program year, allowing as needed for the additional credit authorized in subsection (3) of this section.
(2)(a) By June 1st of each program year, the department shall notify each manufacturer of the manufacturer's equivalent share of covered electronic products to be applied to the previous program year. The department shall also notify each manufacturer of how its equivalent share was determined.
(b) By June 1st of each program year, the department shall bill any authorized party or authority that has not attained its plan's equivalent share as determined under RCW
70A.500.220. The authorized party or authority shall remit payment to the department within sixty days from the billing date.
(c) By September 1st of each program year, the department shall pay any authorized party or authority that exceeded its plan's equivalent share.
(3) Plans that utilize the collection services of nonprofit charitable organizations that qualify for a taxation exemption under section 501(c)(3) of the internal revenue code of 1986 (26 U.S.C. Sec. 501(c)(3)) that are primarily engaged in the business of reuse and resale must be given an additional five percent credit to be applied toward a plan's equivalent share for pounds that are received for recycling from those organizations. The department may adjust the percentage of credit annually.