California Code, Public Resources Code - PRC § 48013

Except as provided in paragraph (3) of subdivision (a) of Section 48010, an owner of multiple landfills for which evidence of financial ability is maintained pursuant to Article 4 (commencing with Section 43600) of Chapter 2 of Part 4 and whose landfills are operating on January 1, 2012, shall include all other landfills in which that owner has in common ownership in the letter of participation.