Cal. Educ. Code § 15108

For the purpose of determining the limitation of indebtedness of a school district, community college district, or school facilities improvement district of any kind or class under Section 15102 or 15106, that portion of the bonded indebtedness of the district for which another district or territory in another district is liable shall be excluded and shall not be deemed to constitute outstanding bonded indebtedness of the district.