SDCL § 6-8B-62: Credit enhancement obligations irrepealable until fully paid.

Upon the issuance and sale of bonds or other obligations secured by a credit enhancement obligation, any pledge or covenant made relating to such bonds or other obligations pursuant to a resolution or ordinance described in § 6-8B-60 and any agreement or other arrangement made pursuant to § 6-8B-61 shall be irrepealable until such time as such bonds or other obligations are fully paid with interest thereon in the manner described by the documents governing such bonds or other obligations.