(1) Unless approved by the regional solid waste management board, no municipality, county, improvement district, or sanitation authority within the regional solid waste management district shall: Issue any bonds for solid waste management purposes; or
(2) Pledge any revenues derived from solid waste management services for any bond issue.
(3) Notwithstanding the provisions of subsection (a) of this section, no board shall prohibit a municipality or county from issuing revenue bonds or using general obligation bonds when the purpose of such issuance or usage is the funding of a facility or project to process and market recycled materials for use as fuel.
(4) The board shall not impair any existing bond issue or other financial obligation of a municipality, county, improvement district, or sanitation authority.