Municipal (public) wastewater treatment facilities are required by state regulation to prepare 20-year regional planning documents.
State regulation 401 KAR 5:006 requires that wastewater facilities plans (or plan updates) be submitted by regional wastewater authorities under certain conditions as described in the regulation.
401 KAR 5:005 requires that construction permits are to be issued only for wastewater treatment and conveyance facilities compatible with the facilities plan.
See more detailed information about facilities plans at the Municipal Planning Web site.