Water and sewerage engagement

(A) that concerning the development plan and the general coordination of water supply and drainage areas of water supply and sewerage systems.
(B) it is related to water quality management of water supply and sewerage systems (including septic tanks).
(C) construction of new water supply and sewerage facilities, etc., it relates to an improvement and maintenance.
(D) Matters concerning subsidies, issuance and so on relating to water and sewerage projects.
(E) that related to the imposition and collection of such delivery and user fees as well as the fee for use of subsidies relating to water supply and sewerage systems and the like.
(Mosquito) that related to construction shop in accordance with the water supply and sewerage systems and the like.
(Vii) that the health management of water supply facilities workers.
(Viii) other things related to water supply and sewerage systems and the like.