(a) Eligible categories of work include the cost for:

1. (1) Building secondary and advanced wastewater treatment facilities to meet the enforceable requirements of the Act and to meet Rules Establishing Water Quality Standards for Surface Waters of the State of Arkansas, 8 CAR pt. 21;
2. (2) The correction and elimination of infiltration of groundwater and the inflow of storm water into the sewerage system;
3. (3) Major rehabilitation of a collection system to correct severe structural or capacity deficiencies or for the correction of excessive infiltration and inflow;
4. (4) New interceptors to serve existing and planned collection system needs;
5. (5) Building new collectors in existing unsewered areas of communities where the need for central sewerage system construction has been adequately shown; and
6. (6) Sewer lines and service pipe from the eligible publicly owned collector or interceptor to the property line of individual sewer service customers.

(b) Ineligible categories of work include the cost for:

1. (1) Interceptors and collectors constructed exclusively or almost exclusively to serve future needs;
2. (2) Building new interceptors and collectors in uninhabited areas for purposes of development; and
3. (3) Sewer service lines from the structure to the property line of the individual sewer service customers except as provided in 15 CAR § 26-1007.