Residential subsurface sewage disposal system established.

(b) No loan shall be made to repair, replace or enlarge a subsurface sewage disposal system on a parcel with more than two dwelling units. Eligibility for loans shall be limited to owners residing in dwelling units served by systems needing repair, replacement or enlargement. Payments of principal and interest on such loans shall be paid to the Treasurer for deposit to the credit of the Housing Repayment and Revolving Loan Fund. (c) Each applicant shall submit to the commissioner on a form prescribed by him the following: (1) Certification from the district or local director of health that the repair, replacement or enlargement is required pursuant to the Public Health Code and is feasible and that the cost is consistent with the cost of similar repairs, replacements or enlargements in the district or municipality, (2) two itemized estimates of the cost prepared by a subsurface sewage disposal system installer licensed under section 20-341f or a registered professional engineer, and (3) certification by a lending institution regulated by the laws of this state that a loan for the repair, replacement or enlargement of the system has been denied.