Prioritizing funding first to failing sewage systems and holding tanks in the Chesapeake and Atlantic Coastal Bays Critical Area, second to those located within the Maryland Chesapeake Bay 8-digit watershed that have a relative effectiveness for total nitrogen reduction of 9.24 or higher based on the Chesapeake Bay watershed model, third to failing systems with the 500-year floodplain, and fourth to certain other failing systems; and expanding certain funding eligibility criteria for on-site and community sewage systems.