A bill to amend the National Housing Act to provide the Secretary of Housing and Urban Development with permanent authority to insure mortgages on single-family and multifamily dwellings, and for other purposes.

Amends the National Housing Act to make authority permanent for: (1) title I financial institution insurance for housing renovation and modernization; (2) general mortgage insurance; (3) low and moderate income and displaced families mortgage insurance; (4) mortgage co-insurance, including rental rehabilitation and development projects; (5) mortgage insurance for armed forces' civilian employees and defense housing for impacted areas; (6) mortgage insurance for land development; (7) mortgage insurance for medical and dental group practice facilities; (8) mortgage insurance commitment limitations; and (9) graduated payment and indexed mortgage insurance.

Amends the Housing Act of 1964 to make authority permanent for urban rehabilitation loan authority.

Amends the Housing Act of 1949 to make authority permanent for: (1) insured loans for rental and cooperative housing and related facilities for elderly persons and families in rural areas; and (2) mutual and self-help housing grant and loan authority.

Amends the National Flood Insurance Act of 1986 to make national flood insurance authority, including emergency implementation provisions, permanent.