Mobile Home Construction and Safety Standards Act of 1974 or National Mobile Home Construction and Safety Standards Act is a United States federal law establishing design and development safety standards for manufactured housing or prefabricated homes. The codified law authorized stipulations whereas any proposed safety standard shall be equitable for a particular type of mobile home with consideration of additional cost liabilities for the future homeownership. The Act of Congress endorsed violative civil penalties and judicial review of Federal mobile home construction and safety standards developed by the United States Department of Housing and Urban Development. The Act mandated the establishment of the National Mobile Home Advisory Council and National Mobile Home Administration.