Requires city or county to review and decide on applications for certain housing developments containing affordable housing units as first priority] within 100 days. Establishes standards of review for city or county decision on application for certain housing developments containing affordable housing units] located within urban growth boundary. Directs Housing and Community Services Department to] Department of Land Conservation and Development to study housing development in cities. develop and implement program to produce standard housing development designs. Requires department to submit designs to Department of Consumer and Business Services for review and approval.] Program becomes operative on September 15, 2017.] Directs Department of Consumer and Business Services to review and approve housing development designs produced under program within 30 days after submission.] Provides city or county with population of 25,000 or fewer with expedited review and approval process for applications for housing development design.] Amends definition of "needed housing." Prohibits local government from adopting standards regulating development of housing that discourage needed housing through designation of primarily residential neighborhood as national historic district or that reduce density of application if density applied for is below authorized density for zone. Prohibits city or county from prohibiting building duplex or accessory dwelling unit in area zoned for single-family dwellings located within urban growth boundary. Requires city and county to allow nonresidential place of worship to use real property for affordable housing. Declares emergency, effective on passage.