Second Units
	Policies from previous housing element:
	Policy	Jurisdiction 	Notes
	Policy 1.3: Continue to allow secondary units in single-	Daly City
	family neighborhoods.
	Policy 8.1: Encourage the relocation of sound housing units 	Daly City
	that are threatened by development activities or natural 
	H-D-6 Second Units. The City will continue to allow 	Foster City
	secondary dwelling units ("granny flats") in R-1 zones, 
	subject to specific development standards and requirements.
	H-D-6-a Second Units. Continue implementation of the City's	Foster City
	 Second Unit Ordinance in single-family (R-1) zones. Target:
	 1 moderate income unit by 2006. Responsible Agency: 
	Community Development Department.  
	H-D-6-b Second Unit Regulations. Review and consider 	Foster City
	revising the City's Second Unit Ordinance in single-family (R-
	1) zones if necessary to facilitate production of second units 
	while still maintaining compatibility with the single-family 
	neighborhood. If deemed necessary, amend City codes. 
	Target: 2003. Responsible Agency: Community 
	Development Department.  
	(2.7) Secondary Units. Allow creation of secondary units on 	San Mateo
	single-family properties to provide opportunities for 
	affordable rental units or to allow for the housing of 
	extended families. Require that the design of secondary 
	units be compatible with the main residence and 
	neighborhood, provide adequate on-site usable open space 
	and parking, and not infringe upon the privacy of adjoining 
	(3.331A) Realize the construction of 10 new second dwelling	Atherton
	 units planned for occupancy by moderate to very low 
	income households in Atherton from 2002-2006.
	(3.332A) Encourage rental of existing legal, full time second	Atherton
	 units.
	(3.332B) Continue to implement the town's second dwelling 	Atherton
	unit ordinance.
	(3.352B) The Town shall encourage the private provision of 	Atherton
	second unit dwellings by publicizing the existence of its 
	Second Dwelling Unit Program.
	(H3.4) Second Units. Under controlled conditions, such as no	Millbrae
	 or limited exterior alterations, satisfying parking needs and 
	owner occupancy of the principal unit, permit accessory 
	living units in selected areas without affecting neighborhood
	 character.
	Program H1d: Examine the Zoning Ordinance regulations 	Brisbane
	permitting secondary dwelling units in single family districts 
	to determine if the requirements should be amended to 
	better address issues of housing availability and affordability 
	without detriment to health and safety.
	Monday, October 13, 2008	Page 1 of 3

	Policy	Jurisdiction 	Notes
	Program H1d(1): Consider requiring an Agreement and 	Brisbane
	Declaration of Restrictions for properties with new secondary 
	dwelling units so that the primary or secondary unit is 
	occupied by a low  or moderate income household.
	(HIP-19) Adopt Requirements for Second Units. Consistent 	Millbrae
	with new State legislation for second units (AB 1866), adopt 
	requirements to allow second units under controlled 
	conditions. Target: 3 very low income and 3 moderate 
	income units. Timeframe: Conduct public hearings to adopt 
	new second unit development regulations by June 2007. 
	Responsible Agency: Community Development Department 
	(1.5) The City shall promote the construction of lower cost 	South San Francisco
	units by providing incentives and encouraging mixed use 
	projects, second units, density bonuses, loft-style units, and 
	manufactured housing. (Existing Policy 2B)
	(1.5A) The City shall review its Zoning Ordinance to assure 	South San Francisco
	that it has the tools and flexibility needed to encourage a 
	variety of unit sizes and mix of housing types including 
	single family condominiums, cluster projects, PUDs, town 
	homes, cooperatives, mobile homes, senior projects, and 
	manufactured housing. The Zoning Ordinance may include 
	the following criteria and standards: establishment of a 
	residential FAR; establishment of specific parking standards 
	for residential second units; and, establishment of specific 
	design and development standards for all housing types.
	(1.8) The City shall support and facilitate the development 	South San Francisco
	of second units on single-family designated and zoned 
	parcels. (New Policy)
	(1.8A) The City shall revise the Zoning Ordinance to remove 	South San Francisco
	constraints to the development of second units, such as 
	overly restrictive parking standards and setback requirements.
	(1.8B) The City shall actively promote community education 	South San Francisco
	on second units by posting information regarding second 
	units on the City’s website and providing brochures at the 
	public counter in the Department of Economic and 
	Program H4a(1): Process zoning ordinance amendments to 	Brisbane
	tie the parking requirements to unit size for all dwelling 
	units, including secondary dwelling units.
	(1-D) Continue to allow second units in R-1 and R-2 zones 	San Bruno
	that were constructed prior to June 30, 1977 and that met 
	the Uniform Building Code at time of construction. Develop 
	informational handouts to inform residents how to legalize 
	second units in R-1 and R-2 zones.
	Policy 3-C Allow both attached and detached second units 	Hillsborough
	within the existing allowable Floor Area Ratio of 
	Hillsborough homes.
	Monday, October 13, 2008	Page 2 of 3

	Policy	Jurisdiction 	Notes
	Program 3-C1 Modify the zoning ordinance to allow "second	Hillsborough
	 units" to be (1) created within existing homes; (2) created by
	 converting existing detached accessory buildings 
	(freestanding cabanas or pool houses); (3) developed as new
	 detached accessory buildings to existing homes; or (4) 
	developed as part of newly constructed single-family 
	residences either as detached units or incorporated within 
	the main house. See HE for more information.
	Policy 3-D Allow existing second units to be used for rental 	Hillsborough
	housing whether the unit is attached to the main house or is 
	a separate detached unit.
	Program 3-D1 Create a process to legalize existing second 	Hillsborough
	units. See HE for more information.
	(5-L) Revise Ordinance 1421 regarding second unit 	San Bruno
	allowances to ensure consistency with the California 
	Government Code under AB 1866.
	(5-M) Prepare and adopt a Second Unit Ordinance to permit 	San Bruno
	second units-by-right on appropriate residential sites within 
	the City.
	Consider allowing detached second dwelling units. Current 	San Carlos
	ordinance only allows attached second units.
	Consider allowing more than one second unit per block. 	San Carlos
	Current ordinance only allows one second unit per block.
	(1.335H) Proposed residential subdivisions, as well as 	Atherton
	proposals to replace existing homes will adhere to the 
	design standards. Second residential units are permitted 
	when consistent with adopted standards.
	(14.43) Encourage Second Dwelling Units. Encourage the 	San Mateo County
	legalization of existing and construction of new second 
	dwelling units on parcels where single family residences are 
	permitted by the zoning. See HE for list of provisions for 
	second dwelling units.
	(15) Accessory Living Quarters (Second Units) Regulations. 	Woodside
	Modify the Zoning Code to provide greater flexibility in the 
	construction of accessory living quarters, including rentals 
	and caretakers quarters, sufficient to meet the Town's 
	regional housing needs for "moderate" income housing (8 
	Monday, October 13, 2008	Page 3 of 3