Carbon
Monoxide Alarms Requirements
New
construction
Effective
January 1, 2011
Affected
Dwellings:
RESIDENTIAL
(CA
Residential Code, 2010)
·
All newly constructed detached one- and two-family dwellings and townhouses not more than three stories in height
that contain fuel burning appliances or an attached garage. In
addition, when such an existing dwelling requires a permit for alterations, repairs or additions exceeding
$1,000.
COMMERCIAL
(CA
Building Code, 2010)
(I-1)
Group homes, assisted living facilities housing more than 16 persons in a supervised environment who
are capable of responding to an emergency.
(R-1)
Hotels, boarding houses, etc.
(R-2)
Apartments, dorms, etc.
(R-3)
Adult and child day care facilities, etc.
·
Approved Alarms: Must
be hardwired with battery backup and interconnected. Existing
dwellings with alterations may be solely battery operated IF alterations do not result in the removal of drywall or
ceilings finishes or there is no access by means of attic, basement, or crawlspace. Must comply with UL 2034 and be approved and listed by the CA State Fire
Marshal.
·
Installation: CO
alarms must be installed outside of each separate sleeping area in the immediate vicinity and on every level of the
dwelling (including basements). (R-1 facilities only—alarm must be
installed on the ceiling of sleeping units with permanently installed fuel-burning appliances.)
Existing
Homes
Effective
DATES:
July
1, 2011 Existing Single -Family Dwellings
January
1, 2013 Existing Multi -Family Dwellings
·
Affected Dwellings: Any
single-family dwelling, duplex, lodging house, private dormitory, hotel, motel, condominium, time-share, or
multiple unit dwelling that contains a fossil-fuel burning heater, appliance, fireplace, or attached
garage.
·
Approved Alarms: May
be battery operated, plugin with battery backup, or hardwired with battery backup. Must comply with UL 2034 and be approved and listed by the CA State Fire
Marshal.
·
Installation: CO
alarms must be installed outside of each separate sleeping area in the immediate vicinity and on every level of the
dwelling.
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