ORDINANCE NO.

184245

An ordinance adding Sections 95.314.3 and 99.04.504.6 to the Los Angeles
Municipal Code, and amending Section 99.05.504.5.3 of the Los Angeles Municipal
Code to implement building standards and requirements to address cumulative health
impacts resulting from incompatible land use patterns within the City of Los Angeles.
THE PEOPLE OF THE CITY OF LOS ANGELES
DO HEREBY ORDAIN AS FOLLOWS:
Section 1. Section 95.314.3 is added to Division 3 of Article 5 of Chapter 9 of the
Los Angeles Municipal Code to read as follows:
95.314.3 Prohibited Source. Outside or return air for a heating or cooling air system
shall not be taken from the following locations:
1.
Less than 10 feet (3048 mm) in distance from an appliance vent
outlet, a vent opening of a plumbing drainage system, the discharge outlet of an
exhaust fan, or a medical-surgical vacuum outlet unless the outlet is 3 feet (913
mm) above the outside-air inlet.
2.
Less than 10 feet (3048 mm) above the surface of an abutting
public way, driveway, sidewalk, street, alley, or driveway.
3.
A hazardous or insanitary location, or a refrigeration machinery
room as defined in the CMC.
4.
An area, the volume of which is less than 25 percent of the entire
volume served by such system, unless there is a permanent opening to an area,
the volume of which is equal to 25 percent of the entire volume served.
EXCEPTION: Such openings where used for a heating or cooling
air system in a dwelling unit shall be permitted to be reduced to not less
than 50 percent of the required area, provided the balance of the required
return air is taken from a room or hall having not less than three doors
leading to other rooms served by the furnace.
5.

A closet, bathroom, toilet room, or kitchen.

6.
Rooms or spaces containing a fuel-burning appliance therein,
where such room or space serves as source of return-air
EXCEPTIONS:
1.
This shall not apply to fireplaces, fireplace appliances,
residential cooking appliances, direct-vent appliances, enclosed

 furnaces, and domestic-type clothes dryers installed within the
room or space.
2,
This shall not apply to a gravity-type or listed vented
wall heating or cooling air system.
3.
This shall not apply to a blower-type heating or
cooling air systems installed in accordance with the following
requirements:
(a)
Where the return air is taken from a room or
space having a volume exceeding 1 cubic foot (0.03m3) for
each 10 Btu/h (O.OOSkW) fuel input rating of fuel-burning
appliances therein.
(b)
Not less than 75 percent of the supply air is
discharged back into the same room or space.
(c)
Return-air inlets shall not be located within 10
feet (3048mm) from an appliance firebox or confined space.
Sec, 2. Section 99.04.504.6 is added to Division 4 of Article 9 of Chapter 9 of the
Los Angeles Municipal Code to read as follows:
99.04.504.6. Filters. In mechanically ventilated buildings within 1,000 feet of a
freeway, provide regularly occupied areas of the building with air filtration media for
outside and return air that provides a Minimum Efficiency Reporting Value (MERV) of
13. Filters shall be installed prior to occupancy, and recommendations for maintenance
with filters of the same value shall be included in the operation and maintenance
manual.
EXCEPTION: Existing mechanical equipment.
Sec. 3. Section 99.05,504.5.3 of Division 5 of Article 9 of Chapter 9 of the Los
Angeles Municipal Code is amended to read as follows:
99.05.504.5.3. Filters. In mechanically ventilated buildings, provide regularly occupied
areas of the building with air filtration media for outside and return air that provides a
Minimum Efficiency Reporting Value (MERV) of 8. Filters shall be installed prior to
occupancy, and recommendations for maintenance with filters of the same value shall
be included in the operation and maintenance manual.
EXCEPTIONS:
1.
An ASHRAE 10-percent to 15 percent efficiency filter
shall be permitted for an HVAC unit meeting the 2013 California

2

 Energy Code having 60,000 Btu/h or iess capacity per fan coii, if
the energy use of the air delivery system is 0.4 W/cfm or less at
design air flow.
2.

Existing mechanical equipment.

3.
Mechanically ventilated buildings located within a
1,000 feet of a freeway shall provide a filtration media that provides
a MERV of 13.

3

 Sec. 4. The City Clerk shall certify to the passage of this ordinance and have it
published in accordance with Council policy, either in a daily newspaper circulated
in the City of Los Angeles or by posting for ten days in three public places in the City of
Los Angeles: one copy on the bulletin board located at the Main Street entrance to the
Los Angeles City Hall; one copy on the bulletin board located at the Main Street
entrance to the Los Angeles City Hall East; and one copy on the bulletin board located
at the Temple Street entrance to the Los Angeles County Hall of Records.
I hereby certify that this ordinance was passed by the Council of the City of
Los Angeles, at its meeting of
ABR 1 3 2016_________ .

Approved as to Form and Legality

MICHAEL N. FEUER, City Attorney

ADRIENNE S. KHORASANEE
Deputy City Attorney
Date

J?,

Wli?

File No(s). CF 15-1026

m:\real prop_env_land use\land usc'.adricnne khorasanee\ordinances\clean up green up\ladbs draft cugu-related ordinance.docx

 DECLARATION OF POSTING ORDINANCE
I, JUAN VERANO, state as follows:

I am, and was at all times hereinafter mentioned, a

resident of the State of California, over the age of eighteen years, and a Deputy City Clerk of the City
of Los Angeles, California.

Ordinance No.184245 - Adding Sections 95.314.3 and 99.04.504.6 to the Los Angeles
Municipal Code (LAMC), and amending Section 99.05.504.5.3 of the LAMC to implement
building standards and requirements to address cumulative health impacts resulting from
incompatible land use patterns within the City of Los Angeles - a copy of which is hereto
attached, was finally adopted by the Los Angeles City Council on April 13. 2016, and under the
direction of said City Council and the City Clerk, pursuant to Section 251 of the Charter of the City of
Los Angeles and Ordinance No. 172959, on April 25, 2016 I posted a true copy of said ordinance at
each of the three public places located in the City of Los Angeles, California, as follows: 1) one copy
on the bulletin board located at the Main Street entrance to the Los Angeles City Hall; 2) one copy on
the bulletin board located at the Main Street entrance to the Los Angeles City Hall East; 3) one copy
on the bulletin board located at the Temple Street entrance to the Los Angeles County Hall of
Records.
Copies of said ordinance were posted conspicuously beginning on April 25, 2016 and will be
continuously posted for ten or more days.
I declare under penalty of perjury that the foregoing is true and correct.
Signed this 25th day of April 2016 at Los Angeles,, California.

Ordinance Effective Date: June 4, 2016

Council File No. 15-1026