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                                                                     REPUBLIC ACT NO. 6541

                                                       AN ACT TO ORDAIN AND INSTITUTE
                                      A NATIONAL BUILDING CODE OF THE PHILIPPINES

SECTION 1.01.01: Title

(a) This Act shall be known as the "National Building Code of the Philippines" and shall hereinafter be
referred to as the "Code".

SECTION 1.01.02: Declaration of Policy

(a) It is hereby declared to be the policy of the State to safeguard life, health, property, and public welfare,
consistent with the principles of environmental management and control; and to this end, make it the
purpose of this Code to provide for all buildings and structured, a framework of minimum standards and
requirements by guiding, regulating, and controlling their location, siting, design, quality of materials,
construction, use, occupancy, and maintenance, including their environment, utilities, fixtures, equipment,
and mechanical electrical, and other systems and installations.

SECTION 1.01.03: Scope

(a) The provisions of this Code shall apply to the design, location, siting, construction, alteration, repair,
conversion, use, occupancy, maintenance, moving, and demolition of, and addition to, public and private
buildings and structures.

(b) Additions, alterations, repairs, and changes of use or occupancy in all buildings and structures shall
comply with requirements for new buildings and structures except as otherwise herein provided. Only
such portion or portions of the existing building or structure which have to be altered to effect the addition,
alteration, or repair shall be made to conform to the requirements for new buildings or structures.
Alterations should preserve the aesthetic value of the building to be altered.

(c) Where, in any specific case, different section of this Code specify different materials, methods of
construction, or other requirements, the most restrictive shall govern.

SECTION 1.01.04: Application

(a) This Code shall apply to all buildings and structures constructed and any change or repair made
thereon after the approval of said Code. Buildings or structures constructed before the approval of this
Code shall not be affected thereby; Except,

where their continued use or occupancy is dangerous to life or limb; or where alterations, additions,
conversions, or repairs are to be made thereon, this Code shall apply only to such portions of the
buildings or structure which have to be altered in order to effect such damages or repairs.

(b) This Code shall apply to chartered cities, poblaciones of municipalities and municipal districts with a
population of at least two thousand (2,000) inhabitants, and to barrios of urban areas with a population of
at least two thousand (2,000) inhabitants. This Code shall also apply to any area where there are fifty (50)
or more families per hectare.

(c) This Code shall likewise apply to any area proposed for or being developed into a new town site,
residential subdivision, commercial or residential site, school site, housing project, and similar
construction projects where five or more buildings not covered by paragraph (d) of this Section will be
constructed even if the poblacion or barrio population is less than two thousand (2,000) or the density of
population is less than fifty (50) families per hectare.

(d) The design and construction requirements of this Code shall not apply to any traditional indigenous
family dwelling costing not more than five thousand pesos (P5,000.00) and intended for use and
occupancy of the family of the owner only. The traditional type of family dwellings are those that are
constructed of native materials such as bamboo, nipa, logs, or lumber, wherein the distance between
vertical supports or suportales does not exceed 3.00 meters (10 feet); and if masonry walls or socalos
are used, such shall not be more than 1.00 meter (3 feet, 3 inches) from the ground: Provided, however,
That such traditional indigenous family dwelling will not constitute a danger to life or limb of its occupants
or of the public; will not be fire hazard or an eyesore to the community; and does not contravene any fire
zoning regulation of the city or municipality in which it is located. chan robles virtual law library

(e) Notwithstanding paragraph (d) of this Section, this Code shall apply to Group A dwellings produced on
a commercial scale and intended for use by the general public.

SECTION 1.01.05 Building Use Affecting Public Health and Safety

(a) Any building or structure, or any ancillary or accessory facility thereto, and any alteration or addition to
any building or structure already existing, shall conform in all respects to the principles of safe
construction, shall be suited to the purpose for which the building is designed, and shall, in no case
contribute to making the community in which it is located at eyesore, a slum, or a blighted area.

(b) Adequate environmental safeguards shall be observed in the design, construction, and use of any
building or structure for the manufacture and production of any kind of article or product which constitutes
a hazard or nuisance