You are here:

Community Development Home
Code Enforcement
Permit Counter

Short Term Rental

Contact Us

Tillamook County Department of Community Development

1510-B Third Street
Tillamook, OR 97141

(503) 842-3408
FAX: (503) 842-1819


The purpose of the Uniform Building & C.A.B.O. Codes is to provide uniform performance standards providing reasonable safeguards, for health, safety, welfare, comfort and security of the residents of this county who are occupants and users of buildings. The codes provide for the use of modern methods, devices, materials, techniques and practical maximum energy construction, quality of materials, use and occupancy, location and maintenance of all buildings and structures within unincorporated areas within Tillamook County. For information about construction within Manzanita City call 368-5343. The Tillamook County Department of Community Development, Building Section, serves Bay City, Garibaldi, Nehalem, Rockaway Beach, Tillamook and Wheeler with inspections only. Contact the applicable individual City Hall for specific zoning and land use regulation information.

If you have any questions pertaining to the information on the following pages, or the 1994 Edition of the U.B.C. or 1995 C.A.B.O. codes, please contact department staff.

SEPTIC SYSTEM PERMITS: The County Sanitarian can be reached at 842-3409 for information about the installation of septic systems and related matters.

LAND USE COMPATIBILITY: All construction/development shall be in compliance with the Tillamook County Land Use & Land Division Ordinances. Please check with the Planning Section of this Department to confirm regulations and standards that may apply to your particular situation.

ROAD APPROACH PERMITS: County Public Works approval is required on any road or driveway connected to a County Road or Dedicated Public Way in Tillamook County. George Urrey, Road Technician, may be contacted at 842-3419 or by writing to the Public Works Department at 503 Marolf Loop, Tillamook, Oregon 97141. Application forms are available at the One-Stop Counter.

OTHER PERMITS: Electrical, plumbing, and mechanical permits are required for all work performed in Tillamook County. Permit applications are available at the One-Stop Counter. For specific information or to request inspections please call 503-842-1815

COST OF BUILDING PERMIT: The determination of value or valuation under any of the provisions of this code shall be made by the building Official. The valuation to be used in computing the permit and plan check fee shall be the total value of all construction work for which the permit is issued, as well as finish work, painting, roofing, electrical, plumbing, heating, air-conditioning, elevators, fire-extinguishing equipment and any other permanent equipment. Current rate for construction is $66.00 a square foot.

When work for which a permit is required is commenced before getting a permit, the fees are DOUBLED.

PLAN CHECK FEES: When a plan or other data are required bo be submitted, a plan review fee shall be paid at the time of application and plan submittal. Said plan review fee shall be 65 percent of the building permit fee.

INFORMATION ON PLANS AND SPECIFICATION: With each application for a building permit, and when required by the Building Official, two sets of plans and specifications shall be submitted. For small and unimportant work, no plans are required.

RETENTIONS OF PLANS: One set of approved plans shall be retained by the Building Official for a period of not less than 90 days from the date of completion of the work covered therein; and one set of approved plans and specifications shall be returned to the applicant, AND SAID SET SHALL ALWAYS BE KEPT ON THE SITE OF THE BUILDING OR WORK FOR AS LONG AS THE WORK AUTHORIZED IS IN PROGRESS. *

* Suggestion - mail box or PVC tubing fastened close to temporary power.

EXPIRATION: Every building permit issued by the Building Official under the provisions of the UBC and CABO codes shall expire by limitation and become null or void if the building or work authorized by such a permit is not commenced within 180 days from the date of such permit, or if the building or work authorized by such permit is suspended or abandoned at any time such work can be recommenced, a new permit shall be first obtained to do so, and the fee therefore shall be one-half of the amount required for a new permit for such work - provided no changes have been or will be made in the original plans and specifications for such work, and provided further that such suspensions or abandonment has not exceeded one year.

REQUIRED INSPECTIONS: The Building Official, upon notification from the permit holder or his agent, shall make the following inspections and shall either approve the portion of the construction as completed or shall tell the permit holder or his agent wherein the same fails to follow the code.

INSPECTION REQUESTS: It shall be the duty of the person doing the work authorized by the permit to notify the Building Official that such work is ready for inspection. The Building Official may require that every request for inspection be filed at least one working day before such inspection is desired. Such request may be in writing or by telephone at the option of the Building Official. It is the duty of the person requesting any inspections required by this Code to provide access to and means for proper inspection of such work. Due to limited staff, an inspection may take several days.

WORK NOT REQUIRING A PERMIT: Items, designated as follows, in or appurtenant to one-family dwellings and which do not encroach over subsurface disposal systems or into required yards are exempt from permits and fees in this code: retrofitted insulation; concrete slabs, driveways; masonry repair; porches and decks, where the floor or deck is not more than 30 inches above grade and where the edge of the porch, deck or floor does not come closer than 3 feet to property lines; patio covers, not over 120 square feet in area; painting, interior wall, floor or ceiling covering; nonbearing partitions; shelving; cabinet work; gutters; down-spouts; small accessory buildings not over 120 square feet to a height of 10 feet measured to the highest point; door and window replacements (where no structural member is changed); replacement or repair of siding not required to be fire resistant; reroofing, except in Wildfire Hazard Zones as provided in R-220 or where replacement or repair of roofing exceeds 30 percent of the required live load design capacity and is not required to be fire resistant; and plastic glazed storm windows (ORS 455.310).

ROOM DIMENSIONS: Habitable room, except kitchens, shall have a ceiling height of not less than 7 feet 6 inches for at least 50 percent of their required areas. Not more than 50 percent of the required area may have a sloped ceiling less than 7 feet 6 inches in height with no portion of the required areas less than 5 feet in height. If any room has a furred ceiling, the prescribed ceiling height is required for at least 50 percent of the area thereof, but never shall the height of the furred ceiling be less than 7 feet.

SHEATHING: Sheathing must be minimum of 3/8" on sidewalls and " on roof. Grade must be CDX where covered, CCX grade must be used where exposed.

Minimum Live Loads: Roof - 20 lbs.
Wind - 30 lbs. (35 lbs. ocean frontage)
Floor - 40 lbs.
Insulation: Ceiling/R-38 (R-30 may be used in vaulted ceiling)
Walls/R-21 (below grade R-15*)
Windows/U 0.40

*Walls enclosing heated spaces below grade shall be insulated with R-15 insulation extending to a point 12 inches below exterior grade line.

SLAB ON GRADE FLOORS: For slab-on-grade floors, the perimeter of the floor shall be insulated with a material having a thermal resistance of R-15. If an alternate method of any of these requirements is used, a heat loss calculation must be submitted.

DECKS: Guardrails shall not be less than 36" in height. Deck rails shall not have any openings larger than 4".

HOUSE NUMBERS: Approved numbers or addresses shall be provided for all new buildings in such position as to be plainly visible and legible from the street or road fronting the property.

EXIT FACILITIES: Every sleeping room shall have at least one operable window or exterior door approved for emergency egress or rescue. The units shall be operable from the inside to provide a full clear opening without the use of separate tools.

All egress or rescue windows from sleeping rooms shall have a minimum net clear opening of 5.7 square feet. The minimum net clear opening width dimension shall be 20 inches. The minimum net clear opening height dimension shall be 24 inches. Where windows are provided as a means of egress or rescue they shall be a finished sill height not more than 44 inches above the floor.

EXIT DOORS: Not less than one exit shall be provided from each dwelling. The required exit door shall be side-hinged door and not less than 3 feet in width and 6 feet 8 inches in height. A minimum 3' by 3' landing shall be required on each side of an egress door.

LIGHTS AND VENTILATION: All habitable rooms shall be provided with a total glazing area of not less than 8 percent of the floor area of such rooms. One-half of the required area of glazing shall be openable.

BATHROOMS: Bathrooms, water closet compartments and other similar rooms shall be provided with a total glazing area in windows of not less than 3 square feet, one-half of which must be openable.

SMOKE DETECTORS: Smoke detectors shall be installed in each sleeping room outside of each separate sleeping area in the immediate vicinity of the bedrooms and on each additional story of the dwelling, including basements and cellars but not including crawl spaces and uninhabitable attics. In dwellings or dwelling units with split levels, a smoke detector need be installed only on the upper level, provided the lower level is less than one full story below the upper level, except that if there is a door between levels, then a detector is required on each level. all detectors shall be interconnected such that the actuation of one alarm will actuate all the alarms in the individual unit and shall provide an alarm which will be audible in all sleeping areas. All detectors shall be approved and listed and shall be installed in accordance with the manufacturer's instructions.

ATTIC ACCESS: The opening shall not be less than 22" by 30" with 30" minimum clear head room above the opening.

CRAWL SPACE ACCESS: The opening shall not be less than 18" by 24" unobstructed by pipes and ducts.

FOOTINGS AND FOUNDATIONS: Footings and foundations, unless otherwise specifically provided, shall be constructed of masonry, concrete or treated wood. And in all cases shall extend below the frost line. Footings of concrete and masonry shall be of solid material. Foundations supporting wood shall extend at least 6 inches above the adjacent finish grade. Footings shall have a minimum depth below finished grade as showing in Figure # R-303, unless another depth is recommended by a foundation investigation.

Bearing wall shall be supported on masonry or concrete foundations or piles or other approved foundation system which shall be of sufficient size to support all loads. Where a design is not provided, the minimum foundation requirements for stud bearing walls shall be set forth in Figure # R-303. Foundation plates or sills shall be bolted to the foundation or foundation wall with not less than " nominal diameter steel bolts embedded at least 7 inches into the concrete or reinforced masonry or 15" into unreinforced grouted masonry and spaced not more than 6 feet apart. There shall be a minimum of 2 bolts per piece with 1 bolt located within 12" of each end of each piece. Foundation plates and sills shall be the kind of wood specified in Section 2516 (c).

Foundations must have proper venting, mudsills that are pressure-treated with a minimum clearance of 12" under girders and 18" under wood joists or the bottom of wood floors.

EXEMPTED WORK: A building permit will not be required for the following:

  1. Fences not over 6 feet high.
  2. Oil derricks.
  3. Cases, counters and partitions not over 5 feet high.
  4. Retaining walls which are not over 4 feet high measured from the bottom of the footing to the top of the wall unless supporting a surcharge or impounding flammable liquids.
  5. Water tanks supported directly upon grade if the capacity does not exceed 5000 gallons and the ratio of height to diameter or which does not exceed 2 to 1.
  6. Platforms, walks and driveways not more than 30 inches above grade and not over any basement or story below.
  7. Painting, papering and similar finish work.
  8. Temporary motion picture, television and theater stage sets and scenery.
  9. Replacement or repair of siding not required to be fire resistant.
  10. Replacement or repair of roofing the weight of which does not exceed thirty (30) percent of the required live load design capacity and is not required to be fire resistant.
  11. Window awnings supported by an exterior wall for a residence or accessory building when projected not more than 54 inches.
  12. Prefabricated swimming pools accessory to Group R-3 residence in which pool walls are entirely above the adjacent grade and if the capacity does not exceed 5000 gallons.

Q: If we provide a window with a minimum clear width of 20 inches and a minimum clear height of 24 inches, would we be in compliance with the emergency window requirements of Section 1204?

A: No. Section 1204 sets forth three minimum parameters which must be satisfied. First, a minimum net clear area of 5.7 square feet shall be provided. Second, a net clear opening height of 24 inches shall be provided. All three minimums must be satisfied. See Figure No. 1 for a graphical representation of these requirements.


The following Oregon Administrative Rules (OAR) are for your information. These rules have been in effect for several years and will be enforced;

OAR 814-21-605 (3) Notice required for inspections:

Oregon State Plumbing Specialty Codes, Chapter 3, Section 318 (8), covering or using - no plumbing or drainage system building sewer, private sewer disposal system or part thereof, shall be covered, concealed, or put into use until it has been tested, inspected, and accepted as prescribed in the code.

Copies of the Administrative Rules or Codes may be obtained from the Building Codes Agency, 1535 Edgewater Drive NW, Salem, Oregon 97310.

Permit And Inspection Requirements
Oregon State Plumbing Specialty Code

Permits - required on all plumbing installations: new work, remodel, sewers, storm sewers, water services, backflow prevention devices, alternate potable water heating systems (coils, extractors, heat pumps, solar heating systems, hot water heat reclaim systems, hot water tanks, etc.)


Inspections - required on all plumbing installations;

  1. Ground work - inside and outside, under slab, sewers, water services, etc.
  2. Under floor - inspection before decking or sub-flooring is installed.
  3. Top-out (rough-in) - inspection before covering - tub and showers in place.
  4. Final (fixture) - inspection before building is occupied.

Test - all plumbing systems must be tested before approval to cover can be given:

  1. Ground work - all openings plugged or capped and filled with water, with a 10 foot head - or air 5 pounds. Sewer filled with water. Water service working pressure.
  2. Under floor - all openings plugged or capped and filled with water or air.
  3. Top-out - system filled with water through roof. Tubs and shower stalls filled with water to top of rim.
  4. Notify Inspector - when systems will hold test, that system is ready for inspection on each of the above required inspections.

Plumbing Inspector (503) 842-1816

This Page Last Updated Wednesday, January 17, 2018 12:24 PM

Copyright 2000-2018 Tillamook County. All Rights Reserved
E-mail comments or suggestions to Webmaster
Disclaimer and Privacy Statement