Custom Homes

Administrative Review Submittal Requirements

NOTE: Bolded items are required for Administrative Completeness determination when applicable to project.
  • Alert!! Depending on project scope, your application may require prior approval from Regional Flood Control District (RFCD).
  • PDF file of construction drawings.
  • Construction Documents clearly indicating the location, nature and extent of proposed work.
  • PDF file of sealed structural calculations if design uses engineered systems.
  • PDF file of soils report when footings are placed on fill.

Cover Sheet

  • Square footage for the livable area, garage, and porch(es). 
  • Plan index, code edition.
  • Snow load (Mount Lemmon), seismic design category and project address.
  • If grading more than 14,000 square feet, indicate whether you want a Section 10 Certificate of Coverage. (Y/N) 

Site/Grading Plan (Drawn to scale)

  • Setbacks from the property lines to the new and existing construction.
  • Indicate the exterior accessible route.
  • Existing and proposed topography.
  • Finish floor elevation and pad elevation.
  • North arrow.
  • Location of all utilities  and walls/fences.
  • Provide limits of graded area, clearly marked, and location of all proposed structures including fences, walls, pool, septic system, and utilities (if applicable, show location and method of connection to public sewer).
  • Show compliance with NPPO when grading exceeding 14,000 sf.
  • If HDZ, provide HDZ checklist and spread sheet.
  • Include height and steepness of the cut and fill slopes, as well as methods of stabilization on graded areas and slopes (rip rap slopes steeper than 3H:1V revegetate slopes 3H:1v or less).

Site/Retaining Walls

  • Provide the design for site walls proposed with this permit.
  • Provide height, length, and type of wall/fence.
  • Engineering is required for walls over 7 feet high.
  • Engineering is required for retaining walls over 4 feet high, measured from the bottom of the footing, or for any retaining wall with applied surcharge loads (e.g. driveways, slopes, etc.).

Floor Plan

  • Provide dimensioned plan view with all rooms labeled.
  • Show accessible entrance per Pima County’s Inclusive Home Design Ordinance.
  • Show proposed construction, window and door schedules,  lateral bracing methods with braced wall line identified, and label all rooms.
  • Indicate the types of fireplace, fixtures/appliances and all safety glazing.

Exterior Elevation

  • Show all sides of the house with dimensions.
  • Show existing and proposed grade, windowsill heights, and chimney heights.

Building Sections

  • Provide dimensioned sections.
  • Indicate wall finishes, heights of ceilings and drops, and fireplace details.
  • Reference all framing and foundation details.

Foundation Plan

  • Provide plan view of dimensioned foundation layout.
  • Provide footing detail(s) showing size, reinforcements, anchor bolts spacing/embedment, hold-downs, post to footing connections, minimum footing depth, and clearance from finish grade.
  • Reference soil-bearing pressure, and concrete compressive strength.

Framing Plan

  • Provide a plan view of floor and/or roof framing.
  • Provide connection details showing ledger attachment, roof/floor/wall sheathing attachment,  post to beam attachment, etc.
  • Provide connection details of deck attachment  to structure.
  • Provide the size, spacing, species, and grade of materials.
  • Provide a sealed truss layout and engineered truss design.
  • Shop drawings must be approved by the engineer of record.
  • Reference all details on the framing plan.

Roof Plan 

  • Provide plan view of roof.
  • Indicate slopes, drainage, and materials.
  • Provide ventilation calculations and roof vent locations.
  • Provide details for roof scuppers, drains, flashing and skylights.

Mechanical Plan

  • Provide plan view with all rooms labeled.
  • Provide ACCA Manuals J, S and D calculations (8th edition) or provide signed contract or other legally binding documentation verifying proof of enrollment in the Energy Star for Homes Program.
  • Indicate heating and cooling units, capacity, location  demand or input, and duct material/insulation.
  • Indicate size and location for furnace combustion air, flues, return/supply air ducts, dryer vents, exhaust fans, thermostats, condenser systems including drains.

Plumbing Plan

  • Provide plan view with all rooms labeled.
  • Indicate location, size, material, and developed length of all piping including drainage/waste/vent (DWV), water and gas.
  • Indicate location and size of water heater, water heater TPR , discharge pipe, and termination point.
  • Indicate locations of clean-outs, water shut off and pressure reducing valves.
  • List site water pressure, and provide fixture schedules.
  • Provide DWV isometrics.
  • Indicate sewer or on-site disposal system.
  • If sewer, show location and method of connection to public sewer.
  • Provide fixture schedule with fixture units.
  • Indicate location and demand of water meters and gas meters.

Electric Plan

  • Provide plan view with all rooms labeled
  • Provide service/subpanel, receptacles, lights, circuits with circuit numbers, smoke detectors, carbon monoxide detector, ground fault interrupters, and arc-fault circuit interrupters.
  • Panel schedule with circuits, overcurrent devices, conductor sizes, fault current analysis and AIC rating.
  • Single-line diagram with grounding and bonding systems.
  • Service/subpanel load calculations and service size.

Energy Conservation Code Compliance

  • Provide energy conservation code calculations or show compliance with current code, chapter 11.
  • Identify 75% of lamps and/or fixtures are high-efficacy.
  • Air tightness and duct tightness will be tested using a "blower door" and "duct blaster" respectively.  See Benefits of Air Sealing for more information

Outdoor Lighting

  • Provide outdoor lighting code documentation.
  • Indicate lighting area and lot surface area.
  • Provide lumen calculations/tabulations, individual light fixture outputs that are keyed to the plan, or show compliance with prescriptive requirement of Pima County Outdoor Lighting Code.

Deferred Submittals

  • Deferred items shall be submitted to Pima County Building Safety for review and approval prior to installation.  Note on cover sheet all items to be deferred.
  • A separate revision application is required prior to the installation of deferred items.
  • Minimum 1 hour revision fee applies to each deferred item.

Inclusive Home Design Notes


  • Provide at least one exterior accessible route and entrance. The route may originate from the carport, driveway, public street or sidewalk. The slope of this route shall not exceed one-foot vertical rise per twenty feet horizontal distance (1:20), unless a ramp per IRC is constructed.
NOTE: Indicate the “Exterior Accessible Route” and “Accessible Entrance” on Single Family Residence site plan. (NOT A REQUIREMENT on model plans)
  • Accessible Entrance: Provide minimum one no-step level entrance that is a minimum 32” wide and meets the door hardware requirements per this ordinance. The access floor shall have a minimum 36” wide hallway and accessible doors to all spaces and elements to be minimum 2’8” door.
NOTE: Exit doors are required to be 36” minimum and the garage shall not be used as an exit. All doors, hallway and opening to be clearly dimensioned and indicated on floor plan.
  • Change in floor levels and thresholds at the accessible entrance and along accessible routes may be ½” high maximum. This must be beveled from ¼” to ½” maximum with a slope not steeper than 1 inch rise in 2 inch run (1:2).
  • Door Hardware: Handles, pull latches, locks and other operable parts on accessible doors shall have a shape that is easy to grasp with one hand and that does not require tight grasping, pinching or twisting of the wrist to operate. Lever hardware satisfies the requirements of this provision.
  • Bathroom Wall Reinforcement: In all bathrooms on the accessible route, reinforcement shall be installed to allow the future installation of grab bars on walls adjacent to the tub and toilet. In addition, reinforcement shall be installed in shower compartments for future installation of grab bars. This reinforcement shall be installed flush with the studs and at the following locations:

Toilet: 33”-36” above the floor on all adjacent walls. Horizontal length of reinforcement shall be sufficient to allow a 42” grab bar and 24” rear grab bar.

NOTE: Nothing in the ordinance requires that toilet be placed by a sidewall.

Tub: Horizontal length reinforcement shall be sufficient to allow for;

  1. Back Wall: Two backing reinforcements, one backing reinforcement horizontal position 33” minimum and 36”maximum above the floor, and one backing reinforcement 9” above the rim of the bathtub. Each backing reinforcement shall be 24” long minimum and shall be 24” maximum from the head end wall and 12” maximum from the foot end wall.
  2. Foot End Wall: One backing reinforcement 24” long minimum on the foot end wall at the front edge of the bathtub.
  3. Head End wall: One backing reinforcement 12” long minimum on the head end wall at the front edge of the bathtub.
  4. Shower compartments shall have backing on a minimum of two walls not to include control valve wall mounted at 33”-36” above shower floor.

All wall reinforcement shall be capable of resisting shear and bending forces of a minimum of 250 pounds. Reinforcement is not required at the location of vanities, linen closets, and pre-molded shower/tub surrounds, or in a room containing only a sink and a toilet, provided that the room does not contain the only sink or toilet on the accessible floor of the home.


  • All light controls shall  be placed no higher than 48" on center, above the floor
  • Where practical, all electrical receptacles shall be placed no lower than 15: oncerner, above the floor.
  • All Thermostats shall be placed no higher than 54" on center, aboved the floor

The exceptions to these provisions are as follows:

  1. Electrical receptacles serving a dedicated use.
  2. Appliance mounted controls or switches.
  3. A single outlet where all of the following conditions are met:
    1. The outlet is above a length of countertop that is uninterrupted by a sink or appliance and
    2. At least one recetacle is provided for that length of countertop; and
    3. All other receptacles provided for that length of countertop set no higher than 48". 
  4. Floor electrical receptacles.
  5. Plumbing fixture controls.
  6. HVAC diffusers
  7. Ceiling fan mounted controls.
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