HVAC Permits in Oklahoma
Complete guide to HVAC permit requirements, energy code compliance, and building department information for contractors working in Oklahoma.
Oklahoma Energy Code Requirements
Understanding the energy efficiency standards that govern HVAC installations in Oklahoma
Current Energy Code
2021 IECC
Current Standard
Statewide energy efficiency requirements for HVAC systems, equipment, and building envelope performance.
Common Requirements
Important Note
Local jurisdictions may have additional requirements beyond the state energy code. Always verify specific compliance needs with your local building department.
HVAC Permits by City in Oklahoma
Oklahoma City
Zone 3AOklahoma County • 70 ZIP codes
Tulsa
Zone 3ATulsa County • 61 ZIP codes
Le Flore
Zone 3ALe Flore County • 18 ZIP codes
McCurtain
Zone 3AMcCurtain County • 15 ZIP codes
Bryan
Zone 3ABryan County • 14 ZIP codes
Garfield
Zone 3AGarfield County • 14 ZIP codes
Pittsburg
Zone 3APittsburg County • 13 ZIP codes
Oklahoma
Zone 3AOklahoma County • 12 ZIP codes
Caddo
Zone 3ACaddo County • 12 ZIP codes
Comanche
Zone 3AComanche County • 12 ZIP codes
Osage
Zone 3AOsage County • 12 ZIP codes
Muskogee
Zone 3AMuskogee County • 12 ZIP codes
Creek
Zone 3ACreek County • 11 ZIP codes
Grady
Zone 3AGrady County • 10 ZIP codes
Washita
Zone 3AWashita County • 10 ZIP codes
Carter
Zone 3ACarter County • 10 ZIP codes
Major
Zone 3AMajor County • 10 ZIP codes
Lincoln
Zone 3ALincoln County • 10 ZIP codes
Pushmataha
Zone 3APushmataha County • 10 ZIP codes
Payne
Zone 3APayne County • 9 ZIP codes
Garvin
Zone 3AGarvin County • 9 ZIP codes
Johnston
Zone 3AJohnston County • 9 ZIP codes
Mayes
Zone 3AMayes County • 9 ZIP codes
Logan
Zone 3ALogan County • 8 ZIP codes
Jackson
Zone 3AJackson County • 8 ZIP codes
Tillman
Zone 3ATillman County • 8 ZIP codes
Alfalfa
Zone 3AAlfalfa County • 8 ZIP codes
Delaware
Zone 3ADelaware County • 8 ZIP codes
Pottawatomie
Zone 3APottawatomie County • 8 ZIP codes
Sequoyah
Zone 3ASequoyah County • 8 ZIP codes
Choctaw
Zone 3AChoctaw County • 8 ZIP codes
McClain
Zone 3AMcClain County • 7 ZIP codes
Canadian
Zone 3ACanadian County • 7 ZIP codes
Kiowa
Zone 3AKiowa County • 7 ZIP codes
Noble
Zone 3ANoble County • 7 ZIP codes
Jefferson
Zone 3AJefferson County • 7 ZIP codes
Grant
Zone 3AGrant County • 7 ZIP codes
Woodward
Zone 3AWoodward County • 7 ZIP codes
Texas
Zone 4BTexas County • 7 ZIP codes
Okmulgee
Zone 3AOkmulgee County • 7 ZIP codes
McIntosh
Zone 3AMcIntosh County • 7 ZIP codes
Cherokee
Zone 3ACherokee County • 7 ZIP codes
Haskell
Zone 3AHaskell County • 7 ZIP codes
Hughes
Zone 3AHughes County • 7 ZIP codes
Kay
Zone 3AKay County • 7 ZIP codes
Pontotoc
Zone 3APontotoc County • 7 ZIP codes
Seminole
Zone 3ASeminole County • 7 ZIP codes
Norman
Zone 3ACleveland County • 6 ZIP codes
Stephens
Zone 3AStephens County • 6 ZIP codes
Custer
Zone 3ACuster County • 6 ZIP codes
Roger Mills
Zone 3ARoger Mills County • 6 ZIP codes
Dewey
Zone 3ADewey County • 6 ZIP codes
Kingfisher
Zone 3AKingfisher County • 6 ZIP codes
Rogers
Zone 3ARogers County • 6 ZIP codes
Pawnee
Zone 3APawnee County • 6 ZIP codes
Atoka
Zone 3AAtoka County • 6 ZIP codes
Blaine
Zone 3ABlaine County • 5 ZIP codes
Love
Zone 3ALove County • 5 ZIP codes
Beckham
Zone 3ABeckham County • 5 ZIP codes
Woods
Zone 3AWoods County • 5 ZIP codes
Beaver
Zone 4BBeaver County • 5 ZIP codes
Washington
Zone 3AWashington County • 5 ZIP codes
Wagoner
Zone 3AWagoner County • 5 ZIP codes
Nowata
Zone 3ANowata County • 5 ZIP codes
Craig
Zone 3ACraig County • 5 ZIP codes
Adair
Zone 3AAdair County • 5 ZIP codes
Coal
Zone 3ACoal County • 5 ZIP codes
Okfuskee
Zone 3AOkfuskee County • 5 ZIP codes
Cotton
Zone 3ACotton County • 4 ZIP codes
Ellis
Zone 3AEllis County • 4 ZIP codes
Harper
Zone 3AHarper County • 4 ZIP codes
Cimarron
Zone 4BCimarron County • 4 ZIP codes
Murray
Zone 3AMurray County • 3 ZIP codes
Cleveland
Zone 3ACleveland County • 3 ZIP codes
Marshall
Zone 3AMarshall County • 3 ZIP codes
Harmon
Zone 3AHarmon County • 3 ZIP codes
Greer
Zone 3AGreer County • 3 ZIP codes
Latimer
Zone 3ALatimer County • 3 ZIP codes
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Frequently Asked Questions
Everything you need to know about HVAC permits and energy code compliance in Oklahoma
1What energy code does Oklahoma follow?
Oklahoma follows the 2021 IECC for energy efficiency requirements. This includes specific standards for HVAC equipment efficiency, duct design, and building envelope performance.
2Are Manual J calculations required in Oklahoma?
Most jurisdictions in Oklahoma require Manual J load calculations for proper HVAC system sizing. Our free load calculation tool can generate the professional reports you need for permits.
3How long does it take to get HVAC permits in Oklahoma?
Permit processing times vary by jurisdiction, typically ranging from 1-3 weeks. Having complete documentation including load calculations can speed up the process. Check with your local building department for specific timeframes.
4Do I need different permits for different types of HVAC work?
Yes, permit requirements vary based on the scope of work. New installations typically require mechanical permits, while simple repairs may not need permits. Replacements usually require permits if there are changes to the system capacity or ductwork.
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Need Climate Zone Data for Oklahoma?
Get official IECC climate zone information, design temperatures, and R-value requirements for accurate Manual J calculations in Oklahoma.
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