HVAC Permits in Minnesota
Complete guide to HVAC permit requirements, energy code compliance, and building department information for contractors working in Minnesota.
Minnesota Energy Code Requirements
Understanding the energy efficiency standards that govern HVAC installations in Minnesota
Current Energy Code
2020 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 Minnesota
Minneapolis
Zone 6AHennepin County • 70 ZIP codes
St. Louis
Zone 7St. Louis County • 44 ZIP codes
Saint Paul
Zone 6ARamsey County • 32 ZIP codes
Stearns
Zone 6AStearns County • 26 ZIP codes
Itasca
Zone 7Itasca County • 22 ZIP codes
Hennepin
Zone 6AHennepin County • 20 ZIP codes
Dakota
Zone 6ADakota County • 19 ZIP codes
Otter Tail
Zone 7Otter Tail County • 19 ZIP codes
Washington
Zone 6AWashington County • 17 ZIP codes
Polk
Zone 7Polk County • 16 ZIP codes
Wright
Zone 6AWright County • 14 ZIP codes
Redwood
Zone 6ARedwood County • 14 ZIP codes
Crow Wing
Zone 7Crow Wing County • 14 ZIP codes
Mower
Zone 6AMower County • 13 ZIP codes
Beltrami
Zone 7Beltrami County • 13 ZIP codes
Carver
Zone 6ACarver County • 12 ZIP codes
Fillmore
Zone 6AFillmore County • 12 ZIP codes
Freeborn
Zone 6AFreeborn County • 12 ZIP codes
Pine
Zone 7Pine County • 11 ZIP codes
Carlton
Zone 7Carlton County • 11 ZIP codes
Blue Earth
Zone 6ABlue Earth County • 11 ZIP codes
Nobles
Zone 6ANobles County • 11 ZIP codes
Kandiyohi
Zone 6AKandiyohi County • 11 ZIP codes
Cass
Zone 7Cass County • 11 ZIP codes
Clay
Zone 7Clay County • 11 ZIP codes
Marshall
Zone 7Marshall County • 11 ZIP codes
Goodhue
Zone 6AGoodhue County • 10 ZIP codes
Chisago
Zone 6AChisago County • 10 ZIP codes
Renville
Zone 6ARenville County • 10 ZIP codes
Faribault
Zone 6AFaribault County • 10 ZIP codes
Martin
Zone 6AMartin County • 10 ZIP codes
Lyon
Zone 6ALyon County • 10 ZIP codes
Douglas
Zone 6ADouglas County • 10 ZIP codes
Morrison
Zone 6AMorrison County • 10 ZIP codes
Todd
Zone 6ATodd County • 10 ZIP codes
Norman
Zone 7Norman County • 10 ZIP codes
Winona
Zone 6AWinona County • 9 ZIP codes
Becker
Zone 7Becker County • 9 ZIP codes
Kittson
Zone 7Kittson County • 9 ZIP codes
Rice
Zone 6ARice County • 8 ZIP codes
Wabasha
Zone 6AWabasha County • 8 ZIP codes
McLeod
Zone 6AMcLeod County • 8 ZIP codes
Aitkin
Zone 7Aitkin County • 8 ZIP codes
Le Sueur
Zone 6ALe Sueur County • 8 ZIP codes
Pipestone
Zone 6APipestone County • 8 ZIP codes
Koochiching
Zone 7Koochiching County • 8 ZIP codes
Roseau
Zone 7Roseau County • 8 ZIP codes
Rochester
Zone 6AOlmsted County • 7 ZIP codes
Scott
Zone 6AScott County • 7 ZIP codes
Ramsey
Zone 6ARamsey County • 7 ZIP codes
Mille Lacs
Zone 7Mille Lacs County • 7 ZIP codes
Houston
Zone 6AHouston County • 7 ZIP codes
Watonwan
Zone 6AWatonwan County • 7 ZIP codes
Murray
Zone 6AMurray County • 7 ZIP codes
Rock
Zone 6ARock County • 7 ZIP codes
Swift
Zone 6ASwift County • 7 ZIP codes
Yellow Medicine
Zone 6AYellow Medicine County • 7 ZIP codes
Grant
Zone 7Grant County • 7 ZIP codes
Hubbard
Zone 7Hubbard County • 7 ZIP codes
Wilkin
Zone 7Wilkin County • 7 ZIP codes
Anoka
Zone 6AAnoka County • 6 ZIP codes
Sibley
Zone 6ASibley County • 6 ZIP codes
Sherburne
Zone 6ASherburne County • 6 ZIP codes
Meeker
Zone 6AMeeker County • 6 ZIP codes
Red Lake
Zone 7Red Lake County • 6 ZIP codes
Cook
Zone 7Cook County • 6 ZIP codes
Dodge
Zone 6ADodge County • 6 ZIP codes
Cottonwood
Zone 6ACottonwood County • 6 ZIP codes
Big Stone
Zone 6ABig Stone County • 6 ZIP codes
Clearwater
Zone 7Clearwater County • 6 ZIP codes
Isanti
Zone 6AIsanti County • 5 ZIP codes
Olmsted
Zone 6AOlmsted County • 5 ZIP codes
Nicollet
Zone 6ANicollet County • 5 ZIP codes
Brown
Zone 6ABrown County • 5 ZIP codes
Jackson
Zone 6AJackson County • 5 ZIP codes
Lincoln
Zone 6ALincoln County • 5 ZIP codes
Stevens
Zone 6AStevens County • 5 ZIP codes
Lac qui Parle
Zone 6ALac qui Parle County • 5 ZIP codes
Chippewa
Zone 6AChippewa County • 5 ZIP codes
Pope
Zone 6APope County • 5 ZIP codes
Steele
Zone 6ASteele County • 4 ZIP codes
Waseca
Zone 6AWaseca County • 4 ZIP codes
Traverse
Zone 6ATraverse County • 4 ZIP codes
Benton
Zone 6ABenton County • 4 ZIP codes
Wadena
Zone 7Wadena County • 4 ZIP codes
Kanabec
Zone 7Kanabec County • 3 ZIP codes
Pennington
Zone 7Pennington County • 3 ZIP codes
Mahnomen
Zone 7Mahnomen County • 1 ZIP codes
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Frequently Asked Questions
Everything you need to know about HVAC permits and energy code compliance in Minnesota
1What energy code does Minnesota follow?
Minnesota follows the 2020 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 Minnesota?
Most jurisdictions in Minnesota 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 Minnesota?
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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