Manual J by jurisdiction
Manual J/S/D/T is required on permits in 29 states and accepted across all 50 US states, Canada, and the Bahamas. Pick yours for code, climate-zone, and permitting notes.
Required at permit (29 states)
Alabama
Required · Zones 2A, 3A
Arizona
Required · Zones 2B, 3B, 4B, 5B
Arkansas
Required · Zones 3A, 4A
California
Required · Zones All 16 CEC zones
Colorado
Required · Zones 4B, 5B, 6B, 7
Connecticut
Required · Zones 5A
Delaware
Required · Zones 4A
Florida
Required · Zones 1A, 2A
Georgia
Required · Zones 2A, 3A, 4A
Idaho
Required · Zones 5B, 6B
Illinois
Required · Zones 4A, 5A
Indiana
Required · Zones 4A, 5A
Kansas
Required · Zones 4A, 5A
Kentucky
Required · Zones 4A
Maine
Required · Zones 6A, 7
Maryland
Required · Zones 4A
Massachusetts
Required · Zones 5A
Michigan
Required · Zones 5A, 6A, 7
Minnesota
Required · Zones 6A, 7
Nevada
Required · Zones 3B, 5B
New Jersey
Required · Zones 4A, 5A
New Mexico
Required · Zones 3B, 4B, 5B
New York
Required · Zones 4A, 5A, 6A
North Carolina
Required · Zones 3A, 4A, 5A
Oregon
Required · Zones 4C, 5B
Pennsylvania
Required · Zones 4A, 5A, 6A
South Carolina
Required · Zones 3A
Tennessee
Required · Zones 3A, 4A
Texas
Required · Zones 2A, 2B, 3A, 3B, 4B
Offered & accepted (23 jurisdictions)
Alaska
Offered · Zones 7, 8
Hawaii
Offered · Zones 1A
Iowa
Offered · Zones 5A, 6A
Louisiana
Offered · Zones 2A, 3A
Mississippi
Offered · Zones 3A
Missouri
Offered · Zones 4A, 5A
Montana
Offered · Zones 6B, 7
Nebraska
Offered · Zones 5A
New Hampshire
Offered · Zones 6A
North Dakota
Offered · Zones 7
Ohio
Offered · Zones 4A, 5A
Oklahoma
Offered · Zones 3A, 4A
Rhode Island
Offered · Zones 5A
South Dakota
Offered · Zones 6A
Utah
Offered · Zones 3B, 5B, 6B, 7
Vermont
Offered · Zones 6A
Virginia
Offered · Zones 4A, 5A
Washington
Offered · Zones 4C, 5B, 6B
West Virginia
Offered · Zones 4A, 5A
Wisconsin
Offered · Zones 6A, 7
Wyoming
Offered · Zones 6B, 7
Canada
Offered · Zones 5–8 (NBC zones)
Bahamas
Offered · Zones 1A (tropical)
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