| State |
Regulations |
| Alabama |
permitted throughout state |
| Alaska |
permitted in various parts of state, if in doubt check local code |
| Arizona |
permitted in various parts of state, if in doubt check local code |
| California |
The state law does state that vent-free gas products may be sold and installed under regulations written by the building department, no regulations have been written. This being the case, it is anticipated that the winter 2002/2003 season is not going to be vent free in California but winter next year should give the building department time to get their regulations finalised. |
| Colorado |
permitted in various parts of state, if in doubt check local code. But bare in mind the 4,500 feet altitude limit on the safety mechaisms before spending too much time doing this. |
| Connecticut |
permitted throughout state |
| Delaware |
permitted throughout state |
| District of Columbia |
permitted throughout state |
| Florida |
permitted throughout state |
| Georgia |
permitted throughout state |
| Hawaii |
permitted throughout state |
| Idaho |
permitted throughout state |
| Illinois |
permitted throughout state |
| Indiana |
permitted throughout state |
| Iowa |
permitted throughout state |
| Kansas |
permitted in various parts of state, if in doubt check local code |
| Kentucky |
permitted throughout state |
| Louisiana |
permitted throughout state |
| Maine |
permitted throughout state |
| Maryland |
permitted in most parts of state, if in doubt check local code |
| Massachusetts |
The Governor of Massachusetts signed a new law into effect on March 8 2002 that will allow for the sale and installation of vent-free gas products as soon as the fire protection bureau writes the regulations |
|
| Michigan |
permitted in various parts of state, if in doubt check local code |
| Mississippi |
permitted throughout state |
| Minnesota |
permitted in various parts of state, if in doubt check local code |
| Missouri |
permitted throughout state |
| Montana |
This is a UMC state that still does not allow the use of vent free gas products - however the state is considering adopting the IMC codes which do allow vent free |
| Nebraska |
permitted throughout state |
| New Hampshire |
permitted in most parts of state, if in doubt check local code |
| New Jersey |
permitted throughout state |
| New Mexico |
Propane vent free permitted throughout state |
| New York |
permitted throughout state except New York City which is still in the legislative phase of allowing vent free gas products. |
| Nevada |
Propane vent free permitted throughout state, natural gas vent free permitted in various parts of state, if you want natural gas and you are in doubt check local code |
| North Carolina |
permitted throughout state |
| North Dakota |
permitted in most parts of state, if in doubt check local code |
| Ohio |
permitted throughout state excpt STARK COUNTY |
| Oklahoma |
permitted throughout state |
| Oregon |
permitted throughout state |
| Pennsylvania |
permitted throughout state |
| Rhode Island |
permitted throughout state |
| South Carolina |
permitted throughout state |
| South Dakota |
permitted in most parts of state, if in doubt check local code |
| Tennessee |
permitted throughout state |
| Texas |
permitted throughout state, except AUSTIN TEXAS |
| Utah |
permitted throughout state |
| Vermont |
permitted throughout state |
| Virgina |
permitted throughout state |
| Washington |
permitted in various parts of state, if in doubt check local code |
| West Virgina |
permitted throughout state |
| Wisonsin |
Vent free gas products allowed in homes built prior to 1980. Other homes are possible in some areas, but check local code if in doubt |
| Wyoming |
permitted in various parts of state, if in doubt check local code |
