This version of the form is not currently in use and is provided for reference only. Download this version of Form 646 for the current year.
This is a legal form that was released by the Montana Department of Natural Resources and Conservation - a government authority operating within Montana. As of today, no separate filing guidelines for the form are provided by the issuing department.
Q: What is Form 646?
A: Form 646 is the Geothermal Heating/Cooling Notice of Completion for the state of Montana.
Q: Who needs to file Form 646?
A: Anyone who has installed or completed a geothermal heating/cooling system in Montana needs to file Form 646.
Q: Why do I need to file Form 646?
A: Filing Form 646 is required by the state of Montana to notify the appropriate authorities about the installation or completion of a geothermal heating/cooling system.
Q: When should I file Form 646?
A: Form 646 should be filed within 30 days of the installation or completion of the geothermal heating/cooling system.
Q: What information is required on Form 646?
A: Form 646 requires information such as the name and address of the installer, the location of the system, and the type of system installed.
Q: Is there a fee associated with filing Form 646?
A: No, there is no fee associated with filing Form 646.
Q: What happens after I file Form 646?
A: After filing Form 646, the appropriate authorities will be notified about the installation or completion of your geothermal heating/cooling system in Montana.
Form Details:
Download a fillable version of Form 646 by clicking the link below or browse more documents and templates provided by the Montana Department of Natural Resources and Conservation.