It is important to choose an authorized and reliable HVAC contractor for a variety of reasons. A licensed HVAC contractor is able to meet all laws and regulations of the state. This will allow you to avoid any unpleasant surprises. Not only is a licensed HVAC service provider skilled and reliable, they also carry workman's compensation insurance. A license bond for HVAC services is an excellent way to stay clear of any surprises, such as the damage of an HVAC system.