What Makes a Window Contractor MHIC Licensed in Maryland?
For Maryland homeowners, the license is part of the job, not an optional extra. A contractor who replaces windows without MHIC registration is taking on work that should be done under Maryland's home improvement licensing rules. That matters because window replacement is not just carpentry with glass. It affects weather sealing, water management, energy performance, and, in older homes, code and historic compliance. The contractor needs to know how to remove and install