• The Maryland Home Improvement Commission (MHIC) contractor exam has 55 questions on the laws and regulations for running a home improvement business. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)
• The MHIC salesperson exam has 35 questions on the laws and regulations for selling home improvement work in Maryland. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)
• Candidates must answer at least 70% of the questions correctly to pass the Maryland Home Improvement Commission exam. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)
• The standard fee for the Maryland Home Improvement Commission exam is $63.00, paid to the testing vendor PSI. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)
• A Maryland home improvement contractor license application costs $281.25 for each place of business, plus a $22.50 processing fee and a $100 Guaranty Fund assessment for a new license. (dsd.maryland.gov)
• A candidate who fails the MHIC exam must wait 30 days before reapplying, and must wait 60 days before any later attempt. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)
• A passing MHIC exam score expires if the candidate does not apply for a Maryland home improvement license within two years. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)
• MHIC licenses renew every two years: contractors pay $281.25 per business location plus a $175 Guaranty Fund assessment, and salespersons pay $112.50. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)
• The MHIC exam is given by computer Monday through Friday at PSI test centers in Baltimore, College Park, Salisbury, Frederick, Hagerstown, Lanham and Crofton. (Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic)

Facts verified Oct 19, 2026 against Maryland Home Improvement Commission (MHIC), Maryland Department of Labor, Division of Occupational and Professional Lic. Dates that have passed are removed automatically.