Maryland Below-Grade Waterproofing & Dampproofing Contractor

Yes. Under Maryland Code Business Occupations & Professions Title 9A & Title 17, executing commercial or residential waterproofing contractor projects in Maryland requires formal authorization from the Maryland Home Improvement Commission (MHIC) / DLLR. Unlicensed contracting triggers strict statutory penalties, stop-work orders, and civil citations.

Maryland enforces compliance with the OSHA 1926 Subpart M Fall Protection & ASTM / TAS 100 Wind Uplift Standards. In addition, installations must satisfy NRCA low-slope and steep-slope specifications, UL 790 Class A fire ratings, and FM Global wind uplift ratings.

Under Maryland statutory and commercial bidding standards, waterproofing contractor contractors typically must maintain at least $1,000,000 Each Occurrence / $2,000,000 General Aggregate in general liability protection. Policies must include coverage for bodily injury, property damage, and completed operations.

The statutory bond threshold in Maryland is $30,000 MHIC Guaranty Fund or Surety Bond (if net worth < $30,000). Contractors with standard commercial credit typically pay an annual premium between $540 and $810 (1% to 2% of total penal sum). High-risk or credit-rebuilding rates range from $972 to $1350 annually.

Mandatory for all employers with 1+ employees. Regardless of minimum employee exemptions under Maryland labor laws, commercial general contractors and municipal building inspectors mandate proof of active workers' comp via a Certificate of Insurance (COI) before jobsite access is granted.

Maryland maintains formal reciprocal exam agreements or license verifications with: VA, DE, WV. Qualifying out-of-state contractors in good standing under equivalent statutory frameworks may apply to waive the trade examination portion.