Field guide · Maryland
Maryland contractor licensing, by trade
Maryland licenses 5 trades — each with its own bond, fees and renewal cycle. Compared side by side; every figure is source-cited on the trade page.
Maryland licensing detail compiled from the official state boards and cross-checked against the source of record. Every page links its sources and shows the date a human last verified it.
Bond type: Fixed set amount · Tiered scales by volume · Credit-based financial responsibility in lieu of a bond · None no bond required
| ⚡ Electrician | Varies | Every 2 yrs | None |
|---|---|---|---|
| 🔧 Plumber | Varies | Every 2 yrs | None |
| ❄️ HVAC | Varies | Every 2 yrs | None |
| 🏗️ General Contractor | Varies | Every 2 yrs | Varies |
| 🏠 Roofer | Varies | Every 2 yrs | Varies |