Washington DC Deck Permits 2026

Washington DC deck permit fees, plan review, and required inspections for 2026.

Washington DC Deck permit basics

  • Building department: DC Department of Buildings (DOB)
  • Department URL: https://dob.dc.gov
  • Permit fee typical: $100 - $500 permit fee
  • Plan review + approval: 10-25 business days
  • Inspections required: 2-3 inspections (footing, framing, final)

Washington DC Deck common issues

Footing depth (frost line dependent), railing height (36" residential / 42" commercial), guard spacing (4" max).

Washington DC-specific permitting context

DC DOB and DCRA have strict historic preservation review (HPRB). License + basic business license required. DC has no state taxes but has its own sales tax (6%).

Climate factors: Humid subtropical; freeze-thaw cycles; historic preservation drives material choices

District of Columbia licensing for Deck contractors

DC Department of Consumer and Regulatory Affairs - required: $390 (basic business license). Board: https://dcra.dc.gov.

Mechanics lien deadline in District of Columbia: 90 days from completion. Preliminary notice: Not required.

Washington DC Deck sales tax

District of Columbia sales tax: 6% (no local addition). Real property labor not taxable; TPP repair labor is taxable.

Verify with the DC Office of Tax and Revenue.

Track Washington DC permits with KaamCam

KaamCam jobs have built-in permit tracking - permit number, date issued, inspection schedule, and inspector contact. Auto-reminders before each inspection date. $12 per seat per month. Start a free 14-day trial.

Related Washington DC resources