Deck Addition Permit Requirements — Mclean, VA
Yes, a residential addition building permit is required for deck additions in Fairfax County, Virginia.
Get exact requirements for your address →3 free searches. No account required.
What affects your permit requirement
Typical requirements
- Fee range
- $135+[fee schedule]
- Department
- Fairfax County Land Development Services(703) 222-0801https://plus.fairfaxcounty.gov/
These figures reflect typical jurisdiction data. Fees and timelines change. Run a free search on your exact address for jurisdiction-confirmed requirements before you bid or apply.
Frequently asked questions
Do I need a permit to add a deck to my house in McLean, Virginia?
Yes, Fairfax County requires a residential addition building permit for any deck construction or alterations to existing decks. This applies to detached one- or two-family dwellings and townhouses that are no more than 3 stories high above ground level.
How much does a deck permit cost in Fairfax County?
The permit fee consists of a $135.00 base fee plus 3.00% of your estimated construction cost, with a 10% technology surcharge applied to the total. You must provide verifiable documentation of the construction cost to determine your final fee.
What building code applies to deck permits in Fairfax County?
The 2021 Virginia Uniform Statewide Building Code (USBC) applies to all applications beginning January 18, 2025. A transition period allowing either the 2018 or 2021 technical provisions ended on January 17, 2025.
Where do I apply for a deck permit in Fairfax County?
You can submit your permit application through the PLUS portal at https://plus.fairfaxcounty.gov/, which is the central platform for creating and submitting applications online, paying fees, and tracking application status.
Who do I contact for questions about deck permits in Fairfax County?
You can contact Fairfax County Land Development Services at (703) 222-0801 or visit their website at fairfaxcounty.gov/landdevelopment for permit requirements and guidance.