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Department of Buildings

In observance of the Emancipation Day holiday, DOB will be closed on Wednesday, April 16, 2025; no construction will be allowed on this day without an after-hours permit. You may report illegal construction here during normal business hours or by calling 311.

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Welcome to the Department of Buildings

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Conveyance Inspections

No elevator or conveying system, including, but not limited to, escalators, dumbwaiters, wheelchair lifts, cartveyors, man lifts and moving walks, shall be operated without a valid certificate of inspection issued by the code official.

Apply for a Certificate

Online  
COMING SOON – Please check back as we move towards our Vision 2020 and have more services offered online.

 In Person
Visit us at 1100 4th Street SW, 2nd floor to submit your application and receive your conveyance Certificate of Inspection. If you have more detailed questions about the application requirements contact us at (202)442-4400.  Each conveyance listed below is certified for use for a period of two (2) years.

  • Dumbwaiter (Hand Driven)
  • Dumbwaiter (Power Driven)
  • Escalator
  • Freight Elevator (Hand Driven)
  • Freight Elevator (Power Driven)
  • Man Lift
  • Passenger Elevator
  • Sidewalk Elevator (Power Driven)
  • Wheelchair Lift

Renew a Certificate
You may renew your Certificate of Inspection as early as 90 days prior to your certificate expiration date. Your current certificate remains eligible for renewal up to six (6) months after the expiration date, then ate fees and penalty fees will be applied. Supporting documentation required to support your renewal is included in your renewal bill.  If you have more detailed questions about the requirements contact us at (202) 442-4400.

Mail
You can mail your renewal bill along with payment and any required documentation to:
Wells Fargo Bank,
7175 Columbia Gateway Drive
Lockbox 91360
Columbia, MD  21046

 

Contact TTY: 
711