MC311 Logo
Call 311 To Get It Done!
Visit montgomerycountymd.gov/311
For Emergency: 911 | Out of County: 240-777-0311

SEARCH

Enter an English language keyword to search the 311 web site:
Results will be returned in English language

All Services

Required Inspections and Scheduling for Mechanical Equipment Installation
Normally, two inspections are required, a close-in and a final inspection. Installers may call to schedule or cancel a mechanical inspection. Inspection may also be requested or cancelled from the DPS website. Generally, requests before 12 PM on any given day will result in an inspection on the next business day. Inspection codes for mechanical inspections are as follows: Residential Close-in 008; Residential Final 251; Commercial Close-in 608; Commercial Final 651.
Find more information from the following link(s):
  • Mechanical Permit