Home·Washington, DC·Commercial MEP

54,734 Commercial MEP permits in Washington, DC

Updated 6h ago via daily refresh. Commercial MEP subset of the 510,600 total Washington, DC permits indexed.

Permits indexed54,734Across Washington, DC
RefreshDailyLast update 2026-05-24 02:00 ET
Cohort classifierLLM-1Field-level DQ flags inline
What this cohort covers

What counts as Commercial MEP in Washington, DC?

Commercial MEP permits cover mechanical, electrical, and plumbing system work on commercial buildings — HVAC installs and replacements, electrical service upgrades, plumbing reroutes, and equipment changeouts. The MEP rollup includes what other systems sometimes split into commercial_hvac / commercial_electrical / commercial_plumbing.

No demo commercial mep permits in the current Washington, DC sample — cohort grid populates from the live API at B1.6+.
FAQ

Frequently asked about commercial mep permits in Washington, DC

How many commercial mep permits are pulled in Washington, DC each year?
54,734 commercial mep permits are currently indexed for Washington, DC. Volume varies year over year; PermitCore tracks both historical totals and current rolling-window activity.
Where can I see the latest commercial mep permits in Washington, DC?
The grid above shows the most recent commercial mep permits in Washington, DC, paginated 25 per page. For programmatic access — filter by cohort, by date range, by contractor — use the PermitCore API or download via the sandbox.
How is the commercial mep data in Washington, DC refreshed?
Washington, DC permit data is refreshed daily from the city's open-data portal. Cohort classification is applied automatically via PermitCore's LLM-1 classifier; field-level data-quality flags surface inline so you can filter for clean rows.
Can I export Washington, DC commercial mep permits?
Yes — the free tier includes 5K rows of CSV export per month. Paid tiers expand to Parquet export, 50K-2M rows, and webhook delivery on new commercial mep permit filings.
Try commercial mep in the free sandbox →View API docsStart free
Custom delivery

Want Commercial MEP in Washington, DC permit data delivered to your CRM or warehouse?

Self-serve API tiers cover most use cases. If you need direct delivery to Salesforce, HubSpot, Snowflake, BigQuery, or a custom warehouse — tell us the shape and we'll scope a path. Replies within one business day.

Opens your mail client. Routes to kian@permitcore.io directly until self-serve onboarding ships.