Overview
Preemption classification
Tier F — Local control
Unique case — no state above it. DC Council acts as both 'state' and 'local.' Federal height limits apply. Not directly comparable to state preemption.
Governance
Other
Adopted building codes
District-wide
City-level IBC adoptions (1)
| City | IBC | Amendment notes |
|---|---|---|
| Washington | 2015 |
View building-code adoption for District of Columbia →
5 of 5 codes adopted (IBC, IRC, IECC, IFC, NEC)
Cities
Showing 1 of 1
| City | Population | Code | Status | Issues |
|---|---|---|---|---|
| Washington | — | — | V1 Legacy | schema:v1-legacypriority:lowdata:gaps-present |
Research status
Data quality
0%completeness1 not found