Zoning › Delaware

Delaware Zoning

Statewide-code state · 1 cities profiled · IBC Local adoption.

Overview

Preemption classification
Tier F — Local control

No meaningful preemption. Strong home rule tradition.

Governance
Statewide

Building and zoning code adoption is mandated at the state level.

Adopted building codes

Not statewide

IBC
Local adoption
IRC
2018
NEC
2020
IFC
Local
IECC (Residential)
2018
IECC (Commercial)
ASHRAE 90.1-2016
City-level IBC adoptions (1)
CityIBCAmendment notes
Wilmington2018
View building-code adoption for Delaware →
4 of 5 codes adopted (IBC, IRC, IECC, NEC)

Profiled counties

New Castle County1 city

Cities

Showing 1 of 1
CityPopulationCodeStatusIssues
Wilmington—Wilmington City Code Chapter 48 (ZONING) · 18 districtsV2 ✓retrieval:municode-403-cloudflareretrieval:wilmingtonde.gov-akamai-403data:dimensional-values-from-zoning-standards-summary-pdf-2019data:waterfront-district-height-w1-w2-not-stated-in-pdf

Research status

Data quality

100%completeness1 confirmed