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Municipality
Name
Category
Type
Effective Date
Montgomery (County)
Tiny House as ADU
Zoning Code
ADU
12/31/2019
Statewide
Residential Building Code – 2018 IRC and Appendix Q
Building Code
IRC
01/01/2023
THIA will be constantly updating the legislation data. Check back often. Suggest A Correction if you are aware of any missing or incorrect information. AND keep scrolling to learn more about getting guidance.
Key
Category
Building Code — Legislation that speaks to how to construct a tiny house.
Zoning Code — Legislation that speaks to how the lot will be used.
Type
ADU — Accessory Dwelling Unit
DMV — Division of Motor Vehicles
IB — Industrialized Buildings
IRC — International Residential Code
PUD — Planned Unit Development
RV — Recreational Vehicle
SF — Single Family Dwelling
T — Transitional Housing
UDO — Unified Development Ordinance