Permit Dictionary and Glossary
Use this glossary to decode common zoning and permitting language. Each definition is written in plain language and linked throughout the Permitech playbook.
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Type a term, synonym, or keyword.
A
Accessory Building / Accessory Structure
A subordinate structure on the same lot as the principal building, such as a shed or detached garage.
Anchoring / Anchorage
Methods used to secure a structure against wind and movement.
Authority Having Jurisdiction (AHJ)
The local authority that administers and enforces codes for a project address.
B
Building Envelope
The portion of a lot remaining after required setbacks where a structure may be placed.
C
D
E
Easement
A limited right to use another's land for a specific purpose such as utilities, drainage, or access.
F
Floodplain
Land subject to flooding per FEMA maps. Floodplain areas often require additional review.
Footing / Foundation
Subsurface supports that transfer building loads to the soil.
Frost Depth
Minimum depth below grade to place footings to avoid frost heave.
H
Height (Building or Fence)
Vertical measurement per local code, often defined to midpoint or ridge.
I
L
N
Nonconforming
A lawful use or structure that no longer meets current code requirements.
P
Permit
Formal authorization to construct, alter, move, or demolish a structure. It confirms the work meets local code and zoning requirements.
Plat of Survey
A surveyor-prepared drawing that documents lot boundaries, existing structures, and easements.
Principal Building
The building that houses the primary use of the lot.
R
Right of Way (ROW) Permit
Authorization to work in public right of way such as streets, sidewalks, or parkways.
S
Septic System
Onsite wastewater treatment system that includes a tank and drainfield.
Setback / Building Line
The minimum required distance a structure must be from a lot line, street, or easement.
Shed
A small accessory building for storage or hobby use; not intended for dwelling.
Site Plan / Plot Plan
A drawing showing lot lines, structures, setbacks, and proposed work.
Stormwater / Erosion Control
Measures that manage runoff and prevent sediment discharge during construction.
Structure
Anything constructed with a fixed location on the ground.
V
Variance
Relief from a dimensional rule such as a setback due to a documented hardship.
W
Well
Onsite potable water source that may trigger health department review for new construction.
Y
Yard
Open space on the same lot as a building, measured to lot lines (front, side, rear).
Z
Zoning Permit / Certificate of Zoning Compliance
Approval confirming the proposed use and placement meet zoning rules before a building permit is issued.