Wisconsin
Currently enforces NEC 2017
NEC Code Adoption in Wisconsin
Wisconsin currently enforces NEC 2017. All electrical installations and modifications must comply with this code edition and any applicable state amendments.
Current Electrical Code Status
Active NEC Edition: 2017
All licensed electricians, contractors, and apprentices working in Wisconsin must maintain current knowledge of NEC 2017 and any state amendments. Many of these amendments address climate, seismic considerations, or local infrastructure requirements not covered by the base NEC.
Electrical Licensing in Wisconsin
Wisconsin electricians must be licensed through Department of Safety and Professional Services (DSPS). All electricians performing electrical work must hold the appropriate license classification for the type of work they perform.
License Types: Registered, Residential Journeyman-Master, Journeyman, Master Continuing Education: 24 hours per varies Reciprocity: Wisconsin has reciprocal licensing agreements with Iowa, Minnesota, Multiple Others. This allows licensed electricians from those states to work in Wisconsin under certain conditions.
Workforce Data
Wisconsin employs approximately 26,000 electricians with a mean hourly wage of $30.44 according to the U.S. Bureau of Labor Statistics. This represents a significant portion of Wisconsin’s skilled trades workforce and reflects the ongoing demand for qualified electrical professionals in the state.
What This Means for Your Calculator
Wisconsin is currently on NEC 2017. While the FieldLab Electrician NEC Calculator bundles NEC 2023 and 2026, the core calculations — voltage drop, wire sizing methodology, conduit fill, and Ohm’s law — work identically across editions. When Wisconsin updates its code, you’ll already have the tables ready to reference.