Wisconsin Title V: What you need to know

Governing Law and Regulations

Operating permits: Wisconsin Administrative Code, Department of Natural Resources (NR) 407.01 to 407.16

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Non-Title V operating permits: NR 407.01 and NR 407.105

Title V operating permits: NR 407.01 to 407.16 and 40 CFR 70 Appendix A

Applicability: NR 407.01, NR 407.03, NR 407.04, and NR 407.075

Application content: NR 407.05

Action on applications: NR 407.06 and NR 407.07

Permit flexibility: NR 407.025

Regulatory Agency

Wisconsin Department of Natural Resources (DNR) Division of Air and Waste Bureau of Air Management

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

• Rules. Wisconsin requires all sources of air contaminants to obtain an operating permit. Major sources must obtain a Title V permit. Wisconsin's operating permit program follows the federal program. The U.S. Environmental Protection Agency (EPA) granted full approval to Wisconsin's operating permit program, effective November 30, 2001. EPA has also approved a Title V permitting threshold for greenhouse gas (GHG) emissions that is consistent with the federal requirements. See the national section TITLE V for more information.

Administration and enforcement. The Bureau of Air Management of DNR's Division of Air and Waste administers and enforces the air emissions rules in Wisconsin.

State Requirements


NR 407.01 and NR 407.105

All new and existing nonmajor sources are required to obtain an operating permit, unless exempt. For a copy of DNR's list of permitting exemptions, click here. Additional information about nonmajor source operating permits can be found in the state section AIR ...

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State Requirements

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Wisconsin Title V Resources

Title V Products

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