Minnesota Mobile Sources regulations & environmental compliance analysis

Minnesota Mobile Sources: What you need to know

Governing Law and Regulations

Automobile emissions standards: MR 7023.0105

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Antitampering requirements: MR 7023.0120

Employer trip reduction and commuting: 42 USC 7511a(d)(1)(B)

Nonroad engine standards: MR 7023.0110

Regulatory Agency

Minnesota Pollution Control Agency (MPCA)

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. There are many mobile source regulatory requirements implemented nationally by the U.S. Environmental Protection Agency (EPA) that impact mobile sources in Minnesota. In addition, the state has established additional programs to implement optional federal programs and state-specific requirements to control mobile source emissions and make progress toward attainment of all the national ambient air quality standards.

Administration and enforcement. MPCA is primarily responsible for the administration and enforcement of the mobile source requirements being implemented in Minnesota.

State Requirements

AUTOMOBILE EMISSIONS STANDARDS

MR 7023.0105

No person may allow the emission of visible air contaminants from a motor vehicle, other than one powered by a diesel engine, for more than 10 consecutive seconds. Diesel engine vehicles must not emit visible air contaminants in excess of the following limits:

  • 20 percent opacity for more than 20 consecutive seconds if the engine was manufactured before January 1, 1973
  • 10 percent opacity for more than 20 consecutive seconds if the engine was manufactured after January 1, 1973

Exception. The visible emissions standards do not apply to two-cycle internal combustion engines.

Antitampering Requirements

MR 7023.0120

No person is allowed to remove, ...


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Minnesota Mobile Sources Resources

Type Title
Forms Stage II System Decommissioning Notification Form
See all Mobile Sources Resources