SEMCO Energy Gas Company MPSC Approved Rate Books

Michigan Public Service Commission approved rate schedules, rules, regulations, and standard forms governing the distribution and sale of natural gas by utilities operating in Michigan.

Semco Energy Gas Company

Rate Book Source: Michigan Public Service Commission Rate Book Files

Rate sheets filed by utilities pursuant to a Commission Order are generally due within 30 days of the order date and posted to the website after MPSC staff review.

Current Rate Book - MPSC #01

• Complete Rate Book - MPSC #1
  Sheets A-1.00 through Standard Forms Index

Current Rate Book - MPSC #01 (in smaller files)

• Sections A-1.00 through C
  Index, Territory Served, Administrative Rules Index, Controlled Service, Curtailment, Metering, GCR Clause, CAP, Rider MRP
• Sections D-1.00 through the End
  GCR Factors, Rate Schedules, Transportation, Customer Choice, Standard Forms Index

Cancelled Rate Sheets from MPSC #01

• Sections A through C
  Sheets A-1.00 through C
• Sections D through End
  Sheets D-1.00 through End

Cancelled Rate Book and Sheets from MPSC #2

• Complete Rate Book - MPSC #2
  Sheets A-1.00 through Standard Forms Index

Cancelled Rate Book and Sheets from MPSC #2 (in smaller files)

• Sections A-1.00 through C
  Index, Territory Served, Administrative Rules Index, Controlled Service, Curtailment, Metering, GCR Clause, CAP
• Sections D-1.00 through the End
  GCR Factors, Rate Schedules, Transportation, Customer Choice, Standard Forms Index

Cancelled Rate Sheets from MPSC #2

• Sections A through C
  Sheets A-1.00 through C
• Sections D through End
  Sheets D-1.00 through End 3 MB

Cancelled Rate Book and Sheets from MPSC #1

• Complete Retired Rate Book - MPSC #1
  Sheets A-1.00 through Standard Forms

Cancelled Rate Book and Sheets from MPSC #1 (in smaller files)

• Sections A and B
  Index, Technical Standards, Curtailment, CAP
• Sections C through the End
  Billing Practices, GCR Factors, Rate Schedules, Transportation, Standard Forms

Cancelled Rate Sheets from MPSC #1

• Sheets A-1.00 through A-19.00
• Sheets A-20.00 through End

Peninsular Gas Company Cancelled Rate Book
SEMCO Energy Gas Company - MPSC Division purchased Peninsular Gas Company Effective June 1, 2005.

Semco Energy Gas Company - Battle Creek Division Cancelled Rate Book
SEMCO Energy Gas Company - MPSC Division and SEMCO Energy Gas Company - Battle Creek Division merged into SEMCO Energy Gas Company Effective January 6, 2011.

As the current rate book is revised, content is occasionally shifted to different pages within the rate book. Therefore, cancelled rate sheet page numbers may not correspond to current rate book page numbers.

• Contact MPSCTARIFF@michigan.gov for further information.
• For FERC-approved books, see Gas Tariff Books page.
• Rate Books may not yet reflect GCR Factors that are pending MPSC approval.
• Rate Books may not yet reflect changes approved by recent MPSC orders. See MPSC Gas Orders page for orders issued in past few months. To search for proposed Rate Book changes that are not yet approved, search MPSC Case Index under utility name (in quotes) using keywords such as rate, gas, tariff, and rule.
• Rate Books include requirements based on MPSC administrative rules. See also Administrative Rules and Guidelines.