Financings And Capitalization (Tables)

9 Months Ended

Sep. 30, 2017

Major Long-Term Debt Transactions

	Principal  (In Millions)			Interest Rate		Issue/Retirement  Date	Maturity Date
Debt issuances
CMS Energy, parent only
Senior notes		$	350	3.450	%	February 2017	August 2027
Total CMS Energy, parent only		$	350
Consumers
First mortgage bonds		$	350	3.950	%	February 2017	July 2047
First mortgage bonds1			40	3.180		September 2017	September 2032
First mortgage bonds1			125	3.520		September 2017	September 2037
First mortgage bonds1			20	3.860		September 2017	September 2052
Total Consumers		$	535
Total CMS Energy		$	885
Debt retirements
Consumers
First mortgage bonds		$	250	5.150	%	February 2017	February 2017
Senior notes			180	6.875		September 2017	March 2018
Total Consumers		$	430
Total CMS Energy		$	430

1These first mortgage bonds were issued in a September private placement under a bond purchase agreement executed in August. Under the agreement, Consumers will issue an additional $300 million of first mortgage bonds in a second private placement in November, consisting of $60 million of 3.18-percent first mortgage bonds due 2032,  $210 million of 3.52-percent first mortgage bonds due 2037, and $30 million of 3.86-percent first mortgage bonds due 2052.

Revolving Credit Facilities

In Millions
Expiration Date	Amount of Facility			Amount Borrowed			Letters of Credit  Outstanding			Amount Available
CMS Energy, parent only
May 27, 20221,2		$	550		$	-		$	1		$	549
Consumers
May 27, 20222,3		$	650		$	-		$	7		$	643
November 23, 20183			250			-			-			250
September 9, 20193,4			30			-			30			-

1During the nine months ended September 30, 2017, CMS Energy’s average borrowings totaled $28 million with a weighted-average interest rate of 2.02 percent. Obligations under this facility are secured by Consumers common stock.

2In May 2017, the expiration date of this revolving credit agreement was extended from May 2021 to May 2022.

3Obligations under this facility are secured by first mortgage bonds of Consumers.

4In June 2017, the expiration date of this letter of credit reimbursement agreement was extended from May 2018 to September 2019.

Issuance Of Common Stock

	Number of  Shares Issued	Average  Price per Share			Net Proceeds  (In Millions)
June 2017	1,494,371		$	47.31		$	70

Consumers Energy Company [Member]

Major Long-Term Debt Transactions

	Principal  (In Millions)			Interest Rate		Issue/Retirement  Date	Maturity Date
Debt issuances
CMS Energy, parent only
Senior notes		$	350	3.450	%	February 2017	August 2027
Total CMS Energy, parent only		$	350
Consumers
First mortgage bonds		$	350	3.950	%	February 2017	July 2047
First mortgage bonds1			40	3.180		September 2017	September 2032
First mortgage bonds1			125	3.520		September 2017	September 2037
First mortgage bonds1			20	3.860		September 2017	September 2052
Total Consumers		$	535
Total CMS Energy		$	885
Debt retirements
Consumers
First mortgage bonds		$	250	5.150	%	February 2017	February 2017
Senior notes			180	6.875		September 2017	March 2018
Total Consumers		$	430
Total CMS Energy		$	430

1These first mortgage bonds were issued in a September private placement under a bond purchase agreement executed in August. Under the agreement, Consumers will issue an additional $300 million of first mortgage bonds in a second private placement in November, consisting of $60 million of 3.18-percent first mortgage bonds due 2032,  $210 million of 3.52-percent first mortgage bonds due 2037, and $30 million of 3.86-percent first mortgage bonds due 2052.

Revolving Credit Facilities

In Millions
Expiration Date	Amount of Facility			Amount Borrowed			Letters of Credit  Outstanding			Amount Available
CMS Energy, parent only
May 27, 20221,2		$	550		$	-		$	1		$	549
Consumers
May 27, 20222,3		$	650		$	-		$	7		$	643
November 23, 20183			250			-			-			250
September 9, 20193,4			30			-			30			-

1During the nine months ended September 30, 2017, CMS Energy’s average borrowings totaled $28 million with a weighted-average interest rate of 2.02 percent. Obligations under this facility are secured by Consumers common stock.

2In May 2017, the expiration date of this revolving credit agreement was extended from May 2021 to May 2022.

3Obligations under this facility are secured by first mortgage bonds of Consumers.

4In June 2017, the expiration date of this letter of credit reimbursement agreement was extended from May 2018 to September 2019.