CMS Energy Corporation Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating Revenue	$ 2,374	$ 2,013
Operating Expenses
Fuel for electric generation	167	138
Purchased power – related parties	17	18
Maintenance and other operating expenses	334	311
Depreciation and amortization	345	338
General taxes	132	122
Total operating expenses	1,918	1,583
Operating Income	456	430
Other Income (Expense)
Interest income	1	1
Allowance for equity funds used during construction	2	1
Income from equity method investees	0	2
Non-operating retirement benefits, net	48	41
Other income	1	1
Other expense	(4)	(2)
Total other income	48	44
Interest Charges
Interest on long-term debt	121	119
Interest expense – related parties	3	3
Other interest expense	1	3
Allowance for borrowed funds used during construction	(1)	(1)
Total interest charges	124	124
Income Before Income Taxes	380	350
Income Tax Expense	39	42
Income From Continuing Operations	341	308
Income From Discontinued Operations, Net of Tax of $1 and $9	4	34
Net Income	345	342
Loss Attributable to Noncontrolling Interests	(8)	(7)
Net Income Attributable to CMS Energy	353	349
Preferred Stock Dividends	2	0
Net Income Available to Common Stockholders	$ 351	$ 349
Basic Earnings Per Average Common Share
Basic earnings per average common share, income from continuing operations per average common share available to common stockholders (in dollars per share)	$ 1.20	$ 1.09
Basic earnings per average common share, income from discontinued operations per average common share available to common stockholders (in dollars per share)	0.01	0.12
Basic earnings per average common share (in dollars per share)	1.21	1.21
Diluted Earnings Per Average Common Share
Diluted earnings per average common share, income from continuing operations per average common share available to common stockholders (in dollars per share)	1.20	1.09
Diluted earnings per average common share, income from discontinued operations per average common share available to common stockholders (in dollars per share)	0.01	0.12
Diluted earnings per average common share (in dollars per share)	$ 1.21	$ 1.21
Purchased and interchange power
Operating Expenses
Cost of goods and services sold	$ 455	$ 377
Cost of gas sold
Operating Expenses
Cost of goods and services sold	$ 468	$ 279