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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000811156-21-000016
Filing Date
2021-02-11
Accepted
2021-02-11 08:20:56
Documents
167
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K cms-20201231.htm   iXBRL 10-K 7618998
2 EX-21.1 cms10-k202012312020_ex211.htm EX-21.1 62194
3 EX-23.1 cms10-k202012312020_ex231.htm EX-23.1 2245
4 EX-23.2 cms10-k202012312020_ex232.htm EX-23.2 2147
5 EX-31.1 cms10-k202012312020_ex311.htm EX-31.1 10022
6 EX-31.2 cms10-k202012312020_ex312.htm EX-31.2 10027
7 EX-31.3 cms10-k202012312020_ex313.htm EX-31.3 10021
8 EX-31.4 cms10-k202012312020_ex314.htm EX-31.4 10022
9 EX-32.1 cms10-k202012312020_ex321.htm EX-32.1 7283
10 EX-32.2 cms10-k202012312020_ex322.htm EX-32.2 7538
16 cms-20201231_g1.jpg GRAPHIC 66234
17 cms-20201231_g2.jpg GRAPHIC 51194
18 cms-20201231_g3.jpg GRAPHIC 127959
19 cms-20201231_g4.jpg GRAPHIC 57083
20 cms-20201231_g5.jpg GRAPHIC 96678
21 cms-20201231_g6.jpg GRAPHIC 56496
22 cms-20201231_g7.jpg GRAPHIC 105602
23 cms-20201231_g8.jpg GRAPHIC 15780
24 cms-20201231_g9.jpg GRAPHIC 129618
25 cms-20201231_g10.jpg GRAPHIC 101489
26 cms-20201231_g11.jpg GRAPHIC 64775
  Complete submission text file 0000811156-21-000016.txt   44016788

Data Files

Seq Description Document Type Size
11 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT cms-20201231.xsd EX-101.SCH 154227
12 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT cms-20201231_cal.xml EX-101.CAL 226954
13 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT cms-20201231_def.xml EX-101.DEF 1486716
14 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT cms-20201231_lab.xml EX-101.LAB 1760120
15 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT cms-20201231_pre.xml EX-101.PRE 1552171
27 EXTRACTED XBRL INSTANCE DOCUMENT cms-20201231_htm.xml XML 12293221
Mailing Address ONE ENERGY PLAZA JACKSON MI 49201
Business Address ONE ENERGY PLAZA JACKSON MI 49201 5177880550
CONSUMERS ENERGY CO (Filer) CIK: 0000201533 (see all company filings)

IRS No.: 380442310 | State of Incorp.: MI | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-05611 | Film No.: 21616853
SIC: 4931 Electric & Other Services Combined

Mailing Address ONE ENERGY PLAZA JACKSON MI 49201
Business Address ONE ENERGY PLAZA JACKSON MI 49201 5177880550
CMS ENERGY CORP (Filer) CIK: 0000811156 (see all company filings)

IRS No.: 382726431 | State of Incorp.: MI | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-09513 | Film No.: 21616854
SIC: 4931 Electric & Other Services Combined