# 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)

EIN.: 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)

EIN.: 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