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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001047469-10-001515
Filing Date
2010-02-26
Accepted
2010-02-26 14:21:25
Documents
58
Period of Report
2009-12-31

Document Format Files

Seq Description Document Type Size
1 10-K a2196632z10-k.htm 10-K 3594106
2 EXHIBIT 12(A) a2196632zex-12_a.htm EX-12.(A) 30412
3 EXHIBIT 12(B) a2196632zex-12_b.htm EX-12.(B) 33646
4 EXHIBIT 21 a2196632zex-21.htm EX-21 11664
5 EXHIBIT 23 a2196632zex-23.htm EX-23 5786
6 EXHIBIT 31(A) a2196632zex-31_a.htm EX-31.(A) 7967
7 EXHIBIT 31(B) a2196632zex-31_b.htm EX-31.(B) 7942
8 EXHIBIT 31(C) a2196632zex-31_c.htm EX-31.(C) 7946
9 EXHIBIT 31(D) a2196632zex-31_d.htm EX-31.(D) 7934
10 EXHIBIT 32(A) a2196632zex-32_a.htm EX-32.(A) 4647
11 EXHIBIT 32(B) a2196632zex-32_b.htm EX-32.(B) 4414
12 EXHIBIT 32(C) a2196632zex-32_c.htm EX-32.(C) 4403
13 EXHIBIT 32(D) a2196632zex-32_d.htm EX-32.(D) 4403
14 EXHIBIT 99(A) a2196632zex-99_a.htm EX-99.(A) 795754
22 G356902MO01I001.JPG g356902mo01i001.jpg GRAPHIC 10977
23 G356902MO01I002.GIF g356902mo01i002.gif GRAPHIC 2874
24 G298914.JPG g298914.jpg GRAPHIC 3252
25 G86557.JPG g86557.jpg GRAPHIC 3816
26 G1013293.JPG g1013293.jpg GRAPHIC 3988
27 G90075.JPG g90075.jpg GRAPHIC 3075
28 G495587.JPG g495587.jpg GRAPHIC 4025
29 G194093.JPG g194093.jpg GRAPHIC 4393
30 filename30.htm COVER 10489
  Complete submission text file 0001047469-10-001515.txt   10792587

Data Files

Seq Description Document Type Size
15 EXHIBIT 101.INS ceg-20091231.xml EX-101.INS 1983581
16 EXHIBIT 101.SCH ceg-20091231.xsd EX-101.SCH 44140
17 EXHIBIT 101.PRE ceg-20091231_pre.xml EX-101.PRE 226788
18 EXHIBIT 101.LAB ceg-20091231_lab.xml EX-101.LAB 613438
19 EXHIBIT 101.CAL ceg-20091231_cal.xml EX-101.CAL 109460
20 EXHIBIT 101.DEF ceg-20091231_def.xml EX-101.DEF 153919
Mailing Address 2 CENTER PLAZA 110 W. FAYETTE STREET BALTIMORE MD 21201
Business Address 2 CENTER PLAZA 110 W. FAYETTE STREET BALTIMORE MD 21201 4104702800
BALTIMORE GAS & ELECTRIC CO (Filer) CIK: 0000009466 (see all company filings)

IRS No.: 520280210 | State of Incorp.: MD | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-01910 | Film No.: 10638140
SIC: 4931 Electric & Other Services Combined

Mailing Address 100 CONSTELLATION WAY BALTIMORE MD 21202
Business Address 100 CONSTELLATION WAY BALTIMORE MD 21202 4104702800
CONSTELLATION ENERGY GROUP INC (Filer) CIK: 0001004440 (see all company filings)

IRS No.: 521964611 | State of Incorp.: MD | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-12869 | Film No.: 10638139
SIC: 4911 Electric Services