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Filing Detail
Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405]:
SEC Accession No. 0000071304-99-000011
Filing Date
1999-03-31
Accepted
1999-03-31 00:00:00
Documents
2
Period of Report
1998-12-31

Document Format Files

Seq Description Document Type Size
1 COMMONWEALTH ENERGY SYSTEM - FORM 10-K 10-K405 291116
2 1998 FINANCIAL DATA SCHEDULE EX-27 2297
  Complete submission text file 0000071304-99-000011.txt   295065
Mailing Address P O BOX 9150 CAMBRIDGE MA 02142-9150
Business Address ONE MAIN ST CAMBRIDGE MA 02142 6172254000
COMMONWEALTH ENERGY SYSTEM (Filer) CIK: 0000071304 (see all company filings)

IRS No.: 041662010 | State of Incorp.: MA | Fiscal Year End: 1231
Type: 10-K405 | Act: 34 | File No.: 001-07316 | Film No.: 99582375
SIC: 4931 Electric & Other Services Combined