Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000067716-05-000048
Filing Date
2005-02-23
Accepted
2005-02-23 14:10:33
Documents
7
Period of Report
2004-12-31

Document Format Files

Seq Description Document Type Size
1 MDU RESOURCES GROUP, INC. 2004 10-K mdu10k2004.txt 10-K 425532
2 COMPUTATION OF RATIO OF EARNINGS exh12.txt EX-12 2794
3 SUBSIDIARIES OF MDU RESOURCES GROUP, INC. exh21subslist.txt EX-21 5089
4 INDEPENDENT AUDITORS' CONSENT exh23.txt EX-23 1117
5 SECTION 302 CERTIFICATION OF CEO exh31aceo.txt EX-31.A 3739
6 SECTION 302 CERTIFICATION OF CFO exh31bcfo.txt EX-31.B 3740
7 SECTION 906 CERTIFICATIONS OF CEO AND CFO exh32.txt EX-32 1573
  Complete submission text file 0000067716-05-000048.txt   446049
Mailing Address 918 EAST DIVIDE AVENUE BISMARCK ND 58506-5650
Business Address 918 EAST DIVIDE AVENUE BISMARCK ND 58506-5650 7012227900
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

EIN.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-03480 | Film No.: 05633819
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)