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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000067716-06-000133
Filing Date
2006-08-04
Accepted
2006-08-04 11:01:49
Documents
11
Period of Report
2006-06-30

Document Format Files

Seq Description Document Type Size
1 MDU 2ND QTR 2006 10-Q mdu2ndqtr10q.htm 10-Q 1901986
2 MDU RESOURCES' AMENDED BYLAWS bylaws.htm EX-3 106756
3 CENTENNIAL'S AMENDED AND RESTATED MASTER SHELF AGREEMENT mastershelfagr.htm EX-4.A 122919
4 MDU RESOURCES' AMENDED CREDIT AGREEMENT creditagr.htm EX-4.B 35684
5 CERTIFICATE OF ADJUSTMENT TO PURCHASE PRICE & REDEMPTION PRICE adjpurprice.htm EX-4.C 11028
6 DIRECTORS' COMPENSATION POLICY directorscomppol.htm EX-10.A 28929
7 SUPPLEMENTAL INCOME SECURITY PLAN sisp.htm EX-10.B 244821
8 COMPUTATION OF RATIO OF EARNINGS compratio.htm EX-12 65179
9 CEO CERTIFICATION - SECTION 302 ceocert.htm EX-31.A 13175
10 CFO CERTIFICATION cfocert.htm EX-31.B 13413
11 CEO & CFO CERTIFICATION TO SECTION 906 ceocfocert.htm EX-32 9132
  Complete submission text file 0000067716-06-000133.txt   2554557
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58506-5650
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58506-5650 701-530-1013
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-03480 | Film No.: 061004320
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)