EDGAR Filing Documents for 0000067716-07-000045

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:

SEC Accession No. 0000067716-07-000045

Filing Date

2007-02-21

Accepted

2007-02-21 13:11:13

Documents

Period of Report

2006-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	MDU RESOURCES 2006 10-K	mdu200610k.htm	10-K	4782043
2	1992 KESOP	kesop.htm	EX-10.A	101633
3	SUPPLEMENTAL INCOME SECURITY PLAN	sisp.htm	EX-10.B	195230
4	DIRECTOR COMPENSATION POLICY	dircomppolicy.htm	EX-10.C	30791
5	NON-EMPLOYEE DIRECTOR STOCK COMPENSATION PLAN	nonempdirstockcomp.htm	EX-10.E	41127
6	1997 NON-EMPLOYEE DIRECTOR LONG-TERM INCENTIVE PLAN	nonemp1997longterm.htm	EX-10.F	103937
7	JOHN HARP CHANGE OF CONTROL	harpchangecontrol.htm	EX-10.P	97861
8	1998 OPTION AWARD PROGRAM	optionawardprogram.htm	EX-10.Q	77958
9	GROUP GENIUS INNOVATION PLAN	groupgenius.htm	EX-10.R	130782
10	LONG TERM PERFORMANCE PLAN	longtermperfplan.htm	EX-10.Y	135576
11	JOHN HARP'S SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN	supexretplanharp.htm	EX-10.AG	13420
12	JOHN HARP EMPLOYMENT LETTER	harpempletter.htm	EX-10.AH	18706
13	PERFORMANCE SHARE AWARD AGREEMENT	perfshareawardagr.htm	EX-10.AI	57019
14	COMPUTATION OF RATIO OF EARNINGS	compofratio.htm	EX-12	99121
15	SUBSIDIARIES OF MDU RESOURCES	subsidiaries.htm	EX-21	79217
16	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM	consetofacctgfirm.htm	EX-23	4113
17	CERTIFICATION OF CEO - SECTION 302	certofceo.htm	EX-31.A	13004
18	CERTIFICATION OF CFO - SECTION 302	certofcfo.htm	EX-31.B	13371
19	CERTIFICATION OF CEO &AMP; CFO - SECTION 906	certofceoandcfo906.htm	EX-32	9417
	Complete submission text file	0000067716-07-000045.txt		6005861

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)