EDGAR Filing Documents for 0000067716-14-000101

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:

SEC Accession No. 0000067716-14-000101

Filing Date

2014-08-08

Accepted

2014-08-08 10:06:41

Documents

Period of Report

2014-06-30

Document Format Files

Seq	Description	Document	Type	Size
1	10-Q	mdu-6x30x2014form10xq.htm	10-Q	1795312
2	SECOND AMENDMENT TO CREDIT AGREEMENT	mdu-630201410qexhibit4a.htm	EX-4.(A)	176138
3	CEHI CREDIT AGREEMENT	mdu-630201410qexhibit4b.htm	EX-4.(B)	1419119
4	INSTRUMENT OF AMENDMENT TO 401 (K) RETIREMENT PLAN	mdu-630201410qexhibit10a.htm	EX-10.(A)	40926
5	DIRECTOR COMPENSATION POLICY	mdu-630201410qexhibit10b.htm	EX-10.(B)	32837
6	SECTION 16 OFFICERS AND DIRECTORS	mdu-630201410qexhibit10c.htm	EX-10.(C)	32049
7	COMPUTATION OF RATIO OF EARNINGS	mdu-6302014q2ex12.htm	EX-12	36928
8	CERTIFICATION OF CEO - SEC 302 SOX ACT 2002	mdu-6302014q2ex31a.htm	EX-31.(A)	9795
9	CERTIFICATION OF CFO - SEC 302 SOX ACT 2002	mdu-6302014q2ex31b.htm	EX-31.(B)	9218
10	CERTIFICATION OF CEO AND CFO - 18 USC SEC 1350 - SEC 906 SOX 2002	mdu-6302014q2ex32.htm	EX-32	6445
11	MINE SAFETY DISCLOSURES	mdu-6302014q2ex95.htm	EX-95	114099
	Complete submission text file	0000067716-14-000101.txt		14172161

Data Files

Seq	Description	Document	Type	Size
12	XBRL INSTANCE DOCUMENT	mdu-20140630.xml	EX-101.INS	2408343
13	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	mdu-20140630.xsd	EX-101.SCH	60907
14	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	mdu-20140630_cal.xml	EX-101.CAL	95894
15	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT	mdu-20140630_def.xml	EX-101.DEF	327740
16	XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT	mdu-20140630_lab.xml	EX-101.LAB	776705
17	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	mdu-20140630_pre.xml	EX-101.PRE	417819

Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503

Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059

MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)