<SEC-DOCUMENT>0001104659-19-000048-index.html : 20190102
<SEC-HEADER>0001104659-19-000048.hdr.sgml : 20190102
<ACCEPTANCE-DATETIME>20190102094529
ACCESSION NUMBER:		0001104659-19-000048
CONFORMED SUBMISSION TYPE:	S-8 POS
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20190102
DATE AS OF CHANGE:		20190102
EFFECTIVENESS DATE:		20190102

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MDU RESOURCES GROUP INC
		CENTRAL INDEX KEY:			0000067716
		STANDARD INDUSTRIAL CLASSIFICATION:	MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
		IRS NUMBER:				410423660
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8 POS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-212635
		FILM NUMBER:		19500314

	BUSINESS ADDRESS:	
		STREET 1:		1200 WEST CENTURY AVENUE
		CITY:			BISMARCK
		STATE:			ND
		ZIP:			58503
		BUSINESS PHONE:		701-530-1059

	MAIL ADDRESS:	
		STREET 1:		1200 WEST CENTURY AVENUE
		CITY:			BISMARCK
		STATE:			ND
		ZIP:			58503

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MONTANA DAKOTA UTILITIES CO
		DATE OF NAME CHANGE:	19850429
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8 POS
<SEQUENCE>1
<FILENAME>a18-41510_3s8pos.htm
<DESCRIPTION>S-8 POS
<TEXT>
Document 1 - file: a18-41510_3s8pos.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5
<SEQUENCE>2
<FILENAME>a18-41510_3ex5.htm
<DESCRIPTION>EX-5
<TEXT>
Document 2 - file: a18-41510_3ex5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.(A)
<SEQUENCE>3
<FILENAME>a18-41510_3ex23da.htm
<DESCRIPTION>EX-23.(A)
<TEXT>
Document 3 - file: a18-41510_3ex23da.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.(B)
<SEQUENCE>4
<FILENAME>a18-41510_3ex23db.htm
<DESCRIPTION>EX-23.(B)
<TEXT>
Document 4 - file: a18-41510_3ex23db.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g415103kki001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g415103kki001.jpg

</DOCUMENT>
</SEC-DOCUMENT>