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Filing Detail
Form 8-A12B/A - Registration of securities [Section 12(b)]: [Amend]
SEC Accession No. 0000067716-15-000062
Filing Date
2015-05-08
Accepted
2015-05-08 12:21:23
Documents
1

Document Format Files

Seq Description Document Type Size
1 8-A12B/A AMENDMENT NO. 9 form8-aa.htm 8-A12B/A 71955
  Complete submission text file 0000067716-15-000062.txt   73037
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)

IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-A12B/A | Act: 34 | File No.: 001-03480 | Film No.: 15845343
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)