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Filings for
IOWA PUBLIC SERVICE COMPANY
(South Dakota (US))
18 May 2017
Generic Amendment
17 Aug 1992
Generic Amendment
18 Aug 1987
Statement of Change
4 Jun 1979
Generic Amendment
22 Feb 1977
Generic Amendment
11 Feb 1977
Generic Amendment
12 May 1975
Generic Amendment
2 May 1973
Generic Amendment
30 Apr 1971
Generic Amendment
30 Oct 1970
Generic Amendment
22 Oct 1969
Generic Amendment
6 May 1966
Statement of Change
6 Aug 1965
Generic Amendment
4 Jun 1958
Generic Amendment
6 Dec 1954
Generic Amendment
29 May 1950
Generic Amendment
22 Dec 1949
Generic Amendment