§ 26 O.S. § 26-12-108Dates

A. Such proclamation shall contain the following facts:
1. A filing period of three (3) days, on a Monday, Tuesday and
Wednesday not less than ten (10) days from the date of such
proclamation;
2. The date of the Special Primary Election, not less than
thirty (30) days after the close of the filing period;
3. The date of the Special Runoff Primary Election, not less
than twenty (20) days after the date of the Special Primary
Election;
4. The date of the Special General Election, not less than
twenty (20) days after the date of the Special Runoff Primary
Election; and
5.
a.
In the event a Special Primary Election is not
necessary, the Special General Election shall be moved
to the date of the Special Primary Election.
b.
In the event a Special Primary Election is held, but a
Special Runoff Primary Election is not necessary, the
Special General Election shall be moved to the date of
the Special Runoff Primary Election.
B. The election dates contained in the proclamation shall be
limited to the election dates provided in Section 3-101 of this
title.
C. Should such a vacancy occur in an even-numbered year, when a
special election is required, the proclamation must contain dates
that are the same as are required by law for the regular filing
period, Primary Election, Runoff Primary Election and General
Election, if practicable.