§ 26 O.S. § 26-14-112.1Materials to accompany ballot

Said ballots must be accompanied by:
1. A plain opaque envelope in which voted ballots must be
placed by the voter;
2. An envelope bearing an affidavit stating that the voter is
qualified to vote, that he has personally marked the ballots or has
directed a person chosen by the voter to mark the ballots in
accordance with the provisions of Section 7-123.3 of this title; and
3. A return envelope addressed to the secretary of the county
election board.