§ 26 O.S. § 26-14-113.2Marking and return of ballot

A. 1. A voter who receives an absentee ballot pursuant to
Section 14-110.1 of this title shall be responsible for marking the
ballot or directing a person chosen by the voter to mark the ballot
in accordance with the provisions of Section 7-123.3 of this title
and as prescribed by the Secretary of the State Election Board;
2. The voter or person chosen by the voter shall seal the
ballot in the plain opaque envelope;
3. The voter shall fill out completely and sign the affidavit
or direct a person chosen by the voter to fill out completely and
sign the voter’s name on the affidavit. The name and address of
residence of the person chosen by the voter shall be printed on the
affidavit;
4. The signature of the voter or person chosen by the voter
shall be witnessed by two persons, who did not sign the affidavit on
behalf of the voter, whose printed names, signatures, and addresses
of residence shall appear on the affidavit; and
5. The voter or person chosen by the voter shall seal the plain
opaque envelope inside the envelope bearing the affidavit and return
both envelopes, sealed inside the return envelope, in the same
manner described in Section 14-108 of this title.
B. No person, except members of absentee voting boards, shall
witness the signature of more than five affidavits of persons who
swear they are physically incapacitated and unable to vote in person
at their precinct on election day. No person who is a candidate for
an office on the ballot or who is related within the third degree of
consanguinity or affinity to a candidate on the ballot may witness
any absentee ballot affidavit.