Unless a patient has been adjudicated incompetent, no patient may be denied the right to:
(1) dispose of property, real and personal;
(2) execute instruments;
(3) make purchases;
(4) enter into contractual relationships;
(5) hold a driver's license;
(6) marry or divorce;
(7) be a qualified elector if otherwise qualified. The county board of voter registration in counties with department facilities reasonably shall assist patients who express a desire to vote to:
(a) obtain voter registration forms, applications for absentee ballots, and absentee ballots;
(b) comply with other requirements which are prerequisite for voting;
(c) vote by absentee ballot if necessary.
1991 Act No. 127, Section 1.