(1) In certain instances electors may designate the address to which their ballot is to be mailed. These instances include:

(a) electors who will be absent from their place of residence during the conduct of the election; and

(b) if applicable, electors who are not registered but are otherwise entitled to vote in that election and who do not wish to appear and vote in person.

(2) In these cases, and after complying with the requirements of law, the elector may designate the address to which his ballot is to be mailed by completing an absentee request as provided in Title 13, chapter 13, part 2, MCA, until noon the day before ballots are scheduled to be mailed.