A person is not eligible to be elected or appointed to office as a Legislator unless the person:
1. Is a qualified elector;
2. Has been an actual, as opposed to constructive, citizen resident of this State for 1 year next preceding the person’s election or appointment;
3. At the time of election or appointment, has attained the age of 21 years;
4. Is registered to vote in the district the office represents; and
5. Meets all other qualifications for the office as required by the Constitution and laws of this State.