Any other provision of this constitution with regard to "qualifications of electors" notwithstanding, every citizen of the United States who shall be otherwise qualified and shall have resided in this state not less than three months next preceding the election at which he offers to vote, and in the county or precinct such time as may be prescribed by law, shall be qualified to vote at all elections; provided, that the general assembly may by law extend to citizens of the United States who have resided in this state less than three months, the right to vote for presidential and vice presidential electors, United States senators, and United States representatives.
Any person who otherwise meets the requirements of law for voting in this state shall not be denied the right to vote in an election because of residence on land situated within this state that is under the jurisdiction of the United States.