Senators shall be elected from districts in each group of legislative districts on the dates and for terms as follows:
First group - 2022 and 2026 for 4 years each, and in 2030 for 2 years;
Second group - 2022 for 4 years, 2026 for 2 years, and in 2028 for 4 years; and
Third group - 2022 for 2 years, and in 2024 and 2028 for 4 years each.
All 59 Senators, one from each of the 59 districts, shall be elected at the first general election of representatives next occurring after each decennial redistricting.
10 ILCS 5/29C-10