Government of Illinois | |
|---|---|
 | |
| Part of | United States of America |
| Constitution | Constitution of Illinois |
| Legislative branch | |
| Name | Legislature |
| Type | Bicameral |
| Meeting place | Illinois General Assembly |
| Upper house | |
| Name | Senate |
| Presiding officer | Don Harmon, President |
| Lower house | |
| Name | House of Representatives |
| Presiding officer | Emanuel Chris Welch, Speaker |
| Executive branch | |
| Head of state and government | |
| Title | Governor |
| Currently | J. B. Pritzker |
| Appointer | Election |
| Cabinet | |
| Name | Cabinet |
| Leader | Governor |
| Deputy leader | Lieutenant Governor |
| Headquarters | Illinois State Capitol |
| Judicial branch | |
| Name | Judiciary of Illinois |
| Courts | Courts of Illinois |
| Supreme Court of Illinois | |
| Chief judge | Mary Jane Theis |
| Seat | Springfield, Illinois |
The Government of Illinois, under Illinois' Constitution, has three branches of government: Executive, Legislative, and Judicial. The State's executive branch is split into several statewide elected offices, with the Governor as chief executive and head of state, and has numerous departments, agencies, boards and commissions. Legislative functions are granted to the General Assembly, a bicameral body consisting of the 118-member House of Representatives and the 59-member Senate. The judiciary is composed of the Supreme Court of Illinois and lower courts.