Illinois drivers pay a state gas tax of 48.3 cents a gallon through Dec. 31, the same rate as before July 1, after lawmakers suspended the automatic inflation increase. The Illinois Department of Revenue says Public Act 104-0468, signed June 16, suspended the scheduled July 1 adjustment for six months. The department’s rate bulletin lists 48.3 cents for gasoline for July 1 through Dec. 31, 2026.
The question for anyone who fills a tank in Illinois is what happens when the six months end. The revenue department has published rates only through Dec. 31 and says nothing about Jan. 1, 2027. The act froze the rate for six months and set no rate beyond that window…