Big Ten commissioner Jim Delany received a contract extension in 2011 that was never announced publicly, the league confirmed to ESPN.com on Monday.
Indianapolis has prevailed in the campaign to become the permanent host of the new Big Ten football championship game.
The Big Ten announced Sunday that it will no longer actively pursue expansion after a 12-month study period.
Big Ten presidents and chancellors took no formal action on expansion Sunday at their annual spring meeting, but they acknowledged that their timetable to explore the topic could be impacted by what happens elsewhere.
The Big Ten Conference will explore the possibility of expansion in the next 12 to 18 months, according to a statement the league will release at 4 p.m. ET Tuesday.