A top Senate Democrat is looking to end tax breaks for college donations that parents may be making to universities in an attempt to get their children admitted.

Ron Wyden (D-Ore), ranking minority member of the Senate Finance Committee, said March 13 he plans to introduce a bill that would prohibit donors to colleges to take a tax deduction for those charitable contributions before or during the time a family member is enrolled.

Wyden’s announcement follows the indictments of dozens...