During his career in the
United States House of Representatives, Schulze rose to serve as a-top ranking member on the
House Ways and Means Committee and the senior
Republican member on the Oversight Subcommittee. He also served on the
Armed Services Committee and Banking. He chaired the Republican Study Committee, and was the Republican Whip for Pennsylvania.
Ronald Reagan appointed Schulze to the Presidential Advisory Committee on Federalism. Schulze was one of the "Reagan 13". Schulze also served on the Natural Resources Committee and was a former member of the Migratory Bird Commission.
George H. W. Bush appointed Schulze to serve on the Board of the
National Fish and Wildlife Foundation. He also founded the Congressional Sportsmen's Caucus and Foundation in 1990. Schulze served as Chairman of the
National Prayer Breakfast, and has been a member of the House of Representatives weekly prayer breakfast for over 30 years. ==Post-congressional career==