Stearns is investigating whether taxes are used to fund abortions through Planned Parenthood in his role as chairman of the Oversight and Investigations Subcommittee, which is under the umbrella of the House Energy and Commerce Committee.
I sin rolle som styreformann for underkomiteen til Oversight and Investigations (tilsyn og undersøkelser) som er underordnet House Energy and Commerse-komiteen (energi og handel), undersøker Stearn om skatter har blitt brukt til å støtte aborter gjennom Planned Parenthood.