Government Settlement Transparency and Reform Act - Amends the Internal Revenue Code to expand provisions relating to the nondeductibility of fines and penalties, to prohibit a tax deduction for any amount paid or incurred to any governmental entity relating to the violation of any law or the investigation or inquiry into a potential violation of law. Exempts from such prohibition: (1) restitution or amounts paid to come into compliance with any law that was violated or otherwise involved in the investigation or inquiry, (2) amounts paid pursuant to a court order in a suit in which the governmental entity was not a party, and (3) amounts paid or incurred as taxes due. Imposes new reporting requirements on governmental entities relating to amounts paid as fines or for restitution.