Military Service Integrity Act of 2012 - Revises provisions prohibiting the unauthorized purchase, sale, or use of military medals or decorations.
Repeals a prohibition against knowingly wearing such a medal when not authorized to do so.
Adds the requirement that a person act with the intent of securing a tangible benefit or personal gain to the prohibition against knowingly, falsely, and materially representing oneself as having served in the U.S. Armed Forces or having been awarded any decoration, medal, ribbon, or other device authorized by Congress or pursuant to federal law for the Armed Forces. Defines "tangible benefit or personal gain" to include: (1) a benefit relating to military service provided by the federal government or a state or local government, (2) employment or professional advancement, (3) financial remuneration, (4) an effect on the outcome of a criminal or civil court proceeding, and (5) an impact on one's personal credibility in a political campaign.
Repeals provisions providing for enhanced penalties for offenses involving a Congressional Medal of Honor, a distinguished-service cross, a Navy cross, an Air Force cross, a silver star, or a Purple Heart.