Transparent Markets Act of 2009

Transparent Markets Act of 2009 - Amends the Internal Revenue Code to impose an excise tax on over-the-counter derivative transactions. Sets the rate of such tax at 0.25% of the fair market value of the underlying property with respect to, or the notional principal amount of, the derivative financial instrument involved in such transactions. Defines "derivative financial instrument" as any option, forward contract, short position, notional principal contract, credit default swap, or similar financial instrument in any share of corporate stock, interest in a widely held or publicly traded partnership or trust, debt instrument, commodity which is actively traded, foreign currency, or specified index.