Liberty Bill Act - Amends Federal law to mandate that (1) the design of the reverse side of the lowest denomination of Federal reserve notes ($1) shall incorporate the preamble to the Constitution of the United States, a list describing the Articles of the Constitution, and a list describing the Amendments to the Constitution. and (2) the reverse side of $1 Federal reserve notes shall feature, in specified format, the preamble to the Constitution, and lists describing the Articles and Amendments of the Constitution.