End Racial Profiling Act of 2004

End Racial Profiling Act of 2004 - Prohibits any law enforcement agent or agency from engaging in racial profiling. Authorizes the United States or an individual injured by racial profiling to bring a civil action for declaratory or injunctive relief in State court or U.S. district court. Makes proof that the routine or spontaneous investigatory activities of law enforcement agents in a jurisdiction have had a disparate impact on racial, ethnic, or religious minorities prima facie evidence of a violation. Authorizes the court to allow a prevailing plaintiff attorney's fees under specified circumstances.

Directs Federal law enforcement agencies to: (1) cease practices that encourage racial profiling; and (2) maintain policies and procedures to eliminate racial profiling, including the collection of data on routine investigatory activities, procedures for responding meaningfully to complaints alleging racial profiling, and procedures to discipline agents who engage in racial profiling.

Requires that an application by a State, local , or Indian tribal government for funding under the Byrne, Cops on the Beat, or Local Law Enforcement Block Grant program include a certification that such government: (1) maintains adequate policies and procedures designed to eliminate racial profiling; and (2) has ceased any practices that encourage racial profiling.

Authorizes the Attorney General to make grants to States and specified entities to develop and implement best practice devices and systems to ensure the racially neutral administration of justice.