The Sex Crimes Bureau is a division of the District Attorney's Office that prosecutes Sex Crimes. They primarily work with the Special Victims Units.
The Sex Crimes Bureaus are located in the four out of the five boroughs including the The Bronx District Attorney's Office (who work with The Bronx SVU), Kings County District Attorney (who works with the Brooklyn SVU, The Manhattan District Attorney's Office (who works with the Manhattan SVU) and The Queens District Attorney's Office (who works with the Queens SVU).