The sex trade is deemed illegal in the country due to the declaration of extramarital sex as an immoral activity.
Pakistani prostitutes, thus, operate underground and in spite of the legal difficulties, prostitution in Pakistan is prevalent.
In Karachi, many girls take on the occupation of call-girls independently; however most girls enter into prostitution after coming into contact with a pimp.
The girls share 40%–50% of their income with the pimps.
Municipalities overlooking the sex districts were given the responsibility of collecting taxes and providing health and sanitation services to the brothels.Some cities have red-light districts, but due to illegal status of prostitution, many sex workers work in homes and other private facilities.Cities like Karachi and Lahore are major base of operation for call-girls.Prostitution, especially in brothels, often remains associated with human trafficking as trafficked women are sold into brothels.In 2003, approximately 20,000 minors were engaged in prostitution in Pakistan.