Section 377 Penal Code criminalizes "carnal knowledge of any man against the order of nature", with a penalty of 2 years up to life imprisonment and a possible corporal punishment of a 100 lashes. (PB)
Islamic law was re-introduced in 1990. "Pakistani civil law punishes those who have gay sex with two years to life in prison, while Islamic law, which also can be enforced legally, calls for up to 100 lashes or death by stoning." (RW/886)
[While it seems unlikely that Section 377 would apply to lesbians, it seems likely that Islamic law would]
"Arrests and trials do not occur … As elsewhere with unenforced sodomy prescriptions, the existence of the law is a threat - a threat conducive to blackmail. While the law is largely irrelevant to life in Pakistan, those acting in its name are not…..Police recurrently take money and/or sex from those they know to be involved in same-sex sex (commercial or not) . (Chapter on Pakistan by Stephen O Murray and Badruddin Khan in "Sociolegal Control of Homosexuality".)