Escort agencies, unlicensed brothels, massage parlours, street workers and two or more sex workers operating from a single premises are considered illegal.
Queensland has 20 licensed and operating brothels: 12 in Brisbane, five on the Gold Coast, one on the Sunshine Coast, one in Toowoomba, and one in Cairns.
Two of the women – those aged 46 and 33 – were charged with participating in the provision of unlawful prostitution and possession of tainted property.
The 52-year-old was charged with carrying on the business of providing unlawful prostitution, having an interest in premises used for prostitution, and two counts each of knowingly participating in the provision of prostitution and possession of tainted property.
The three women were set to appear in Maroochydore Magistrates Court on Sunday afternoon.