This had its first reading - a formal 'I'd like to introduce this bill' process with no vote or debate - in the House of Lords in June.
It seeks to criminalise publishing or distributing ads for brothels or the services of a prostitute. The punishment would be a fine.
It's not a government bill, and was introduced by Baroness Howe* on behalf of Lord McColl of Dulwich.** As a private bill, its chances of becoming law are not great, but...
services.parliament.uk/bills/2015-16/advertisingofprostitutionprohibition.html
* At one point, if there was a significant quango, she was on it. At one of the meetings around an attempt to criminalise clients a few years ago, I tried to explain to her - the wife of former Tory minister Geoffrey Howe - that some people chose to do sex work and just perhaps their choice should be respected...
** Tory surgeon. Against human trafficking and presumably (wrongly) thinks this will help.