The regulatory system or regulation system was an English language term for a specific type of control system for prostitution that was used in a number of European nations between the early 19th cent
Josephine Butler in 1851, portrait by George Richmond. Josephine Butler was the founder of the international movement against the Regulation System.
Albertine at the Police Doctor's Waiting Room, by Christian Krohg, 1886–1887 The Regulation System was introduced in Norway on the municipal level rather than on national level. The background was a new regulation in the public health care, Sunnhetsloven of 1860, that made it compulsory for the municipal authorities to prevent the spread of sexual disease. While this law did not in itself refer to prostitutes, it was used by the municipal authorities in the three biggest cities in Norway - Oslo, Bergen and