3. No charge shall be made in respect of any services forming part of the health service provided for an overseas visitor–
(a)at a hospital accident and emergency department, casualty department, or dental or ophthalmic emergency department unless and until he has been accepted as an in-patient at the hospital, for treatment of the condition in respect of which such services are provided; or
(b)otherwise than at, or by staff employed to work at, or under the direction of, a hospital; or
(c)for treatment in respect of a disease listed in Schedule 1; or
(d)at a special clinic for the treatment of sexually transmitted diseases or in respect of a sexually transmitted disease by virtue of a reference from such a clinic, but in the case of services which relate to infection with any Human Immunodeficiency Virus, only to the extent that they consist of a diagnostic test for evidence of infection with any such Virus and counselling associated with that test or its result;
(e)who is detained in a hospital, or received into guardianship, under the Mental Health Act 1983(1) or any other enactment authorising orders for admission to, and detention in, hospital by reason of mental disorder; or
(f)with a view to the improvement of his mental condition where submission to the treatment is, under section 3(1) of the Powers of the Criminal Courts Act 1973(2), included by the Court in a probation order under section 2 of that Act.