SP Bill 2 Session 5 (2019) 2 Railway Policing (Scotland) Bill (2) An RPA is an agreement relating to the policing of a railway or railway property which, in particular, includes provision requiring— (a) the Police Service to police the railway or railway property in accordance with any agreement reached 5 (or determination made) under section 85K, and (b) the railway operator to pay to the Authority such sums as the Authority may charge in respect of the policing which is to be (or has been) provided. (3) The Authority must involve the chief constable in the 10 negotiation of an RPA and the chief constable must provide the Authority with such assistance as it may reasonably require in that regard. (4) Before entering into or varying an RPA under this section, the Authority must obtain the approval of the Scottish 15 Ministers. 85B Acceptable charging under an RPA (1) The charges that the Authority may make under an RPA may— (a) include amounts calculated by reference to 20 expenditure which is incurred, or expected to be incurred, otherwise than directly in connection with the provision of the policing concerned, and (b) take account...