Section 15(1) in The M.P. Foreigners (Arrest and Conditions of Detention or Confinement) Order, 1974
(1)Except when otherwise directed by Government internees in Class 1 shall ordinarily be permitted to write four and receive eight letters per week and those in class II to write two and receive four letters per week for which purpose they may be supplied at the cost of the Government with the writing materials strictly necessary for this purpose. Each letter written by an internee shall be written on a postcard supplied by the Superintendent or on the lines and on one side of a quarter sheet of foolscap ruled form (appended hereto supplied by the Superintendent) and shall not exceed three such sheets. Not more than one letter shall be enclosed in the one envelop except with the special permission of the Superintendent. The cost of postage on all correspondence shall be borne by the internee.
