Section 38 Exemption of Postmaster-General from stamp duty

Every deed, instrument, money order, bill, cheque, receipt, or other document, made or executed for the purpose of the Post Office by, to, or with, His Majesty or any officer of the Post Office, shall be exempt from any stamp duty imposed by any Act, past or future, except where that duty is declared by the document, or by some memorandum endorsed thereon, to be payable by some person other than the Postmaster-General, and except so far as any future Act specifically charges the duty.