Nothing in section 6(3) (extent) of the Magistrates' Courts Act 1957 or in the Summary Jurisdiction (Process) Act 1881 shall be construed as precluding the service in Scotland, with a summons which is so served under the said Act of 1881, of any such notice or statement as is mentioned in subsection (1) of section 1 of the said Act of 1957 (plea of guilty in absence of accused).