285. Trial by United Kingdom courts.

The restriction1 on trial by United Kingdom courts2 where the offender is connected with a visiting force3 does not preclude the trial of a person by such a court if, as regards England or Wales, the Director of Public Prosecutions4 certifies either before or in the course of the trial that the appropriate authority5 of the sending country6 has notified him that it is not proposed to deal with the case under the law of that country7. Furthermore, unless objection has already been made that by reason of that restriction the court is not competent to deal with the