The amendment made by section 42 applies in relation to an appeal under Part 1 of the Criminal Appeal Act 1968 (c. 19) if the reference by the Criminal Cases Review Commission is made on or after the date on which that section comes into force.

The amendment made by section 43 applies in relation to an appeal under Part 1 of the Criminal Appeal (Northern Ireland) Act 1980 (c. 47) if the reference by the Criminal Cases Review Commission is made on or after the date on which that section comes into force.