Where an enactment amends an F1Act of Senedd Cymru or a Welsh subordinate instrument by inserting or substituting words or other material, the words or material have effect as part of that Act or instrument.

Where an F1Act of Senedd Cymru or a Welsh subordinate instrument amends an enactment by inserting or substituting words or other material, the words or material have effect as part of that enactment.

See also section 23ZA of the Interpretation Act 1978 (c. 30) for provision about the application of that Act to F2assimilated direct legislation that is amended by an F1Act of Senedd Cymru or a Welsh subordinate instrument (or by certain other legislation).