Looks like as Stu predicted New Zealand have extended their copyright term from 50 years to 70 years after an Author's death.

This means that Tolkien's works enter Public Domain in New Zealand at the end of 2043, same as the UK.

Before this was agreed Tolkien's works would have been in the Public Domain at the end of 2023 in New Zealand.

http://norightturn.blogspot.com/2021/ ... neaky-copyright-deal.html