D (SC 31/2019) v New Zealand Police - [2021] 1 NZLR 213

Criminal law — Sentence — Registration on Child Sex Offender Register — Whether a penalty — Whether available where offences committed before Registration Act came into force but conviction after that date — Sentencing Act 2002 s 6.

Criminal practice and procedure — Anonymisation of judgment — Appeal against registration order — Whether and when judgment to be anonymised — Child Protection (Child Sex Offender Government Agency Registration) Act 2016 s 9(1).

Criminal practice and procedure — Evidence — Fresh evidence on appeal — Evidence updating circumstances of defendant since conviction — Whether admissible in appeal against sentence.

Criminal practice and procedure — Sentence — Process for court to follow in deciding whether to make registration order — Child Protection (Child Sex Offender Government Agency Registration) Act 2016 s 9(1).

Constitutional law — Principle of legality — Supposed retrospective application of statute — Registration on Child Sex Offender Register — Whether available where offences committed before Registration Act came into force but conviction after that date — New Zealand Bill of Rights Act 1990 s 25(g).