New Zealand do not fuck about with sun safety.
Except we were kicking the can with sun screen regulation until 2022.
https://comcom.govt.nz/business/your-obligations-as-a-business/product-safety-standards/sunscreen
https://www.legislation.govt.nz/act/public/2022/0004/latest/whole.html
Until this law, sun screen lotion didn't have to prove that they actually provided the SPF that they claimed.