Carry your marine licence with PWC endorsement

Wear a lifejacket and attach engine kill switch

Maintain a proper lookout at all times and travel at a safe speed

Carry a waterproof buoyant torch

Carry an EPIRB if you’re going more than 2 nm off shore

Respect the rules, others, wildlife, environment

We also recommend:
Carrying a phone and PLB so you can call for help, wearing protective clothing and letting someone know before you go.