I require a GST Receipt for my school or group booking? GST Receipts are produced once the trip has been paid for and taken place, you will need to contact us here so we can provide you with this. Related articles How do I contact your Customer Services team? Where can I get your ABN number? How do I make payment by EFT for my school/group booking? I require a pro-forma invoice to complete payment for my booking? Can I host an event at SEA LIFE Sydney?