Originally Posted by
beergut
Air Travel does attract VAT but it's zero rated.
They'd be legally obliged to give an invoice (not receipt which is just a record of payment) to another VAT registered business.
Not according to
HMRC. 5.6 Do I always have to issue an invoice: No. You don’t have to issue a VAT invoice to a registered person if: your invoice is only for exempt or zero rated sales within the UK