This is very hard in reality though especially on goods from abroad; your NIE has to be on the invoice officially (which companies like BA do not do for you an

This is very hard in reality though especially on goods from abroad; your NIE has to be on the invoice officially (which companies like BA do not do for you and I flew with them a lot for business) and while this is not strictly enforced, I got slapped many times on valid business purchases. The gestor told me to just deduct 75% of the deductible vat to not get onto the radar. Ugh.