'eight-storey building' or 'eight-story building'?

English as a Second Language English Vocabulary, Grammar and Idioms
1

Is this a US/UK English issue: ‘eight-storey building’ vs. ‘eight-story building’ with the latter being American?[YSaerTTEW443543]

TOEIC listening, question-response: Don’t we have to sign in at the front desk?[YSaerTTEW443543]

2

So it seems, Torsten. Americans have a way of simplifying things, don’t they?