Originally Posted by
Ldnn1
Not entirely sure about that interpretation, it’s messy wording so looks potentially arguable. But in any case, for future reference OP and others, you can definitely use your Amex Plat (rather than BA Amex) to pay for a 241 booking.
Doesn't really seem messy to me - the key bit "Your consumer and small business cards issued by American Express in the UK" clearly envisages multiple cards and makes no mention of any of these needing to be Platinum cards. Any such restriction would have to be clearly stated to be effective.