If it's the firm's card and they are responsible for paying the bill, then I think you will be ok.
One of the professionals will advise further.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk
Jan is correct as usual. The corporate card is not your debt to repay so will have no bearing on your IVA. If you are obliged to pay the card and reclaim expenses it may be worth advising your IP of this in case they ask to see bank statements and see the money going in and out.