My supervisor has taken more than £14,000 of the £25,000 I paid into my IVA. Now as my IVA won't be paid off early I am having to remortgage my house when I have emails from the LP saying this wouldn't be enforced as I would have paid off in full befor month 54

My 48th and final IVA payment is Oct 2013, my IP is saying that I have to get a redemeption statement and two valuations on my house. Can I be forced into getting a remortgage as I thought once the IVA was finished that was it? I was originally told that I would be paying back 100p in the £ and tha...