I believe that student loans can no longer be included in an IVA, hopefully one of the professionals will be along to 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
I can confirm that they definitely cannot be included as of the 6th April. I had to exclude my Student loan when my creditors meeting came round on the 21st April.