A:

This question has the same answer as the two below:

http://www.finance-helpdesk.org/front/ShowArticle.aspx?ItemID=501

http://www.finance-helpdesk.org/front/ShowArticle.aspx?ItemID=550

The simple answer is:

In FP6, as long as it is justifiable and the work is completed properly as laid out in Annex II, you do not require the PO’s permission to move between cost categories or partners. However, check your CA, you may have imposed rules upon yourselves via the consortium agreement.