The procedure used since June 6, customers who have entered into contracts for federal purposes. It says, for example, that debt relief is necessary to reconcile with the supplier. If he does not confirm the existence of a debt write-off is not possible.
Recall: if the purchaser withdraws in 2016, the debt, established by the government. In particular, you can write off 50% of the amount of a penalty if it the second half of vendor paid up to the end of the current fiscal year. The penalty shall be 5 to 20% of the contract price.