27 November 2012
This notice is sent to assessee who have arrear demand or any other demand which is open for collection. The expectation of ITD is that assessee is give an intimation about the adjustment of the refund against the demand before the adjustment. If you paid all the demands by using proper minor code :400 and paid it for AY which has demand, you should not be impacted.
If the demand uploaded by CPC, then also you should contact jurisdictional AO as rectification can be done by jurisdictional AO also.