As per Karntaka vat CST rate changes from 12.5% to 13.5% from 1st Apr.2010. But we have wrongly Issued the sale invoice at old rate 12.5% in last month Apr'10. And we have submitted monthly vat return also.
Now What we do?
Can we change the Sales Invoice issued in last month? or What can I do?
Pls.......... Advice....................