Tax challan form - 280 : Tax challan form - 280 Tax challan form - 280 ITNS-280 - click here to downlaod... Important : Please see notes overleaf before filling up the challan Single Copy (to be sent to the ZAO) CHALLAN Tax Applicable (Tick One)* NO./ (0020) INCOME-TAX ON COMPANIES Share This: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook