Online income tax payments are not only easy but also very robust accounting for tax payments. However , while making payment , there can be problems in some exceptional case. NSDL which handles tax payments for income tax department FAQs on how to handle such problems . It is already published What to do if your bank account gets debited twice while making tax payments? .
In case , you do not get the electronic challn counterfoil, it is provided on the site of NSDL following answer for dealing with such scenario
Your Bank provides facility for re-generation of electronic challan counterfoil kindly check the Bank website, if not then you should contact your bank request them for duplicate challan counterfoil.
