A Deductor can confirm the status of uploaded eTDS / eTCS return from the below link. There is no need of any Certificate Number or Registration or Sign Up etc. Just fill some information regarding the return and get confirmation of whether it is uploaded or not.
The return status can be checked with the above link only for the financial year 2005-06 and onwards. You have to fill PANÆ’Ã†â€™Ã…¡Æ’Å¡ of Deductee, TAN of Deductor, Financial Year, Quarter & Type of Return (24Q / 26Q).