New Delhi :Electoral Bonds sale will commence from the 1st of next month for a period of ten days. Electoral Bond will be valid for 15 days from the date of issue and no payment shall be made to any payee Political Party if the Bond is deposited after the expiry of the validity period.Finance ministry said, SBI has been authorized to issue and encash Electoral Bonds initially at its four authorised branches.Electoral Bond deposited by any eligible political party to its account shall be credited on the same day.