RBI has issued a circular on 11th March 2015 to start opening the Sukanya Samriddhi Account as per Government notification.
https://www.rbi.org.in/scripts/BS_CircularIndexDisplay.aspx?Id=9594
As part of this circular,RBI also provided the Specimen of account opening application form and the passbook of the Sukanya Samriddhi Account
Account Opening Application Form
Application form download for Post office – Post office are also accepting this form for opening Sukanya Samriddhi Account
Sukanya Samriddhi Account Opening Form- Post office
Also, Read other Articles related to Sukanya Samriddhi Account below:
Sukanya Samriddhi Yojna – List of 28 banks to open this Account
Sukanya Samriddhi Account – Features & Review
Sukanya Samriddhi Account – Maturity value amount & calculator
Sukanya Samriddhi Account – Application Form download for Bank or Post office