« Back to News & Blog What do I need to open a Certificate of Deposit? Posted on January 15, 2021 by QztTgcY7eef95su Share: A minimum deposit of $250 is required to open your Certificate of Deposit (CD). Your CD must have a minimum balance of $250 to stay open. Post navigation « When can I take out funds from my Certificate of Deposit?What is a Certificate of Deposit? »