Can I write a post-dated check to myself? October 15, 2020 15:30 Follow Sorry, but SoFi does not accept post-dated checks. Valid deposited checks must either be the current date or a past date. Related articles Can I write myself a check from my Bank account to my SoFi account? Why have my limits changed? Is there a fee for making a cash deposit? How do I make a Mobile Check Deposit? What are the Limits for Cash Deposits?