Get your taxes done using TurboTax

Payment Complete means your TT fees have been paid, bot necessarily that your tax refund.  Most likely your filing  was Accepted (for processing) on Feb 25.   Approved is a later step.  As indicated above,  when you signed up for Pay with Refund, you agreed to let TT takes its fees if your refund was delayed beyond a certain point, even if your refund has not yet been issued.