This fee can be stated in terms of a flat per-transaction fee or a percentage of the amount of the cash advance. Often the bank will limit the amount that can be charged to a specific dollar amount. Depending on the bank issuing the card, the cash advance fee may be deducted directly from the cash advance at the time the money is received or it may be posted to your bill as of the day you received the advance. Fee charged to customer whose monthly payment has not been received as of the due date shown on the billing statement. This fee can be stated in terms of a flat per-transaction fee or a percentage of the amount of the principal balance.
Issuers determine grace periods based on different points of time.
Transaction - the actual date you used your card for a purchase or a cash advance. Posted - the actual day the issuer received the charges and posted it to your account. Billing - the date that your bill is generated for mailing to you.