What is Credit or Debit Card Blocking?
When you use a credit or debit card to check into a hotel or rent a car, the clerk usually contacts the company that issued your card to give an estimated total. If the transaction is approved, your available credit (credit card) or the balance in your bank account (debit card) is reduced by this amount. That’s a “block.” Some companies also call this placing a “hold” on those amounts.
Here’s how it works: Suppose you use a credit or debit card when you check into a $100-a-night hotel for five nights. At least $500 would likely be blocked. In addition, hotels and rental car companies often add anticipated charges for “incidentals” like food, beverages, or gasoline to the blocked amount. These incidental amounts can vary widely among merchants.
If you pay your bill with the same card you used when you checked in, the final charge on your credit card, or final amount on your debit card, probably will replace the block in a day or two. However, if you pay your bill with a different card, or with cash or a check, the company that issued the card you used at check-in might...