You benefit from an interest-free period when you buy something with your credit card and the credit card company doesn't start charging you interest on the purchase right away. In other words, you're getting credit without having to pay for it. Be careful, the interest-free period doesn't always apply to your new purchases. See the section Determining If the Interest-Free Period Applies for more information.
It's important to remember that the interest-free period doesn't apply to balance transfers or cash advances. With these transactions, interest is charged immediately.
The interest-free period on new purchases starts on the date you make a purchase and ends when the credit card issuer begins charging you interest on that purchase. The interest-free period has two parts:
Here's an example of an interest-free period:
The total interest-free period on the purchase Mr. Jones made on May 5 is 45 days, but it only applies if he meets certain conditions.