Credit Card Application Rules by Issuer
Why the order you apply matters
Banks do not publish most of these rules, but they shape every approval. Applying in the wrong order can lock you out of the best cards or cost you a bonus you cannot earn again. The general principle is to get the most restrictive issuer first, which for most people means Chase because of its 5/24 rule.
These are guidelines gathered from cardholder experience, not contract terms, so they change over time and have exceptions. Use them to plan, not as guarantees.
The rules that matter most
Chase 5/24: if you have opened five or more cards from any issuer in the past 24 months, Chase usually declines you. See our 5/24 guide. Amex once per lifetime: you earn the welcome bonus on a given Amex card only once, ever, and a pop-up often warns you first. Citi: spacing between applications plus a 48-month wait to earn another bonus in the same card family. Capital One: pulls all three credit bureaus and rarely approves more than one card every six months.
A simple plan
Start with Chase cards while you are under 5/24, since it is the pickiest. Add Amex cards anytime, but only when you intend to keep the card, because the bonus is one-time. Space out Citi and Capital One applications. Most business cards do not add to your 5/24 count, which is how people keep earning without crowding their personal file.