Credit glossary

Credit limit

Definition

The maximum balance a lender lets you carry on a credit card or credit line, and the denominator in your utilization ratio.

Your limit shapes your score through utilization: the same $1,500 balance is 75% of a $2,000 limit and 15% of a $10,000 one. Regulation Z bars a card issuer from raising a limit unless it considers your ability to make the required minimum payments, which is why increase requests ask about income. Some issuers use a hard inquiry when you ask, so check first.

Limits can also shrink. A cut isn't reported as a negative mark, but it raises utilization on the balance you already carry. When a decrease is an adverse action, Regulation B requires a notice within 30 days, and Regulation Z bars over-limit fees or penalty rates for exceeding the new limit for 45 days after notice. Paying down quickly after a cut keeps the ratio in check.

Guides that go deeper

Sources

  1. 12 CFR 1026.51, Ability to pay, eCFR
  2. 12 CFR 1026.9, Subsequent disclosure requirements (Regulation Z), eCFR
  3. 12 CFR 1002.9, Notifications (Regulation B), Consumer Financial Protection Bureau
  4. What to Do if Your Credit Limit Decreases, Experian

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