Is Piggybacking credit illegal?
Andrew Rivera
Published Jan 17, 2026
Yes, piggybacking credit is legal, however it is not a well-known credit-boosting method, as many people are unaware that it's an option. Piggybacking became a method to boost credit after The Equal Credit Opportunity Act was enacted in 1974; which made it illegal for a creditor to discriminate against any applicant.
Does Piggybacking credit Still Work 2021?
Does credit card piggybacking still work? Yes, credit card piggybacking still works. While many financial institutions and credit bureaus frown upon this practice, especially on for-profit credit piggybacking, it remains a valid method that you could try to boost your credit.Can piggybacking hurt credit?
This puts you at risk of fraud and identity theft. It's a short-term solution. If you pay for a piggybacking service, you're only an authorized user for a limited time. Once the term ends, the account is removed from your credit report, likely causing your credit scores to drop again.Is it illegal to build someone else's credit?
For-profit piggybackingThat person's credit line appears on your credit report during that time, potentially inflating your score. That gives you a window of opportunity to qualify for a credit product on your own. (And yes, it's legal; there is no law against charging someone to add them as an authorized user.)