
Ultra fine micro-printing is used in the border of the check and the endorsement area which will appear blurred if copied or scanned. Front Security WarningĪll checks have a security notification printed on the front that informs a person the check contains security features listed on the back. The colored printed background highlights any erasure alterations. Coin Reactive InkĬoin-reactive ink in the waternark changes color when scratched with a coin. Security Features BoxĪll security features incorporated into the check are printed on the back. Part 229) was enacted by the Federal Reserve System to foster the transition from paper-based to image-based check processing to improve the efficiency of the nation’s payment system.


The Check Clearing for the 21st Century Act (Check 21) or regulation CC (12 C.F.R.

Check Security Features - Standard Check-21 Compliance
