ANSI X9.100-111-2015 provides for the legibility and uniformity of the endorsement process as defined within the exchange standard file format standards. It does not apply to the targeting of correct areas for placement of endorsement overlay areas on a check image. This standard specifies the parameters for the design elements on the back of the check and the placement and data content of endorsements.

This standard is not intended to modify existing MICR standards for checks. This standard is not intended to apply to electronic endorsements, as defined within check image exchange standards (file format standards).

It does apply to targeting correct areas for placement of endorsement overlays in check images.