The magnetically encoded numbers and symbols in the MICR line make it possible for machines to read and capture information about the account-holding institution and the account number at a rapid rate of speed and to sort the checks for proper distribution. In addition to the routing number of the institution upon which the check is drawn, the MICR line should also include the check number. The check number in the MICR line should match the check number shown elsewhere on the check, a detail often overlooked by counterfeiters. The Office of the Comptroller of the Currency, offers a list of some common warning signs that could indicate check fraud. MICR ink that looks shiny or that feels raised.
Magnetic ink is dull and legitimate check printing produces characters that are flat on the paper.
Check colors that smear when rubbed with a moist finger. Banks should require that checks payable to a corporation be deposited into the corporation account for later disbursal by corporate check. On a typical check, there are two places where the amount information is written. You will find the amount written in numbers and also in words. The law is clear.