ANSI X9.100-20 : 2015

American National Standard for Financial Services - Print
and Test Specifications for Magnetic Ink Printing (MICR)
- Part 1: Print Specifications
1 Scope
2 Purpose
3 References
4 Terms and definitions
5 General Information
6 Character configuration
7 Character spacing and alignment
8 Character skew
9 Character tolerances
10 Voids
11 Uniformity of ink distribution
12 Extraneous ink
13 Debossment
14 Embossment
15 Signal level
16 Format
17 Optical clear band background
18 Permanence of MICR printing
American National Standard for Financial Services - Print
and Test Specifications for Magnetic Ink Printing (MICR)
- Part 2: Conformance Testing (Informative)
1 Scope
2 Purpose
3 References
4 Terms and definitions
5 Acceptance sampling (informative)
6 Dimensional/visual measurements
7 Signal level measurements
8 Reflectance and PCS
9 Permanence control and testing
American National Standard for Financial Services - Print
and Test Specifications for Magnetic Ink Printing (MICR)
- Part 3: Secondary Reference Documents
1 Scope
2 Purpose
3 References
4 Terms and definitions
5 Secondary reference documents
6 Waveform uniformity of secondary reference documents
7 Test equipment specification for measuring signal level
   from secondary reference documents
8 Conformance testing of test equipment for measuring
   signal level
9 Wire card calibration
10 Accuracy of measuring signal level
11 Repeatability of measuring signal level
Annex A (informative) - Debossment
Annex B (informative) - Reference Waveforms
Annex C (Informative) - MICR Document Sampling References
Annex D (Informative) - Sources for equipment for measuring
                        debossment and embossment
Annex E (Informative)
Annex F (Informative)
Annex G (Informative) - Amplifier characteristics
Annex H (Informative) - Commercial signal level testers
Annex I (Informative) - CPSA secondary reference
                        document certification procedures
Annex J (Informative) - Supplementary references for
                        magnetic analysis
Annex K (Normative) - Conversion Table - Inches to Millimeters

Describes the shape, dimensions, magnetic signal level, and tolerances for the E-13B characters which include ten numerals and four special symbols printed in magnetic ink and used for the purpose of character recognition.