# Field Type Reference
## Passport Document
| Field | wFieldType | FieldType |
| --------------------------------- | ---------- | --------- |
| Document Class Code | 0 | 0 |
| Issuing State Code | 1 | 1 |
| Document Number | 2 | 2 |
| Date of Expiry | 3 | 3 |
| Date of Issue | 4 | 4 |
| Date of Birth | 5 | 5 |
| Place of Birth | 6 | 6 |
| Personal Number | 7 | 7 |
| Surname | 8 | 8 |
| Given Name | 9 | 9 |
| Nationality | 11 | 11 |
| Sex | 12 | 12 |
| Height | 13 | 13 |
| Authority | 24 | 24 |
| Surname And Given Names | 25 | 25 |
| Nationality Code | 26 | 26 |
| MRZ Type | 35 | 35 |
| MRZ Name | 36 | 36 |
| Issuing State Name | 38 | 38 |
| MRZ String | 51 | 51 |
| Document Number Check Digit | 80 | 80 |
| Date of Birth Check Digit | 81 | 81 |
| Date of Expiry Check Digit | 82 | 82 |
| Final Check Digit | 84 | 84 |
| Middle Name | 146 | 146 |
| MRZ Strings with Correct Checksum | 172 | 172 |
| Age | 185 | 185 |
| Optional Data Check Digit | 195 | 195 |
| Remainder Term | 364 | 364 |
## Examples of Field Type in Passports
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