Yleisen kielitutkinnon tutkintotaso
| Koodiarvo | Lyhytnimi | Nimi | Kuvaus |
|---|---|---|---|
| kt | - | National Certificates of Language Proficiency (YKI), intermediate level | - |
| pt | - | National Certificates of Language Proficiency (YKI), basic level | - |
| yt | - | National Certificates of Language Proficiency (YKI), advanced level | - |