Level 1: Can qualify to receive an International Marriage Visa.
Level 2: Able to work part time as a D-4 Visa Language Trainee.
Level 3: Qualify to enter a Korean language course at a Korean university as an international student. Also able to receive an E-7 work visa.
Level 4: Standard for international students graduating from a Korean university.
Level 5: Receive extra points when applying for a job in a Korean company.
Level 6: Requirement to become a qualified Korean language teacher certified by the National Institute of Korean Langauge.