Accepted certificates are:
- Cambridge General English Exams: minimum First Certificate (FCE)
- Cambridge Business English certificate (BEC): minimum Vantage
- Cambridge International certificate in Finantial English (ICFE): minimum B2
- Cambridge International Legal English certificate (ILEC): minimum B2
- Business Language Testing Service (BULATS): minimum 60
- Cambridge International English Language Testing System (IELTS) - Academic: minimum 5.5
- Spoken English Test for Business (SETB): minimum Communicator
- London Test of English (LTE): minimum Level 3
- Trinity Integrated Skills in English examinations (ISE): minimum II
- Certificate in English of Michigan University (ECCE): minimum Competency (ECCE)
- Test of English for International Communication (TOEIC): minimum 785
- Test of English as a Foreign Language (TOEFL)
- Internet Based: minimum 88
- Computer Based: minimum 230
- Paper Based: minimum 570
The period between the proficiency test and this application should not exceed two years. If the test is more than two years old, then the applicants must show that they have been practising English since the expiration date (e.g., by means of some courses in English).