The Certificate in TESOL (CertTESOL) is an accredited professional qualification[1] awarded in the teaching of "English for speakers of other languages" (ESOL) by Trinity College London.
[3][4] The qualification is awarded upon passing a course that includes supervised and observed teaching practise, written assignments and an interview with an external moderator.
The largest Trinity College London Certificate in TESOL provider outside of Europe is English for Asia in Hong Kong.
English for Asia's website is www.hongkongtesol.com Trinity CertTESOL and DipTESOL courses in India are offered by Cochin International Language Academy -CILA, Kerala.
The validation guidelines set out the requirements - these include a minimum age of 18 and evidence of qualifications achieved for entry to higher education in the UK (A levels) or equivalent.
[11] Similarly, the LTCL DipTESOL, as per DELTA, is accredited in the UK at Level 7 on the National Qualifications Framework, as are postgraduate diploma, aka PGDip.