Pachaiyappa's College, Chennai, is a notable institution endowed with idiosyncrasies. The admission procedure at Pachaiyappa's College admission process is set out to choose deserving candidates on the basis of merit and performance in academics. Pachaiyappa's College admission process usually sets into action the admission process in August-September of the academic year concerned.

Candidates' performance in their qualifying examination - 10+2 essentially determines selection to the undergraduate programmes during that particular academic year. Pachaiyappa's College admission process criterion, such as an entrance test or an interview, may apply when admitting students to either postgraduate or research programmes.