Tamil Nadu Chief Minister C Joseph Vijay has raised dearness allowance from 60 per cent to 63 per cent for government employees, teachers and pensioners. The revision, effective retrospectively from July 1, will benefit around 16 lakh people. Chennai: Tamil Nadu Chief Minister C. Joseph Vijay has ordered a three-percentage-point increase in dearness allowance for government employees and teachers, with pensioners and family pensioners also benefiting from the revision announced ahead of.