Section 5(b) in Tamil Nadu Municipal Engineering Service Rules, 1997
(b)The Executive Engineer and Assistant Executive Engineer working in Municipalities shall be designated as Municipal Engineer Grade I and Municipal Engineer Grade II respectively. For appointment on transfer as Municipal Engineer Grade III,, seniority being considered when merit and ability are approximately equal. Persons who have passed Account Test for Public Works Department Officers,, Part I and II are alone eligible for appointment as Municipal Engineer Grade III on transfer.
