Section 19(2)(a) in The Tamil Nadu Catering Establishments Act, 1958
(a)Any employee discharged, dismissed or retrenched may appeal to such authority and within such time and in such manner as may be prescribed either on the ground that there was no reasonable cause for dispensing with his services or on the ground that he had not been guilty of misconduct as held by the employer or on the ground that the employer did not retrench him in good faith.(aa)[ The appellate authority may, if it considers that any document or the testimony of any person is relevant or necessary for the discharge of its duties under this Act as appellate authority, call for and inspect such document or summon and examine such person. For the aforesaid purposes, it shall have the same powers as are vested in a Civil Court while trying a suit under the Code of Civil Procedure, 1908 (Central Act V of 1908), in respect of the following matters, namely:- [Inserted by Tamil Nadu Act 29 of 1975.](i)summoning and enforcing the attendance of any person and examining him on oath;(ii)compelling the production of documents;(iii)issuing commissions for examination of witnesses.]