Other threads initiated by querist:
https://www.lawyersclubindia.com/forum/Resignation-notice-and-legal-issues-83961.asp#.UmIc7tKAqWM,
https://www.lawyersclubindia.com/forum/Resignation-with-short-notice-and-letters-85664.asp#.UmIdbdKAqWM,
https://www.lawyersclubindia.com/experts/Kindly-refer-the-link-and-provide-your-valuable-comments-412606.asp#.UmIeQdKAqWM
Link to Maharashtra Govt. website, IT employees unions was given.
Relevant extracts from Bombay Shops and Commercial Establishments was provided.
Being an IT guy you could search on your own and would have got even their mobile number by now.
We shall be surprised if the Labor Commissioner allots separate Labor Inspector/ALC/DLC for IT companies or for Tomato Ketchup companies.