In a public Limited Company, remuneration is paid to directors without assigning the nomenclature of MD/WTD and the net profits of the Company are inadequate.
It will be approved by shareholders in accordance with the provision of section 109 read with 309 of the Companies Act and it will be part of explanatory statement of notice of General Meeting.
If the Companies has inadequate profit or no profit then it will govern by Schedule XIII of the Companies Act, 1956 which specify the limit up to which you can pay remuneration to director/manager.