Section 122(4)(a) in Code on Social Security, 2020
(a)assignment of unique number to each establishment (which will be same as the registration number allotted to that establishment), each Inspector-cum-Facilitator and each inspection in such manner as may be notified for the purposes of Chapter III and Chapter IV and the other provisions of this Code relating to those Chapters, by the Central Government, and in respect of other provisions of this Code, by the appropriate Government;