Section 23(2) in The U.P. Food and Civil Supplies (Marketing Branch) Service Rules, 1981
(2)The seniority inter se of persons appointed directly on the result of any one selection, shall be same as determined by the Commission :Provided that a candidate recruited directly may lose his seniority if he fails to join without valid reasons when vacancy is offered to him. The decision of the appointing authority as to the validity of reason shall be final.
