Section 18(2)(via) in The Static and Mobile Pressure Vessels (Unfired) Rules, 2016
(via)in case of cryogenic pressure vessels, the safety relief devices shall be set to discharge in such a manner that at least one such device shall be set at a pressure not higher than the maximum allowable working pressure and the other device may be set at a pressure not higher than 110 percent of the maximum allowable working pressure."