Section 14(1)(b) in The Tribunal, Appellate Tribunal and other Authorities (Qualifications, Experience and other Conditions of Service of Members) Rules, 2017
(b)for the Chairman, Chairperson, Presiding Officer of Security Appellate Tribunal or President, shall be the Central Government, who shall also be sanctioning authority for Accountant Member, Administrative Member, Judicial Member, Expert Member or Member in case of absence of Chairman, Chairperson, Presiding Officer of Security Appellate Tribunal or President.