Oath of Office requires President/Member to faithfully discharge GST Appellate Tribunal duties without fear or favour. Form I prescribes the oath for the President and Members of the Goods and Services Tax Appellate Tribunal, requiring the appointee to solemnly affirm or swear to faithfully and conscientiously discharge duties to the best of their ability, knowledge and judgment, and to perform those duties without fear or favour, affection or ill-will.