Section 22, The Arbitration Act, 2022

(1) Subject to subsection (2), the parties in an arbitrationare free to agree on a procedure for challenging the appointment of an arbitrator. (2) A party challenging the appointment of an arbitrator, shall within 14 days of becoming aware of the constitution of the arbitral tribunal or after becoming aware of circumstances that justify the challenge of the appointment of an arbitrator, submit a written statement of the reasons for the challenge to the arbitrator and any other arbitrators. (3) Where an arbitrator whose appointment is challenged, fails to withdraw from the arbitration or the other party to the arbitration fails to agree to the challenge, the challenge shall be decided by - (a) the arbitral tribunal; (b) the appointing authority, in the case of a sole (c) the High Court , in the case of an arbitrator appointed by the party challenging the Immunity of Challenge of appointment procedure (d) a Notice of Arbitration under section 23, where a respondent has a claim against a party to an arbitration agreement, other than the claimant. (3) An issue regarding the sufficiency of the response shall be resolved by the arbitral tribunal.