(3) Conduct investigation for the determination of a question, matter of controversy within its jurisdiction, proceed to hear and determine the disputes in the absence of any party thereto who has been summoned or served notice to appear, conduct its proceedings or any part thereof in public or in private, adjourn its hearing to any time and place; refer technical matters or accounts to an expert and accept his/her report an evidence after hearing of the parties upon due notice, direct to be joined in or excluded from the proceedings; correct, amend or waive any error, defect or irregularity, whether in substance or in form, give all such directions as it may deem necessary or expedient in the determination of the dispute before it; and dismiss any matter of refrain from hearing further or determining dispute or part thereof, where it is trivial or where further proceeding by the Commission are not necessary or desirable; (4) Hold any person in contempt, directly or indirectly and impose appropriate penalties therefore in accordance with law; (5) Enjoin or restrain any actual or threatened commission of any or all prohibited or unlawful acts or to require the performance of a particular act in any labor disputes which if not restrained or performed forthwith, may cause grave or irreparable damage to any party or render ineffectual any decision in favor of such party, subject to certain provisions provided in the Labor Code; and (6) Perform such other functions as maybe devolved and/or provided for by law. SEC. 21. Composition. – The composition of the Commission shall be patterned to that of the central government and shall be subject to the terms and conditions of its devolution to the Autonomous Regional Government. SEC. 22. Powers and Functions of the Commission. - The powers and functions of the commission shall be determined upon its devolution to the Autonomous Regional Government. SEC. 23. The Office of the Regional Executive Labor Arbiter. - The office shall have Regional Executive Labor Arbiter, with salary grade of 27, who shall exercise general supervision over the administrative and technical operations of the agency, a bona fide member of the Philippine Bar and to be assisted by Assistant Labor Arbiter, with salary grade of 25, who shall both be appointed by the Regional Governor. The structure and staffing pattern of the agency shall be subject to the terms and conditions of its devolution to the Autonomous Regional Government. Chapter 9 Regional Tripartite and Wages Productivity Board (RTWPB) SEC. 24. Mandate, Powers and Functions. - The Board shall have the following mandate, powers and functions: 127