1 recommended by the Mines and Geosciences Bureau Director. Those designated as 2 members of the panel shall serve as such in addition to their work in the Department 3 without receiving any additional compensation As much as practicable, said members 4 shall come from the different bureaus of the Department in the region. The presiding 5 officer thereof shall be selected by the drawing of lots. His tenure as presiding officer 6 shall be on a yearly basis. The members of the panel shall perform their duties and 7 obligations in hearing and deciding cases until their designation is withdrawn or revoked 8 by the Secretary. Within thirty (30) working days, after the submission of the case by 9 the parties for decision, the panel shall have exclusive and original jurisdiction to hear 10 and decide on the following; 11 a) Questions involving compliance with the established technical guidelines 12 and standards herein established, or those to be established by the 13 implementing rules and regulations of this Act; 14 b) Questions involving the compliance with technical procedures herein 15 established, or those to be established by the implementing rules and 16 regulations; and 17 c) Other similar instances wherein the technological and technical expertise 18 of the Department shall be needed. 19 Disputes involving real rights, contractual obligations and the other causes of action 20 that are outside the technological and technical expertise of the Panel of Arbitrators 21 shall be under the jurisdiction of the regular courts or as otherwise provided by other 22 special laws. 23 Provided, That disputes pending before the Bureau and the Department at the date of 24 the effectivity of this Act shall undergo an immediate review within sixty (60) working 25 days upon the passage of this Act to determine the cause of action. Those which are 26 outside the technical expertise of the Department or Bureau shall be refiled with the 27 appropriate court, without costs to the complainant or petitioner. 28 Sec. 135. Appeal. - The decision or order of the panel of arbitrators may be 29 appealed by the party not satisfied thereto to the Mines Adjudication Board within 30 fifteen (15) days from receipt thereof which must decide the case within thirty (30) 31 days from submission thereof for decision. 32 Sec. 136. Mines Adjudication Board (MAB). - The Mines Adjudication Board shall 33 be composed of three (3) members. The Secretary of the DENR shall be the 34 Chairperson with the 35 Undersecretary for Operations o f the Department as members thereof. The Board shall 36 have the following powers and functions: Director of the Mines and Geosciences Bureau and the 41