right to stop or suspend, in accordance with this Act, any project that has not satisfied the requirement of this consultation process. SEC. 60. Exemption from Taxes. - All lands certified to be ancestral domains shall be exempt from real property taxes, special levies, end other forms of exaction except such portion of the ancestral domains as are actually used for large-scale agriculture, commercial forest plantation and residential purposes or upon titling by private persons: Provided, That all exactions shall be used to facilitate the development and improvement of the ancestral domains. SEC. 61. Temporary Requisition Powers. - Prior to the establishment of an institutional surveying capacity whereby it can effectively fulfill its mandate, but in no case beyond three (3) years after its creation, the NCIP is hereby authorized to request the Department of Environment and Natural Resources (DENR) survey teams as well as other equally capable private survey teams, through a Memorandum of Agreement (MOA), to delineate ancestral domain perimeters. The DENR Secretary shall accommodate any such request within one ( I ) month of its issuance: Provided, That the Memorandum of Agreement shall stipulate, among others, a provision for technology transfer to the NCIP. SEC. 62. Resolution of Conflicts. - In cases of conflicting interest, where there are adverse claims within the ancestral domains as delineated in the survey plan, and which can not be resolved, the NCIP shall hear and decide, after notice to the proper parties, the disputes arising from the delineation of such ancestral domains: Provided, That if the dispute is between and/or among ICCs/IPs regarding the traditional boundaries of their respective ancestral domains, customary process shall be followed. The NCIP shall promulgate the necessary rules and regulations to carry out its adjudicatory functions: Provided, further, That any decision, order, award or ruling of the NCIP on any ancestral domain dispute or on any matter pertaining to the application, implementation, enforcement and interpretation of this Act may be brought for Petition for Review to the Court of Appeals within fifteen( 15) days from receipt of a copy thereof SEC. 63. Applicable Laws. - Customary laws, traditions and practices of the ICCs/IPs of the land where the conflict arises shall be applied first with respect to property rights, claims and ownerships, hereditary succession and settlement of land disputes. Any doubt or ambiguity in the application and interpretation of laws shall be resolved in favor of the ICCs/IPs. SEC. 64. Remedial Measures. - Expropriation may be resorted to in the resolution of conflicts of interest following the principle of the "common good." The NCIP shall take appropriate legal action for the cancellation of officially documented titles which were acquired illegally: Provided, That such procedure shall ensure that the rights of possessors in good faith shall be respected: Provided further, That the action for cancellation shall be initiated within two (2j years from the effectivity of this Act: Provided, finally, that the action for reconveyance shall be within a period of ten ( 10) years in accordance with existing laws. CHAPTER IX JURISDICTION AND PROCEDURES FOR ENFORCEMENT OF RIGHTS 20