corollary approval of the Sanggguniang Panlalawigan in accordance with R.A. No. 7160 or the Local Government Code of 1991. The DENR, being the agency empowered under national laws to manage natural resources shall, upon receipt, confirm the sustainability of such practice and traditions and provide supporting guidelines that may be necessary for the purpose, with formal notice to NCIP. , Set. 14. - Special Provision. - Administrative authority is hereby given to the DENR-Regional Executive Director (RED), the NCIP-Regional Director (RD) to sign the MOAs and to issue the Joint Implementing Rules and Regulations with the LGUs and ICC/IP concerned for each particular traditional and indigenous forest resources management system and practice, a s may be necessary, for and in consideration of the uniqueness of the prevailing situation covering the customary systems and practices in the respective forestlwatershed area. Said MOAs and J I R R s should however be consistent with existing national policies and regulations on the matter. The signing of the MOAs and the issuance of the J I R R s will formalize the enforcement of the sustainable traditional forest management resources systems and practices underscoring the elements of customary development and management approach a s provided for in this Order. The MOAs and JIRRs, a s signed, shall thereafter be forwarded for affirmation and further instruction to the Office of the DENR Secretary and the NCIP Chairperson within five (5)working days after the signing a t the regional level. Further, the DENR-RED and the NCIP-RD, in consultation with all their partners in the regional level are hereby given the authority to issue and devise tenurial instruments and harvesting permit forms including their nomenclature for each registered STIFRMSP. The submission of the requisite reports on the implementation of this Order to the DENR-Central Office, through the Director of the Forest Management Bureau (FMB)and to the NCIPCentral Office shall be strictly observed and monitored. Finally, the principle of command responsibility and accountability of the field implementors from the level of the concerned DENR-RED and NCIP-RD down to the DENR-CENRO and the NCIP-Field Office, respectively, shall a t all times be a matter of policy and shall be strictly enforced for any violations committed by the tenurial instrument holders/ permittees, transporters and/ or personnel of the DENR and/or the NCIP pursuant to existing DENR, NCIP and Civil Service laws, rules and regulations. Sec. 15. - Amendatory Provision. - The DENR, the NCIP, the LGUs and the ICCs/IPs shall regularly review and assess the implementation of this Order and submit recommendations for the amendment of any of its provisions in accordance with existing policies on the matter and subject to written approval of all the parties thereto. Sec 16. - Separability Clause. - Should any of the provisions of this Order be subsequently declared invalid or null and void, the validity of the other provisions not affected shall not be impaired and shall remain to be in full force and effect.