In biofuels: any person or entity who proposes to engage in biofuel feedstock production, and biofuel production, distribution and sale [Section 4(d), DA, DAR, DOE, DENR, DOF, DOLE, DOST, DTI, DOTC, NBB, NCIP, PCA, SRA JAO No. 2008-1, s. 2008, Guidelines Governing the Biofuel Feedstocks Production, and Biofuels and Biofuel Blends Production, Distribution and Sale under Republic Act No. 9367]
In oil & gas, natural gas: a natural or juridical person who applies for the issuance of Permit or Accreditation [Section 4(f), DOE Department Circular No. DC 2025-04-0005, Philippine Natural Gas Industry Development Act IRR]