ASEAN Leaders are trying hard to spread the use of the CEPT Scheme among local business sectors. The CEPT Rules of Origin and its Operational Certification Procedures have been recently revised to better suit the demands of the business environment. The changes include the introduction of (ASEAN Secretariat, 2004a):
a) a standardised method of calculating local/ASEAN content
b) a set of principles for determining the cost for ASEAN origin and the guidelines for costing methodologies
c) a clear and specific treatment of locally-procured materials
d) an improved verification process, including on-site verification