Section 204. Promulgation of Rules and Regulations.— The Commissioner, subject to the approval of the Secretary of Finance, shall promulgate rules and regulations for the enforcement of this Act. The Commissioner shall regularly prepare and publish an updated customs manual, and the rules, regulations and decisions of the Bureau. The Commissioner shall furnish the Congress of the Philippines, the NEDA and the Tariff Commission with electronic copies of department orders, administrative orders, circulars, and rules and regulations promulgated pursuant to this Act.