Customs Tariff classification amended to redefine product terms and revise numerous headings and notes affecting import classifications. Amendments to the First Schedule to the Customs Tariff Act revise numerous headings, sub headings and notes to clarify classification language, insert and renumber notes, define terms such as 'pellets' and 'modified whey', expand entries for flours, meals and pellets of aquatic products fit for human consumption, standardise terminology across chapters, and substitute revised sub headings and duty descriptions for heading 38.09.