Effective customs duty cap on specified textile imports, fixing ad valorem or specific rates to cap payable duty. Exempts imports of specified textile tariff items from customs duty in excess of prescribed effective rates by listing, for each tariff classification, an effective charge expressed as an ad valorem percentage or an ad valorem percentage with a specific amount per unit (per kg, per sq. metre or per piece), whichever is higher, thereby capping payable duty; includes detailed amendment notes and subcategory distinctions.