Excise duty restructuring expands tariff classifications and sector-specific rate adjustments, altering exemptions and procedural provisions for manufacturers. The Finance Bill, 2016 amends the Central Excise Act and the First and Third Schedules to revise publication obligations, extend limitation periods, broaden Board implementation powers, update HSN classifications, add specified goods to the Third Schedule, and introduce numerous tariff-line changes and sector-specific duty-rate adjustments. Several rate changes and schedule inclusions are declared immediately collectible under provisional collection, while procedural measures modify RSP-based assessment coverage, CENVAT credit conditions, exemption procedures for MROs, and documentary requirements for concessional treatment in select renewable and waste-to-energy projects.