CGST rate amendments specify revised tax rates and schedule changes for various goods, implementing GST Council recommendations. This notification amends the principal CGST Rate schedule to specify revised Central Goods and Services Tax rates and to alter tariff classifications for numerous goods. It effects omissions, substitutions and insertions across Schedules I-VI-adding, deleting and redefining entries such as marine fuel, woven bags, wet grinders, multiple rail vehicles and parts, caffeinated beverages, certain motor vehicles for persons with orthopedic disability, and revisions to precious and synthetic stone descriptions-and prescribes an effective commencement date.