Indicative. Thresholds: goods ₹40 lakh (₹20 lakh in special-category states); services ₹20 lakh (₹10 lakh in special-category states); for mixed supply the lower (₹20 lakh) generally applies. Compulsory registration applies regardless of turnover for inter-state supply, e-commerce operators/sellers, RCM liability and certain others. Confirm your state's adoption of the higher goods limit.