DPIIT recognition, 2-day process: (1) Go to startupindia.gov.in. (2) Register → Apply for Recognition. (3) Upload: incorporation certificate, brief about innovation/improvement, PAN, and declaration. (4) Recognition certificate issued in 2 days (usually). Completely online. Free. No interview. The description of your "innovation" can be broad, improving customer experience, new tech application, new service delivery model, all qualify. Sec 140, Income-tax Act 2025 (old Sec 80-IAC) tax holiday, how to actually use it: Recognition = eligibility. But to actually claim the tax holiday: apply separately to IMBC (Inter-Ministerial Board of Certification) at DPIIT. Submit: recognition certificate, pitch deck, financials, detail of innovation. IMBC meeting happens quarterly. Wait: 3-6 months. If approved: pick the 3 best profit years within 10 years. Years with losses: skip. Years with profits: claim 100% deduction.