Goods and Services Tax (GST) registration is essential for selling nationwide and claiming Input Tax Credit (ITC). Required Documents:PAN & Aadhaar of Applicant/DirectorsPassport-size PhotographsPrincipal Place of Business Proof (Electricity Bill, Rent Agreement & Landlord NOC)Cancelled Cheque / Bank Statement Header Benefits of Early GSTIN Allocation:Inter-state e-commerce listing on Amazon/FlipkartZero penalty risk for cross-border transactions- Claim 100% ITC on raw material purchases