india-einvoiceAccountant-reviewed Use this skill whenever asked about India GST e-invoicing, Invoice Registration Portal (IRP), IRN generation, e-invoice JSON schema, NIC portal, GST INV-01 format, e-invoice threshold, B2B invoice reporting under GST, QR code on invoices, GSTR-1 auto-population, e-way bill integration with e-invoice, or any question about generating, validating, or troubleshooting Indian e-invoices. Also trigger when advising on e-invoice compliance for businesses crossing Rs 5 crore turnover, configuring ERP/billing software for IRP integration, or handling IRP rejections. ALWAYS read this skill before touching any India e-invoice work.