The document discusses the various types of returns that must be filed under the Goods and Services Tax (GST) in India. It explains returns that normal taxpayers, composition taxpayers, foreign non-residents, input service distributors, tax deductors, and e-commerce operators must file, including GSTR-1, GSTR-2, GSTR-3, GSTR-4, and others. These returns must be filed monthly or quarterly and include details of outward and inward supplies, tax payments, input tax credits, and reconciliations to ensure all transactions are recorded properly.