Explore · The library

Every resource founders actually use, in one library.

The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.

What founders use most, ranked by how many answers lean on it.

  1. Kerala's startup agency, with grants such as the Women Productisation Grant for women and transgender-led startups taking a... startupmission.kerala.gov.in Tool · State portal · Starting Up Kerala Startup Mission Government of Kerala
  2. Maharashtra's nodal agency for its startup policy, running the state's programmes, incubators and challenges. msins.in Tool · State portal · Starting Up Maharashtra State Innovation Society Government of Maharashtra
  3. Which returns firms and LLPs file: ITR-5 for a firm or LLP, and ITR-4 for a resident firm (not an LLP) on presumptive income. incometax.gov.in Article · Help page · Starting Up Partnership Firm / LLP (AY 2026-27) Income Tax Department
  4. Explains ITR-4 eligibility, the Budget 2026 change of the non-audit due date to 31 August 2026, and the 44ADA limits of ₹50... cleartax.in Article · ~12 min read · Starting Up ITR-4 (Sugam) AY 2026-27: Who Can File, Last Date and How to File ClearTax
  5. A clear table of AY 2026-27 dates (31 August 2026 for non-audit ITR-3 and ITR-4, 31 October for audit cases, 31 December for... kotakneo.com Article · ~8 min read · Starting Up ITR-1 to ITR-4: Deadlines, Eligibility and Audit Thresholds for AY 2026-27 Kotak Neo
  6. A US-written but portable guide to finding a startup lawyer: referrals from lawyers and founders you trust, events and... nerdwallet.com Article · ~8 min read · Starting Up How to Find a Startup Lawyer NerdWallet
  7. A current guide to the three tiers (Basic Registration up to ₹1.5 crore, State Licence to ₹50 crore, Central above), documents... indiafilings.com Article · ~10 min read · Starting Up FSSAI Registration for Food Startups IndiaFilings
  8. The official instructions, including the international phone line (267-941-1099, 6 a.m. to 11 p.m. Eastern, weekdays) that... irs.gov Article · Instructions · Starting Up Instructions for Form SS-4 (12/2025) Internal Revenue Service
  9. Where to download the current Form SS-4 and its instructions. irs.gov Tool · Form page · Starting Up About Form SS-4, Application for EIN Internal Revenue Service
  10. A legal-news summary of the April 2026 fee rules read with the directors' rules in force from 31 March 2026: DIR-3 KYC Web is... scconline.com Article · Starting Up Companies (Registration Offices and Fees) Amendment Rules, 2026: DIR-3 KYC timeline and fees SCC Online
  11. Razorpay's LLP registration service at Rs 1,499 plus government fees, with a worked cost table: RUN-LLP Rs 200, FiLLiP Rs 500... razorpay.com Tool · Starting Up LLP Registration Online in India (Razorpay Rize) Razorpay
  12. A clear calendar of what an LLP files each year with the MCA: Form 11 by 30 May, Form 8 by 30 October, and Rs 100 a day per... indiafilings.com Article · Starting Up LLP Annual Filing: Form 11, Form 8, Due Dates and Penalties IndiaFilings
  13. Delaware's official starting point for forming an LLC or corporation: the registered agent requirement, name reservation,... corp.delaware.gov Article · Starting Up How to form a new business entity (Delaware Division of Corporations) State of Delaware
  14. Delaware's own page on what a Delaware LLC owes every year: no annual report, but a $400 tax due on or before 1 June, with a... corp.delaware.gov Article · Starting Up LLC, LP and GP annual tax instructions (Delaware Division of Corporations) State of Delaware
  15. The IRS instructions for Form 5472, which a foreign-owned US disregarded entity, such as a single-member LLC owned by an Indian... irs.gov Article · Starting Up Instructions for Form 5472 (IRS) Internal Revenue Service
  16. Maharashtra's official portal for registering a shop or establishment (Form A), renewing it and filing changes, with the... lms.mahaonline.gov.in Tool · Starting Up Labour Management System, Maharashtra (Shop and Establishment registration) Labour Department, Government of Maharashtra
  17. Karnataka's single portal for state services, through which a shop or establishment in Karnataka applies for registration under... sevasindhu.karnataka.gov.in Tool · Starting Up Seva Sindhu, Government of Karnataka Government of Karnataka
  18. An HR platform's guide to Maharashtra's 2017 Act: registration is mandatory at 10 or more employees, a simple intimation below... keka.com Article · Starting Up Maharashtra Shop and Establishment Registration (Keka) Keka
  19. A state-by-state overview of the shop and establishment licence: it is needed within 30 days of starting business, goes by... cashfree.com Article · Starting Up Shop and Establishment Act Registration in India: License, Process and Fees (2026) Cashfree Payments
  20. The official manual for the e-invoice portal: registering, generating and cancelling IRNs, and bulk generation. einvoice1.gst.gov.in Article · Starting Up E-Invoice System: User Manual for Taxpayers National Informatics Centre
  21. Zoho Books' e-invoicing feature for Indian businesses: as a GST Suvidha Provider it uploads invoices to the IRP directly, with... zoho.com Tool · Starting Up E-invoicing in Zoho Books Zoho
  22. The Finance Ministry's 3 September 2025 release on GST 2.0: two main rates, 18% standard and 5% merit, a 40% rate for a few... pib.gov.in Article · Starting Up Recommendations of the 56th Meeting of the GST Council Press Information Bureau
  23. A free calculator that works forward from a price or back from a GST-inclusive amount and splits the result into CGST and SGST... cleartax.in Tool · Starting Up GST Calculator Online ClearTax
  24. A calculator for pulling the taxable value and the GST out of a price that already includes GST, with the central, state and... cleartax.in Tool · Starting Up Reverse GST Calculator ClearTax

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