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How to Start an ISP Business in India?

Updated on:26/08/25
Joel Dsouza

An Internet Service Provider (ISP) is a company that offers internet access and related services to individuals, households, or businesses. With India’s internet user base crossing 1.2 billion in 2025 and broadband penetration rapidly increasing, the ISP market is booming.

Companies like Jio, Airtel, and ACT Fibernet dominate the sector, but there is still room for regional ISPs to cater to underserved areas, offering high-speed connectivity and niche services. This makes starting an ISP a lucrative opportunity in today’s digital-first economy.

How to Start an ISP Business in India

The key to a successful ISP business lies in understanding market demand, selecting the right technology, and ensuring regulatory compliance. This guide will walk you through the essential steps, from planning to profitability, to help you launch your successful venture.

Start an ISP Business in India in 6 Easy Steps

Starting an Internet Service Provider (ISP) business in India can be a profitable venture, given the growing demand for reliable internet. Here’s a step-by-step guide to get started:

1. Understand the ISP Industry and Licensing

Before launching your business, understand the types of ISPs and the regulatory framework in India:

ISP Categories:

  • Category A: Pan-India services, requiring high infrastructure investment.
  • Category B: Services limited to a specific state or region.
  • Category C: Services limited to certain districts or rural areas.

Obtain an ISP License from the Department of Telecommunications (DoT) under the Unified License (UL) framework.

2. Prepare Your Business Plan

A well-structured business plan ensures smooth operations and clarity:

  • Define your target market – urban, semi-urban, or rural areas.
  • Choose your service type – broadband, fiber, leased line, or wireless.
  • Plan your network infrastructure – servers, routers, switches, and last-mile connectivity.
  • Budget for initial setup costs and recurring operational costs .

3. Apply for ISP License

To obtain the license:

  • Apply for DoT online or offline with the required documents.
  • Pay the non-refundable application fee , which varies based on license category.
  • Required documents typically include:
    • Company registration certificate
    • Financial statements or bank guarantees
    • Network plan and technical details
  • DoT reviews the application and may request clarifications before approving.

4. Set Up Infrastructure

After receiving the license, set up your network:

  • Core network setup – routers, switches, and servers at your data centers.
  • Last-mile connectivity – fiber optic cables, wireless towers, or leased lines to reach customers.
  • Network security measures – firewalls, anti-DDoS systems, and secure routers.

5. Partner with Bandwidth Providers

Secure high-speed internet from licensed bandwidth providers:

  • Tie up with Tier-1 or Tier-2 providers for internet access.
  • Ensure redundancy to avoid downtime.
  • Negotiate bandwidth costs to remain competitive .

6. Launch and Market Your ISP

Once your infrastructure is ready:

  • Offer competitive packages with varying speeds and data limits.
  • Promote your services via digital marketing, local advertisements, and referral programs .
  • Provide excellent customer support to retain subscribers.
  • Stay compliant with DoT reporting requirements .

Starting an ISP business in India is regulated, but with the right license, infrastructure, and marketing strategy, it can become a highly profitable venture.

Essential Licenses & Registrations for Business ISP

To run a legal and compliant ISP business in India, you need to complete a few key registrations in addition to the DoT license.

Get Your Company Registered Today

Free consultations for MCA approvals to help you get started with your business.

ISP Business Cost in India

The cost to start an ISP business in India can vary significantly based on scale, location, and the technology you choose. Here is a general breakdown of the estimated costs for a small-scale, localized ISP.

Cost Component Estimated Range (INR)
ISP License Fee Rs. 50,000 to Rs. 2 Lakh (Class C)
Company Registration Rs. 15,000 to Rs. 30,000
Network Infrastructure (PoP) Rs. 5 Lakh to Rs. 10 Lakh
Fiber/Wireless Equipment Rs. 5 Lakh to Rs. 15 Lakh
Bandwidth (monthly) Rs. 50,000 to Rs. 1 Lakh (initial)
Billing Software Rs. 20,000 to Rs. 50,000
Office/Labor Costs Rs. 50,000 to Rs. 1 Lakh (per month)
Marketing & Advertising Rs. 50,000 to Rs. 1 Lakh
Total Initial Investment Rs. 13 Lakh to Rs. 30 Lakh

Note: These are approximate figures. The actual cost may be lower or higher depending on your location, vendor choices, and business model. For accurate guidance and planning, it is recommended to contact a professional.

What ISP Businesses Need in a Billing Software?

A reliable billing software is the backbone of your operations. It automates billing, manages customer accounts, and helps you track revenue.

  • Automated Billing: The software should automatically generate and send invoices to customers based on their chosen plan (eg, FreshBooks) .
  • User Management: It must allow you to create, manage, and track individual customer accounts and their usage (eg, Zoho CRM) .
  • Plan Management: You should be able to create different internet plans with varying speeds and data limits and easily assign them to customers (eg, Ubisense) .
  • Payment Gateway Integration: The software should be able to accept online payments through different gateways to make it easy for customers to pay (eg, Stripe) .

Get Your Company Registered Today

Free consultations for MCA approvals to help you get started with your business.

Common Challenges & How to Overcome Them?

Starting an ISP is an exciting venture, but it comes with its share of challenges. By anticipating them, you can create effective solutions. Some common challenges are:

  • High Initial Investment: The cost of setting up infrastructure can be significant, making it a barrier for new entrepreneurs.
  • Intense Competition: The market is crowded with big players and smaller local ISPs, making it difficult to acquire customers.
  • Technical Issues: Network outages, slow speeds, and hardware failures can lead to customer dissatisfaction and churn.

Solutions

Addressing these challenges strategically can help your ISP business grow and maintain customer trust.

  • Phased Investment: Start with a smaller, targeted area and expand gradually as you gain revenue. This reduces initial financial risk.
  • Niche Market Focus: Instead of competing with big players, focus on a specific niche, like providing high-speed internet to small businesses or a single residential community.
  • Proactive Monitoring: Invest in a rigid monitoring system that alerts you to network issues before they affect customers. This helps you address problems quickly and maintain reliability.

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Frequently Asked Questions (FAQs)

What is the minimum investment required to start an ISP business in India?

To start an ISP business in India, the minimum investment typically ranges from Rs. 13 Lakh to Rs. 30 Lakh. This cost primarily covers the ISP license, network equipment, initial bandwidth, and company registration. The exact amount depends on the scale of your operations and the technology you choose.


Is it mandatory to have a DoT license to start an ISP?

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What is a Class C license in the ISP business?

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How long does it take to get an ISP license in India?

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What are the main raw materials for an ISP business?

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How is the ISP business profit calculated?

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What is the role of billing software in an ISP business?

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Can I start an ISP business with a low investment?

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What is a Point of Presence (PoP) in an ISP network?

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Do I need a team to start an ISP business?

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What are the major risks in an ISP business?

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How to get customers for a new ISP business?

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What is an NLD provider?

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How is the speed and data usage tracked for customers?

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What is the difference between a Class B and Class C ISP license?

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Can I start an ISP business from my home?

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What is the full form of DoT?

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Joel Dsouza
Joel Dsouza

Joel Dsouza is a Chartered Accountant and compliance expert who has advised over 1,000 startups and SMEs on company registration, tax structuring, and MCA compliance. A member of ICAI and Co-Founder at RegisterKaro, Joel is committed to promoting financial literacy and simplifying India’s startup ecosystem. His deep expertise across all three levels of Finance and Portfolio Management makes him a trusted voice for entrepreneurs seeking clear, actionable guidance.

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