IPO Listing Procedure: Step-by-Step Legal and Regulatory Roadmap

To launch an Initial Public Offering (IPO) on the Main Board is a remarkable transition for any company who are aspiring to raise public capital, enhance governance and expand its operational scale. A Main Board IPO is governed by a stringent regulatory framework, primarily under the SEBI (Issue of Capital and Disclosure Requirements) Regulations, 2018, the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 and the provisions of the Companies Act, 2013.

This blog will provide a fully aligned, step-by-step breakdown of the Main Board IPO process in India, based on the complete legal and procedural roadmap followed by Merchant Bankers, legal advisors and regulatory authorities.

Overview of Main Board IPO Listing

A Main Board IPO is suited for financially strong, established companies capable of complying with SEBI’s rigorous disclosure and governance requirements. Such entities need to satisfy SEBI ICDR norms and the listing eligibility criteria prescribed by NSE and BSE.

Key Advantages of Main Board Listing: -

• Access to long-term public capital
• Enhanced market reputation and investor trust
• Strengthened corporate governance frameworks and structure
• Better valuation discovery and liquidity
• Value unlocking for promoters and early investors

Given the elevated compliance expectations, the Main Board is ideal for mid-sized and large companies with consistent financial performance and long-term growth prospects.

Eligibility Criteria for Main Board IPO

A company can list on the Main Board through any one of the following SEBI-permitted routes: -

A. Profitability Route (Traditional Route)

The company must have: -

• Net tangible assets of ₹3 crore or more for each of the preceding 3 years
• Net worth of ₹3 crore or more for each of the preceding 3 years
• Average pre-tax operating profit of at least ₹15 crore during the last 3 years
• No change in promoter or control in the last 1 year, except where permitted under SEBI ICDR
• For project-based funding, the project must be appraised and at least 75% must be financed by banks or financial institutions

B. QIB Route (Without Profit Track Record)

For companies that do not meet profitability criteria: -

• 100% of the issuance is allotted to Qualified Institutional Buyers (QIBs)
• Post-issue market capitalization must be at least ₹1,000 crore
• Full compliance with SEBI ICDR disclosures and governance obligations is mandatory

C. Additional Stock Exchange Requirements

Both NSE and BSE prescribe additional conditions, which typically include: -

• Minimum post-issue paid-up capital and market capitalization as required by the exchange
• Minimum 1,000 allottees in the public category
• No ongoing defaults, no winding-up petitions and compliance with corporate laws

These norms ensure transparency, investor protection and financial stability of companies accessing the public markets.

Key Intermediaries in the IPO Process

A Main Board IPO requires coordinated participation from multiple professionals, including: -

• SEBI-registered Merchant Bankers / Lead Managers
• Legal Counsel (Company & Merchant Banker)
• Statutory & Peer Review Auditors
• Registrar & Transfer Agent (RTA)
• Bankers to the Issue
• Underwriters
• Advertising and Public Relations Agencies
• Secretarial and Compliance Advisors

These intermediaries collectively operate various task such as diligence, documentation, regulatory approvals, valuation validation, investor communication and listing compliance.

Step-by-Step Main Board IPO Listing Procedure

The Main Board IPO process usually unfolds in a structured sequence, as outlined below.

Step 1: Internal Corporate Restructuring

Before initiating an IPO activity, the company must: -

• Convert into a public limited company
• Reconstitute its Board of Directors to comply with SEBI LODR corporate governance norms
• Review and examine its group structure, shareholding, related-party transactions and subsidiaries
• Strengthen internal control systems and compliance mechanisms

This stage ensures statutory readiness and alignment with SEBI’s governance standards.

Step 2: Appointment of Intermediaries

The company formally appoints: - 

• Lead Managers (Merchant Bankers)
• Legal Advisors (Company & Merchant Banker)
• Statutory Auditors
• Registrar to the Issue
• Bankers and Underwriters

Lead Managers anchor the IPO strategy, oversee diligence and interface with SEBI and the stock exchanges.

Step 3: Financial Due Diligence

Financial diligence is carried out by auditors and Merchant Bankers, covering: -

• Examination of the last 3 years audited financial statements
• Review of internal controls and accounting policies
• Verification of group company financials
• Analysis of related-party transactions
• Review of corporate records, tax filings and compliance status

This ensures that the financial disclosures in the prospectus comply with SEBI ICDR requirements.

Step 4: Legal Due Diligence

Legal advisors conduct a thorough review of: -

• Corporate filings and statutory registers
• Licenses, regulatory approvals and sectoral permissions
• Material agreements
• Property titles and lease arrangements
• Ongoing or potential litigation
• Promoter background verification

The diligence findings form the backbone of the disclosures in the DRHP.

Step 5: Drafting the Draft Red Herring Prospectus (DRHP)

The DRHP is the core disclosure document and includes: -

• Business overview
• Industry analysis
• Promoter and management details
• Financial information
• Risk factors
• Capital structure
• Objects of the issue
• Litigation and tax proceedings

Accuracy, completeness and consistency with diligence findings are mandatory.

Step 6: Filing the DRHP with SEBI and Stock Exchanges

• The DRHP is filed with SEBI and the relevant stock exchange(s).
• SEBI reviews the document and issues queries.
• The company, along with its advisors, submits clarifications.
• SEBI then issues its Observations, typically within 30–45 days (excluding company response time).

Only after receiving SEBI’s observations can the company proceed toward issuing the RHP.

Step 7: Marketing & Investor Roadshows

Post-receipt of SEBI observations, the company conducts: -

• Domestic and international roadshows
• Investor presentations
• Analyst interactions
• Media and PR campaigns

This phase is aimed at building investor interest and enhancing market visibility

Step 8: Pricing & Book Building

Merchant Bankers and the company finalize: -

• Price Band
• Issue Size
• Category-wise allocation (QIB, NII, Retail)

During the book-building process: -

• Investors bid within the price band
• Demand is monitored in real-time
• The final issue price is evaluate based on bids received

Step 9: Filing of RHP & Opening the IPO

• The Red Herring Prospectus (RHP) is filed with the Registrar of Companies (ROC).
• IPO is opened for 3 working days.
• Investors apply through UPI/ASBA mechanisms.
• The RHP includes final timelines, updated financial information and the approved price band.

Step 10: Allotment, Refunds & Listing

After the closure of the IPO: -

• Shares are allotted in accordance with SEBI ICDR norms
• Refunds are processed for unsuccessful applicants
• Shares are credited to investor Demat accounts
• The company is listed on NSE/BSE

Under the SEBI T+6 listing framework, listing must occur within 6 working days from the IPO closing date.

Post-Listing Compliances

Upon listing, the company must comply with ongoing obligations under the SEBI LODR Regulations, including: - 

• Quarterly results & limited review reports
• Shareholding pattern filings
• Corporate governance reports
• Prompt disclosure of material events
• PIT Regulations compliance
• Annual Secretarial Compliance Report
• Investor grievance redressal mechanism
• These continuous obligations ensure transparency and protect investor interests.

Typical IPO Timeline

A Main Board IPO generally spans 6–9 months, depending upon regulatory review speed, financial preparedness and due diligence outcomes.

Conclusion

A Main Board IPO demands meticulous planning, comprehensive diligence and strict adherence to SEBI regulations and stock exchange listing requirements. With the help of proper corporate restructuring, robust disclosures and coordinated advisory assistance, companies can successfully deal with this challenging yet rewarding process and unlock substantial value through public listing. If you need a professional help, do contact to experts at Remind Legal, they will assist you make legal compliances smooth.

If your organization requires any expert assistance in the process of DRHP preparation, legal due diligence, Merchant Banker coordination or end-to-end IPO execution, professional advisors can ensure seamless compliance and a successful Main Board listing.