THE COMPANIES ACT, 2013

OPC vs Private vs Public Company

Types of Companies — The Three Foundational Forms

— Choosing the right form of company for the right venture —

OPC vs Private Company vs Public Company

Introduction

The Companies Act, 2013 recognises three principal categories of companies based on membership structure and access to public capital — the One Person Company (OPC), the Private Company, and the Public Company. Each form serves a distinct economic and legal purpose, and the choice of form determines a host of legal consequences — minimum number of members, liability of members, ability to raise capital, governance requirements, statutory disclosures, and exemptions from the Act's general provisions.

This article examines all three forms in depth — their statutory definitions, formation requirements, governance frameworks, distinctive features, and the practical differences that an aspirant must master. The OPC is the newest of the three, introduced by the 2013 Act for the first time in Indian corporate law, designed to give sole entrepreneurs the benefits of corporate personality. The Private Company is the workhorse of Indian corporate life — closely held, lightly regulated, and the form of choice for SMEs, family businesses, and PE-backed start-ups. The Public Company is the vehicle for raising public capital, attracting investor scrutiny, and bearing the heaviest compliance burden under the Act.

Part I — One Person Company (OPC)

Statutory Definition — Section 2(62)

'One Person Company' means a company which has only one person as a member. This sole-member company was a major innovation of the 2013 Act, recommended by the Dr. J.J. Irani Committee Report (2005) to provide entrepreneurs and small businesses with the corporate form's benefits — limited liability, perpetual succession, separate legal personality — without forcing them to recruit a second member as required for a private company under the 1956 Act.

Salient Features of OPC

• One member only — a natural person who is a citizen of India and resident in India (resident = stayed in India for at least 120 days during the immediately preceding financial year, reduced from 182 days by the Companies (Incorporation) Second Amendment Rules, 2021);
• Cannot be incorporated or converted into a Section 8 company (charitable);
• Cannot carry on Non-Banking Financial Investment activities;
• Must have a nominee — a person nominated in the Memorandum of Association who shall, in the event of the sole member's death or incapacity, become the member of the OPC;
• The nominee must give written consent (Form INC-3) at the time of incorporation;
• Words 'One Person Company' or 'OPC' must appear in brackets after the name in all communications, business letters, etc.;
• Minimum paid-up share capital — no statutory minimum, but practical minimum of ₹1 lakh is common;
• Minimum directors — one (the sole member can be the sole director);
• Maximum directors — fifteen.

Formation Procedure

1. Obtain Digital Signature Certificate (DSC) for the proposed director;Obtain Director Identification Number (DIN) using Form DIR-3 or as part of SPICe+ application;Reserve the company name through Part A of SPICe+ (Form INC-32) — the name must end with '(OPC) Private Limited' or 'OPC Private Limited';File Part B of SPICe+ along with — (i) Form INC-9 (declaration by subscriber and director); (ii) Form DIR-2 (consent of director); (iii) Form INC-3 (consent of nominee); (iv) MoA (Form INC-33) and AoA (Form INC-34);Provide proof of registered office address;Pay prescribed fees as per the Companies (Registration of Offices and Fees) Rules, 2014;Receive Certificate of Incorporation along with PAN, TAN, GSTIN, EPF, ESI, professional tax registration, and bank account opening (integrated under SPICe+ V3).

Privileges and Exemptions of OPC

• Need not hold AGM (Section 96(1) proviso);
• Cash flow statement not required as part of financial statements (Section 2(40) proviso);
• Section 98 (power of Tribunal to call meetings) does not apply;
• Sections 100–111 (provisions relating to general meetings) do not apply;
• Annual return can be signed by the company secretary, or where there is no company secretary, by the director (Section 92);
• Board meetings — at least one in each half of the calendar year, with a gap of not less than 90 days between two meetings (Section 173(5));
• Where the OPC has only one director, the requirement of holding board meetings does not apply at all;
• Reduced compliance — substantial exemptions under various sections through Section 462 notifications (Notification dated 5 June 2015).

Conversion of OPC

An OPC must convert into a private or public company in either of two situations under Rule 6 of the Companies (Incorporation) Rules, 2014:

• Mandatory conversion — No longer applicable post the 2021 amendment, which abolished the previous mandatory conversion threshold of ₹50 lakh paid-up capital and ₹2 crore turnover. An OPC can now retain its OPC status irrespective of size;
• Voluntary conversion — Available at any time after incorporation by passing a special resolution and filing Form INC-6 with the Registrar; the OPC must increase its members and directors to the minimum number required for the target form (private: 2 members, 2 directors; public: 7 members, 3 directors).

Conversely, a private company may convert into an OPC if its paid-up capital is up to ₹50 lakh and turnover up to ₹2 crore, by passing a special resolution and obtaining no-objection from creditors (Rule 7).

Limitations of OPC

• OPC cannot carry on NBFC investment activities including investment in securities of any body corporate;
• Cannot be incorporated or converted into a Section 8 company;
• A natural person can incorporate only one OPC and can be the nominee of only one other OPC;
• Minor cannot be a member or nominee;
• Foreign nationals and NRIs were earlier prohibited from incorporating OPCs — this restriction was relaxed by the 2021 amendment, permitting NRIs (with Indian passport) to incorporate OPCs.

Part II — Private Company

Statutory Definition — Section 2(68)

'Private Company' means a company having a minimum paid-up share capital as may be prescribed (currently no minimum prescribed), and which by its articles —

• Restricts the right to transfer its shares;
• Except in case of OPC, limits the number of its members to two hundred (excluding present and former employees who hold or held shares as members during their employment); and
• Prohibits any invitation to the public to subscribe for any securities of the company.

These three characteristics — share-transfer restrictions, 200-member ceiling, and no public invitation — are the defining features of a private company. Where joint shareholders exist, they are counted as a single member.

Salient Features

• Minimum members: 2; Maximum members: 200;
• Minimum directors: 2; Maximum: 15 (extendable beyond by special resolution);
• Minimum paid-up capital: No minimum (the 2015 amendment removed the earlier ₹1 lakh requirement);
• Name must end with 'Private Limited' or 'Pvt Ltd';
• Cannot issue prospectus or invite public deposits (in the Section 73 sense);
• Restrictions on share transfer — typically through right of first refusal, drag-along, tag-along clauses in the AoA;
• Lighter compliance regime compared to public companies.

Formation Procedure

Formation follows the SPICe+ V3 process — substantially identical to OPC formation, with the differences being: (a) two subscribers and two directors required; (b) no nominee required; (c) name ends with 'Private Limited'; (d) MoA in Form INC-33 and AoA in Form INC-34 with provisions reflecting the share-transfer restrictions, member ceiling, and public-invitation prohibition.

Privileges and Exemptions

The Companies Act, 2013, through Section 462 notifications dated 5 June 2015 and 13 June 2017, extends substantial exemptions to private companies:

• No requirement for cash flow statement if the company is a small company;
• Exemption from many provisions of Sections 67 (loans to employees for share purchase), 73 (deposits from members), 101–110 (general meetings), 117(g) (filing of certain resolutions), 152(5), 160 (notice for director appointment by member), 162, 178 (NRC/SRC committee in certain conditions), 184(2) (interest in contracts), 188 (RPT approval thresholds), and others;
• Independent directors not required (private companies are exempt from Section 149(4));
• Audit committee, NRC, and stakeholders relationship committee not required;
• Reduced quorum and notice requirements at meetings;
• Easier procedure for related party transactions and intra-group lending.

Categories within Private Company

Part III — Public Company

Statutory Definition — Section 2(71)

'Public Company' means a company which —

• Is not a private company; and
• Has a minimum paid-up share capital as may be prescribed (currently no minimum prescribed).

Provided that a company which is a subsidiary of a company, not being a private company, shall be deemed to be public company for the purposes of this Act, even where such subsidiary company continues to be a private company in its articles. This subsidiary-deeming provision was removed by the 2017 Amendment effective 9 February 2018, but the policy idea — that public-company status flows through control — remains influential in jurisprudence.

Salient Features

• Minimum members: 7; Maximum members: No limit;
• Minimum directors: 3; Maximum: 15 (extendable beyond by special resolution); for listed companies, must include independent directors;
• Minimum paid-up capital: No minimum prescribed (earlier ₹5 lakh requirement removed);
• Name must end with 'Limited' or 'Ltd';
• Can issue prospectus and invite public investment in securities;
• Free transferability of shares (subject to articles, lock-ins, regulatory restrictions);
• Heavier compliance regime — full applicability of Companies Act, 2013, plus SEBI LODR for listed entities.

Listed vs Unlisted Public Companies

Within the public company category, a further critical distinction is between listed and unlisted public companies:

• Listed Public Company — securities are listed on a recognised stock exchange; subject to SEBI LODR Regulations 2015, dual compliance regime, mandatory independent directors (1/3rd or 1/2 depending on chairperson), audit committee, NRC, stakeholders relationship committee, vigil mechanism, etc.;
• Unlisted Public Company — securities not listed; somewhat lighter compliance burden but still substantial under the Companies Act.

Formation Procedure

A public company is formed under SPICe+ V3 with — (a) at least 7 subscribers and 3 directors; (b) MoA and AoA reflecting public-company features; (c) name ending with 'Limited'. Additional steps for going public (IPO) include filing a Draft Red Herring Prospectus (DRHP) with SEBI, complying with ICDR Regulations 2018, listing agreement with stock exchanges, and post-listing LODR obligations.

Compliance Burden of Public Companies

• Mandatory AGM within 6 months of FY end (extendable by 3 months for the first AGM);
• Mandatory holding of EGM if requisitioned by shareholders holding at least 1/10 of paid-up capital;
• Statutory provisions on prospectus, allotment, and refund (Sections 23–42) apply in full;
• Strict regulation of related party transactions (Section 188);
• Mandatory CSR if covered under Section 135 thresholds;
• Audit committee under Section 177 mandatory;
• NRC under Section 178 mandatory;
• Independent directors required (Section 149(4));
• Internal audit (Section 138) where prescribed thresholds met;
• Vigil mechanism (Section 177(9)) mandatory;
• Director's report requirements substantially heavier.

Part IV — Comparative Table — OPC vs Private vs Public

Part V — Choice of Form — Practical Considerations

When to Choose OPC

• Single-promoter business with no immediate plan for additional members;
• Professional service businesses (consulting, freelance design, etc.) where the business is essentially the founder;
• Where the founder wants limited liability and corporate personality without the burden of recruiting a co-founder;
• Small businesses with limited capital and turnover requirements (the 2021 removal of the conversion thresholds makes OPC viable even for growing businesses);
• Where simplicity in compliance is paramount.

When to Choose Private Company

• Multiple co-founders;
• Family business with several family members as shareholders;
• Start-ups raising venture capital — VCs prefer private company structure with restricted share transferability and standard SHA provisions;
• Professional services partnerships transitioning to corporate form;
• Trading and manufacturing businesses with up to 200 shareholders;
• Businesses that may want to expand but currently do not need public capital.

When to Choose Public Company

• Where the company plans to raise capital from the public — through IPO, FPO, rights issues, etc.;
• Where strong corporate governance signalling is required to attract institutional investment;
• Large business operations requiring more than 200 shareholders;
• Where listing on a stock exchange is contemplated;
• Where the founder wishes to facilitate eventual exit through public market access;
• Government enterprises and large industrial groups.

Part VI — Conversion Between Forms

OPC ↔ Private/Public

OPC can convert into private or public company at any time after incorporation by passing a special resolution and filing Form INC-6 (Rule 6, Companies (Incorporation) Rules, 2014). The minimum number of members and directors must be increased to the threshold for the target form before conversion.

A private company can convert into an OPC if (a) paid-up capital is up to ₹50 lakh and (b) turnover is up to ₹2 crore — by special resolution, no-objection from creditors, and filing of Form INC-6 with the Registrar.

Private ↔ Public

Private to Public: Section 14 — alteration of articles by special resolution, filing with Registrar, alteration of MoA to remove the 'Private' status indicators, increase in members to minimum 7, increase in directors to minimum 3.

Public to Private: Section 14 read with Section 14(2) — special resolution + NCLT approval (the requirement for Tribunal approval under Section 14(2) is a significant safeguard for creditors and minority interests).

OPC ↔ Section 8 (Not Permitted)

OPC cannot be incorporated as, or converted into, a Section 8 (charitable) company.

Section 8 ↔ Private/Public

Section 8 company can be converted into a private or public company by following the procedure under Rule 21 and 22 of the Companies (Incorporation) Rules, 2014 — including obtaining the prior approval of the Regional Director, refunding profits and dividends accumulated, etc.

Part VII — Indian Case Law

Part VIII — Recent Reforms and Trends

OPC Reforms

• 2021 Amendment removed the mandatory conversion thresholds, allowing OPCs to retain their status indefinitely;
• Residency requirement reduced from 182 days to 120 days;
• NRIs with Indian passport now permitted to incorporate OPCs;
• Reduced compliance through Section 462 notifications.

Private Company Reforms

• Removal of minimum paid-up capital requirement (2015);
• Substantial exemptions through 2015 and 2017 notifications;
• Simplified incorporation through SPICe+ V3 platform.

Public Company Reforms

• Strengthened corporate governance — independent directors, audit committee, NRC mandates;
• Strict CSR mandate under Section 135 with unspent amount provisions;
• Enhanced disclosure regime — beneficial ownership, related party transactions, ESG metrics;
• LODR Regulations progressively expanded for listed entities.

Part IX — Practical Illustrations

Illustration 1 — Choice of Form for a Tech Startup

Two engineers wish to start an AI-powered e-commerce platform. They expect to raise venture capital within 12-18 months. Choice analysis: OPC (rejected — multiple founders); Public company (rejected — too much compliance for early stage); Private company (recommended — VC-friendly structure, restrictions on share transfer can be effected through SHA, member ceiling of 200 is sufficient, lighter compliance allows focus on product). Form: Private Limited Company.

Illustration 2 — Choice of Form for a Single Consultant

A management consultant wishes to incorporate a vehicle for her solo practice. She wants limited liability and the credibility of a corporate entity. Choice analysis: Public company (rejected — overkill); Private company (possible but requires 2 members); OPC (recommended — perfect fit for a single-promoter professional services business). Form: One Person Company.

Illustration 3 — Choice of Form for a Public-Issue Manufacturing Business

A family-owned manufacturing business with ₹50 crore turnover wishes to raise public capital through an IPO. The current form is a private company with 4 family shareholders. Choice analysis: Convert from private to public (Section 14), obtain SEBI approval, increase number of shareholders to minimum 7, recruit independent directors, file DRHP, list on BSE/NSE. Form: Public Limited Company (post-conversion).

Part X — Exam-Focused Summary

Part XI — Conclusion

The choice between OPC, private, and public company forms is one of the most consequential decisions in the lifecycle of any business. The OPC offers the simplest entry-point for the solo entrepreneur, marrying limited liability with single-member control. The private company is the workhorse — flexible, lightly regulated, and well-suited to closely held businesses including family-owned enterprises, professional services, and venture-capital-backed startups. The public company, with its capacity to raise public capital and its extensive governance obligations, is the form for large-scale corporate enterprise.

For the judicial aspirant, mastery of the differences between these three forms — their definitional features, formation requirements, governance obligations, and exemptions — is fundamental. Every question on company law presupposes an understanding of these distinctions. Beyond the statutory text, the operational realities — VC preferences for private structures, SEBI compliance for listed public companies, family-business preferences for private form, the OPC's recent expansion in scope — must also be understood. With these foundations, the pathway through the Companies Act, 2013 becomes navigable.