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Ready to Convert Your OPC to Private Limited in Kolkata Today?
Add directors, raise equity funding, and remove turnover caps. Section 18 compliant process with expert CS/CA assistance from ₹7,999. Typically completed in 15 to 20 working days.
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Here's How It Works
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Fill the Form
Share your basic details through the form.
02
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A dedicated expert will call to understand your requirements.
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Convert Your OPC to Pvt Ltd in Kolkata
End-to-end professional assistance with OPC to Private Limited Company conversion via Form INC-6 on the MCA V3 portal.
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OPC to Pvt Ltd Conversion Package in Kolkata 2026
From ₹7,999 one-time professional fee
Complete within 9 days
Quick 9-day delivery Satisfaction assured
Board Resolution & Special Resolution Drafting
Form INC-5 (ROC Notice) Filing
Form INC-6 (Conversion Application) Filing
MOA & AOA Alteration (Drafting & Filing)
New Director Appointment (DIR-12)
Nominee Cessation (Form INC-4)
MGT-14 Special Resolution Filing
New Certificate of Incorporation (INC-25)
DSC for New Directors (at actuals)
Post-Conversion Compliance Guidance
*Statutory charges applicable as per government norms
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Backup names prepared in case your first choice is unavailable.
Package includes first-year compliance services: auditor appointment, annual filings, and related obligations.
OPC to Private Limited Company Conversion in Kolkata: Complete Guide 2026
OPC to Private Limited Company conversion in Kolkata is a legal process under Section 18 of the Companies Act, 2013, where a One Person Company changes its corporate structure to a Private Limited Company by adding directors, members, and altering its MOA and AOA. It is governed by Rule 6 and Rule 7 of the Companies (Incorporation) Rules, 2014.
This page covers both voluntary and mandatory OPC to Private Limited Company conversion in Kolkata under Section 18 of the Companies Act, 2013, including eligibility, step-by-step process, documents, cost breakdown, post-conversion compliance, and tax implications. For OPC to LLP conversion (which requires a two-step process via Pvt Ltd), see our full business conversion services page. For other entity type changes, explore our sole proprietorship to Pvt Ltd conversion.
A One Person Company (OPC) is designed for solo entrepreneurs who want corporate benefits with simplified compliance. When business needs outgrow this single-owner structure, Section 18 of the Companies Act, 2013 allows conversion to a Private Limited Company. This conversion can be voluntary (owner's choice after 2 years of incorporation) or mandatory (triggered when paid-up capital exceeds ₹50 lakh or average annual turnover exceeds ₹2 crore for 3 consecutive years under Section 2(62)). The process requires filing Form INC-5 (notice to ROC) and Form INC-6 (conversion application) on the MCA V3 portal, appointing minimum 2 directors, inducting at least 2 members, and altering the Memorandum and Articles of Association.
In Kolkata, India, company conversion filings are processed by the Registrar of Companies (RoC), India. Stamp duty on altered MOA and AOA follows the India Stamp Act schedule. Based on our experience processing 500+ OPC conversions across India, the entire process takes 15 to 20 working days with professional CS assistance. Our team of qualified Company Secretaries and Chartered Accountants has handled both voluntary and mandatory OPC conversions across all Indian states, with a 100% approval rate on Form INC-6 submissions in 2025-26. Businesses in Kolkata follow the same national MCA V3 portal process, with all filings routed to the jurisdictional RoC. If you are still considering whether to register an OPC first, read our one person company registration page.
Key Takeaways: OPC to Pvt Ltd conversion requires minimum 2 directors and 2 members. Processing takes 15 to 20 working days. Total cost: ₹7,999 to ₹15,999 (varies by state and authorized capital). IncorpX professional fee: ₹7,999. Government fees range from ₹1,500 to ₹6,500. Both voluntary and mandatory conversions follow the same Form INC-6 process.
At IncorpX, we deliver end-to-end OPC to Private Limited Company conversion in Kolkata that is fast, affordable, and completely digital. Our team of experienced Company Secretaries (CSs) and Chartered Accountants (CAs) handles every step, from board resolution drafting and Form INC-6 filing to MOA/AOA alteration and new Certificate of Incorporation.
Voluntary vs Mandatory OPC Conversion
OPC to Private Limited conversion falls into two categories. Understanding which applies to your business determines the timeline, urgency, and documentation requirements.
Voluntary conversion happens when an OPC owner decides to bring in partners, raise equity capital, or expand the shareholding structure. The OPC must be at least 2 years old for voluntary conversion, unless the mandatory thresholds are breached earlier. There is no fixed deadline for completing voluntary conversion, and the decision rests entirely with the sole member.
Mandatory conversion is triggered when the OPC's paid-up share capital exceeds ₹50 lakh or when the average annual turnover of the immediately preceding 3 consecutive financial years exceeds ₹2 crore, as per the proviso to Section 2(62) of the Companies Act, 2013. Once either threshold is breached, the OPC must file Form INC-5 within 60 days and complete the entire conversion within 6 months. Failure to meet the 6-month deadline attracts a penalty of ₹10,000 plus ₹1,000 per day of continuing default.
Parameter
Voluntary Conversion
Mandatory Conversion
Trigger
Owner's choice
Capital > ₹50 lakh or Turnover > ₹2 crore (3-year avg)
OPC Age Requirement
Minimum 2 years
No minimum (threshold breach overrides)
INC-5 Filing
Within 60 days of decision
Within 60 days of threshold breach
Conversion Deadline
No fixed deadline
6 months from trigger date
Penalty for Delay
None (no mandatory deadline)
₹10,000 + ₹1,000/day
CA Certificate
Recommended
Mandatory (turnover/capital confirmation)
Who Initiates
Sole member
Regulatory requirement
If your OPC in Kolkata is approaching ₹40 lakh in paid-up capital or ₹1.5 crore in annual turnover, consider voluntary conversion before the mandatory threshold triggers. Voluntary conversion gives you time to plan the shareholder structure, negotiate with incoming investors, and prepare documentation without the 6-month deadline pressure.
Under Rule 7(4) of Companies (Incorporation) Rules, 2014, once your OPC crosses the ₹50 lakh capital or ₹2 crore turnover threshold, conversion must be completed within 6 months. The sole director is personally liable for the ₹1,000/day continuing penalty. File Form INC-5 within the first 60 days to avoid compounding penalties.
Benefits of Converting OPC to Private Limited Company in Kolkata
Converting from OPC to Private Limited Company removes structural limitations and opens up growth opportunities. Here are 8 specific advantages backed by statute and market data. For a full comparison of entity types, see our private limited company registration in Kolkata page.
Equity Funding Access
Private Limited Companies can raise equity capital by issuing shares to investors, angel funds, and VCs. OPCs cannot issue shares to external investors due to the single-member restriction. Conversion opens the door to ₹10 lakh to ₹10 crore+ funding rounds.
Multiple Directors and Members
Add up to 15 directors and 200 members (shareholders) after conversion. This enables co-founder partnerships, advisory boards, and employee stock option plans (ESOPs). OPCs are limited to just 1 director and 1 member.
No Turnover or Capital Cap
OPCs face mandatory conversion when turnover exceeds ₹2 crore or capital exceeds ₹50 lakh. Private Limited Companies have no such caps, allowing unrestricted business growth without compliance triggers.
Higher Business Credibility
Banks, vendors, and government agencies perceive Private Limited Companies as more credible than OPCs. This improves loan approval rates, contract negotiations, and tender eligibility in Kolkata.
Share Transferability
Private Limited Companies allow share transfers among members, enabling ownership restructuring, exit strategies, and secondary sales. OPCs have no mechanism for share transfer since there is only 1 member.
No Nominee Requirement
OPCs require a mandatory nominee under Section 3(1)(c). After conversion, the nominee clause is removed via Form INC-4, simplifying the company structure. No annual nominee updates needed.
Tax Continuity
Conversion does not trigger capital gains tax. The PAN, TAN, and existing tax assessments continue unchanged. GST registration requires only an amendment (REG-14), not a fresh application.
Foreign Investment Eligible
Private Limited Companies can receive FDI under automatic route in most sectors. OPCs face restrictions on foreign investment due to single-member structure. Conversion enables international joint ventures and foreign shareholding.
Eligibility for OPC to Pvt Ltd Conversion
Before initiating the conversion, confirm that your OPC meets the eligibility criteria set by Section 18 and Rule 6 of the Companies (Incorporation) Rules, 2014. Both voluntary and mandatory conversions share the same structural requirements, but differ in threshold and timing conditions.
Requirement
Voluntary Conversion
Mandatory Conversion
OPC Age
Minimum 2 years from incorporation
No minimum (threshold breach overrides)
Minimum Directors
2 (appoint 1 additional)
2 (appoint 1 additional)
Minimum Members
2 (induct 1 additional)
2 (induct 1 additional)
Capital Threshold
No limit required
Paid-up capital > ₹50 lakh
Turnover Threshold
No limit required
Average turnover > ₹2 crore (3-year avg)
Conversion Deadline
No fixed deadline
6 months from trigger date
INC-5 Filing
Within 60 days of decision
Within 60 days of threshold breach
Indian Resident Director
At least 1 (Section 149(3))
At least 1 (Section 149(3))
Annual Filings Up to Date
AOC-4 and MGT-7 must be current
AOC-4 and MGT-7 must be current
Verify your OPC's ROC filing status before applying. Pending annual filings (AOC-4 or MGT-7) will cause the ROC to reject your Form INC-6 application. Clear all defaults and pay any late filing penalties before initiating conversion.
Documents Required for OPC to Pvt Ltd Conversion in Kolkata
Prepare these documents before starting the conversion process. All uploads to the MCA V3 portal must be in PDF format, under 2MB per attachment.
For Directors and New Members
PAN CardSelf-attested colour scan for all directors and new members
Aadhaar CardFor OTP verification during DSC issuance and form filing
Passport-Size PhotographRecent colour photo, white background, for each director
Address ProofUtility bill or bank statement, not older than 2 months
Digital Signature Certificate (DSC)Class 3 DSC for all directors, valid 2 years, ₹1,500 to ₹2,500 each
DIN for New DirectorDirector Identification Number; apply via DIR-3 if not already obtained
Consent to Act as Director (DIR-2)Signed consent letter from each new director being appointed
For Company / Business
Certified Board ResolutionResolution approving OPC conversion, director appointment, and member induction
Special Resolution (Section 122(3))Written statement by sole member approving conversion
Altered MOA and AOARemoving OPC and nominee clauses, notarized and stamped per India requirements
NOC from All CreditorsNo Objection Certificate on company letterhead from all existing creditors
Latest Audited Financial StatementsBalance sheet and P&L for the latest financial year, CA-certified
CA Certificate (Mandatory Conversion)Confirming paid-up capital > ₹50 lakh or turnover > ₹2 crore
List of Members and DirectorsUpdated list with DIN, PAN, address proof for all directors and members
Nominee Cessation ConsentWritten consent from OPC nominee agreeing to cessation of appointment
Keep digital copies of all documents in PDF format (max 2MB per attachment on MCA portal). MOA/AOA alteration requires notarization and India-specific stamp duty payment before uploading. Ensure the notarized copies are scanned in colour at 300 DPI to avoid MCA rejection.
Step-by-Step OPC to Private Limited Conversion Process in Kolkata
The complete OPC to Pvt Ltd conversion involves 9 steps, takes 15 to 20 working days, and costs ₹7,999 to ₹15,999 total. All forms are filed through the MCA V3 portal.
Step 1: Hold Board Meeting and Pass Resolution
Call a board meeting with proper notice under Section 173(3) of the Companies Act, 2013. The sole director passes a resolution approving the conversion of OPC to Private Limited Company, appointment of additional director(s), and induction of new member(s). Record minutes in the minutes book.
Timeline: 1 to 2 days
Step 2: Appoint Additional Director and Add New Member
Appoint at least 1 additional director (minimum 2 required for Pvt Ltd) and add at least 1 new shareholder. File Form DIR-12 on the MCA portal for director appointment. Obtain DIN and DSC for the new director before filing.
Portal: www.mca.gov.in | Form: DIR-12 | Fee: ₹200 to ₹300 | Timeline: 2 to 3 days
Step 3: Pass Special Resolution for Conversion
The single member passes a special resolution under Section 122(3) of the Companies Act approving the conversion from OPC to Private Limited Company. A written statement signed by the member has the same effect as a resolution passed in a general meeting.
Timeline: 1 day
Step 4: File Form MGT-14 for Special Resolution
File Form MGT-14 with the ROC within 30 days of passing the special resolution, as required under Section 117. Attach the certified copy of the special resolution and explanatory statement.
Portal: www.mca.gov.in | Form: MGT-14 | Fee: ₹200 to ₹300 | Timeline: 1 to 2 days
Step 5: File Form INC-5 (Notice to ROC)
File Form INC-5 within 60 days to notify the Registrar of Companies about cessation of OPC status, as per Rule 6(4) of Companies (Incorporation) Rules, 2014. Attach the latest audited financial statements and CA certificate for turnover/capital threshold.
Portal: www.mca.gov.in | Form: INC-5 | Fee: ₹200 | Timeline: 1 to 2 days
Step 6: Alter MOA and AOA
Amend the Memorandum of Association to remove the OPC clause and update subscriber details. Amend the Articles of Association to remove nominee provisions and add shareholder/director provisions as per Rule 6(1). Get documents notarized and stamped per India stamp duty requirements.
Timeline: 3 to 5 days (includes stamp duty payment and notarization)
Step 7: File Form INC-6 (Conversion Application)
File Form INC-6 with the ROC as the formal application for conversion under Rule 6(3). Attach altered MOA/AOA, NOC from creditors, list of members and directors, latest financial statements, and CA certificate. Government fee ranges from ₹200 to ₹5,000 based on authorized capital slab.
Portal: www.mca.gov.in | Form: INC-6 | Fee: ₹200 to ₹5,000 | Timeline: 1 to 2 days
Step 8: File Form INC-4 for Nominee Cessation
File Form INC-4 to record the cessation of the OPC nominee. Since a Private Limited Company does not require a nominee, the existing nominee appointment must be formally terminated.
After ROC approval, receive the new Certificate of Incorporation in Form INC-25 reflecting the company status as a Private Limited Company. The company name suffix changes from "(OPC) Private Limited" to "Private Limited". The CIN prefix updates accordingly.
Timeline: 5 to 7 days (ROC processing)
#1 Filing INC-6 before INC-5: Form INC-5 (notice to ROC) must be filed first within 60 days, followed by Form INC-6 (conversion application). Filing out of sequence causes rejection. #2 Pending annual filings: Ensure all existing AOC-4 and MGT-7 filings are up to date before applying; pending filings will cause the ROC to reject your application. #3 Expired DSC: Verify that all directors' Digital Signature Certificates are valid before initiating form filings on MCA V3. #4 Missing notarization: Altered MOA and AOA must be notarized and stamped before upload; unnotarized documents are returned by ROC.
Expert CS/CA team. 15 to 20 working days. All form filings included.
OPC to Private Limited Conversion Cost in Kolkata (2026)
Every cost component is listed below, split between government fees (paid to MCA and state authorities) and professional fees (paid to IncorpX). All government fees follow the Companies (Registration Offices and Fees) Rules, 2014. Based on our 500+ conversion track record, the average total cost for an OPC with authorized capital under ₹5 lakh in India is ₹9,500 to ₹12,000 all-inclusive.
Component
Amount (₹)
Notes
Government Fee (INC-6)
₹200 to ₹5,000
Based on authorized capital slab
Government Fee (INC-5)
₹200
Notice to ROC
Government Fee (MGT-14)
₹200 to ₹300
Special resolution filing
Government Fee (DIR-12)
₹200 to ₹300
New director appointment
Government Fee (INC-4)
₹200
Nominee cessation
DSC for New Director(s)
₹1,500 to ₹2,500 each
Class 3, valid 2 years
DIN (if needed)
₹500 per director
For new DIN application
Stamp Duty (MOA/AOA)
₹500 to ₹5,000
State-dependent (see table below)
CA Certificate Fee
₹2,000 to ₹5,000
Mandatory conversion only
IncorpX Professional Fee
Starting ₹7,999
CS handling + all form filings
Total Estimated
₹7,999 to ₹15,999
All-inclusive
State-Wise Stamp Duty for OPC Conversion
Stamp duty on altered MOA and AOA varies by state. E-stamping is mandatory in most states. For OPCs registered in India, verify the applicable stamp duty rate below.
State
Stamp Duty (₹)
Maharashtra
₹1,000 to ₹5,000
Delhi
₹1,000 to ₹2,000
Karnataka
₹500 to ₹3,000
Tamil Nadu
₹500 to ₹2,000
Gujarat
₹500 to ₹2,000
Uttar Pradesh
₹500 to ₹2,000
West Bengal
₹500 to ₹2,000
Telangana
₹500 to ₹2,000
Rates are indicative for 2026. Verify current rates at the respective state stamp authority portal before filing.
OPC Conversion Cost Estimator for Kolkata
Estimate your total OPC to Private Limited conversion cost based on 3 variables: authorized capital slab (determines INC-6 government fee), state of registration (determines stamp duty), and number of new directors (determines DSC cost). Use this quick reference to calculate your approximate total for India.
Authorized Capital
INC-6 Fee (₹)
+ Stamp Duty (avg ₹)
+ 1 DSC (₹)
+ IncorpX Fee (₹)
Approx. Total (₹)
Up to ₹1 lakh
200
1,000
1,500
7,999
₹11,499
₹1 lakh to ₹5 lakh
300
1,500
1,500
7,999
₹12,099
₹5 lakh to ₹10 lakh
500
2,000
2,000
7,999
₹13,299
₹10 lakh to ₹50 lakh
2,000
3,000
2,000
7,999
₹15,799
Above ₹50 lakh
5,000
5,000
2,500
7,999
₹21,299
Estimates include INC-5 (₹200), MGT-14 (₹200), DIR-12 (₹200), and INC-4 (₹200) government fees. Add ₹1,500 to ₹2,500 per additional director for extra DSCs. CA certificate fee (₹2,000 to ₹5,000) applies only for mandatory conversions.
State-specific cost estimate. ₹7,999 professional fee. Government fees at actuals. No hidden charges.
IncorpX provides a detailed cost estimate after reviewing your OPC details, including authorized capital, state of registration, and number of new directors. All government fees are billed at actuals with receipts. No auto-renewals or surprise add-ons.
100% Filing Guarantee: If your Form INC-6 is rejected due to an error on our part, we re-file at zero additional professional fee. We also offer a full refund of our professional fee (₹7,999) if we fail to file within the committed timeline, provided all client documents are submitted on time. Government fees and stamp duty are non-refundable as they are paid directly to authorities.
After OPC to Pvt Ltd Conversion in Kolkata: Compliance Requirements
Converting from OPC to Private Limited Company increases your compliance obligations. OPCs enjoy exemptions from board meetings (Section 122(4)) and AGMs, but these become mandatory once you hold Private Limited status. Work with IncorpX for ongoing private limited company compliance management.
Under Section 92 and Section 137, failure to file MGT-7 (annual return) and AOC-4 (financial statements) for 3 consecutive years can lead to company strike-off by the ROC. Each officer in default also faces a penalty of ₹100 per day with no cap. File all returns on time to protect your company status.
OPC vs Private Limited Company: Key Differences
Understanding the structural differences between OPC and Private Limited Company helps you evaluate whether conversion is the right move for your business in Kolkata. Check the full OPC annual compliance requirements before deciding.
Parameter
OPC (One Person Company)
Private Limited Company
Minimum Members
1
2
Maximum Members
1
200
Minimum Directors
1
2
Maximum Directors
15
15
Nominee Requirement
Mandatory (Section 3(1)(c))
Not required
Paid-up Capital Cap
₹50 lakh (mandatory conversion trigger)
No cap
Turnover Cap
₹2 crore avg (3 years, mandatory trigger)
No cap
Board Meetings
Not required (Section 122(4))
Minimum 2 per year
AGM
Not required
Mandatory
Share Transfer
Not possible (single member)
Allowed among members
Equity Funding
Not available
Available (angel, VC, PE)
Governing Section
Section 2(62)
Section 2(68)
If your business has a single owner, turnover below ₹2 crore, and no plans to raise external equity, OPC remains a simpler and cheaper structure. OPC exemptions from board meetings and AGMs reduce compliance cost by ₹5,000 to ₹10,000 annually compared to Pvt Ltd. Convert only when you genuinely need multiple shareholders or investor funding.
Tax Implications of OPC to Pvt Ltd Conversion in Kolkata
OPC to Pvt Ltd conversion does not create a new legal entity. The company continues with the same PAN, TAN, and CIN. This means no capital gains tax is triggered, and all existing tax assessments, advance tax credits, TDS credits, and carry-forward losses transfer automatically.
Tax Element
What Changes
What Stays Same
PAN
Update PAN card with new company name (remove OPC prefix)
PAN number remains unchanged
TAN
No change required
TAN continues as-is
GST
File GST registration amendment (REG-14) within 15 days
GSTIN number unchanged
Corporate Tax Rate
No change
25% (or 22% under Section 115BAA)
Income Tax Returns
Continue filing ITR-6
Same PAN, same assessment history
Capital Gains
Not applicable
No transfer of assets; same legal entity
Advance Tax / TDS
No change
Credits continue under same PAN
Carry-Forward Losses
No change
Automatically transferred
After receiving the new Certificate of Incorporation, file GST REG-14 on the GST portal within 15 days to update the company name and legal structure. The GSTIN remains the same. Late amendment attracts a penalty of ₹50 per day, capped at ₹10,000. No new GST application is needed.
Related Business Services in Kolkata
Explore our full range of business services available in Kolkata.
Stay compliant with MCA and Income Tax requirements post-conversion. We handle all annual filings and audits.
Frequently Asked Questions About OPC to Pvt Ltd Conversion in Kolkata
Converting your One Person Company to Private Limited in Kolkata is a significant business decision. Below are the most commonly asked questions about OPC to Pvt Ltd conversion covering process, requirements, costs, and compliance changes.
OPC to Private Limited Company conversion in Kolkata is a legal process under Section 18 of the Companies Act, 2013 where a One Person Company changes its structure to a Private Limited Company. This requires adding minimum 2 directors and 2 members, altering MOA/AOA, and filing Form INC-6 with the ROC. The conversion takes 15 to 20 working days.
Section 18 of the Companies Act, 2013 governs the conversion of companies already registered under the Act from one class to another. For OPC conversion, it allows a One Person Company to convert into a Private Limited or Public Limited Company by filing the prescribed forms (INC-5 and INC-6) with the Registrar of Companies and meeting minimum member/director requirements.
Form INC-6 is the application form filed with the Registrar of Companies (ROC) for converting a One Person Company into a Private or Public Limited Company. It is prescribed under Rule 6(3) of Companies (Incorporation) Rules, 2014. Required attachments include altered MOA/AOA, NOC from creditors, list of directors, and latest audited financial statements. Government filing fee ranges from ₹200 to ₹5,000.
Form INC-5 is a notice filed with the ROC to inform about cessation of OPC status. Under Rule 6(4) of Companies (Incorporation) Rules, 2014, this form must be filed within 60 days of the decision to convert. Attachments include the latest audited financial statements and a CA certificate confirming the paid-up capital or turnover threshold. Government fee is ₹200.
Voluntary conversion happens when an OPC owner chooses to convert after 2 years of incorporation (or earlier if thresholds are breached). Mandatory conversion is triggered when OPC paid-up capital exceeds ₹50 lakh or average annual turnover exceeds ₹2 crore for 3 consecutive financial years under Section 2(62). Mandatory conversion must be completed within 6 months.
OPC conversion becomes mandatory when paid-up share capital exceeds ₹50 lakh or the average annual turnover of the immediately preceding 3 consecutive financial years exceeds ₹2 crore, per the proviso to Section 2(62) of the Companies Act, 2013. The OPC in Kolkata must convert within 6 months of triggering either threshold or face penalties.
The OPC nominee ceases to hold any position after conversion to Private Limited Company. Form INC-4 must be filed with the ROC to formally record the nominee's cessation. Since a Private Limited Company requires minimum 2 members (shareholders) instead of a nominee, the nominee clause in the AOA is removed during MOA/AOA alteration. Government fee for INC-4 is ₹200.
A Private Limited Company requires minimum 2 directors, compared to just 1 for an OPC. During conversion, at least 1 additional director must be appointed by filing Form DIR-12 on the MCA portal. Each new director needs a Director Identification Number (DIN) and a Digital Signature Certificate (DSC) costing ₹1,500 to ₹2,500 per person.
A Private Limited Company requires minimum 2 members (shareholders), compared to 1 for an OPC. At least 1 new member must be inducted during the conversion process. The existing sole member transfers or allots shares to the new member. The maximum member limit increases from 1 (OPC) to 200 (Pvt Ltd), enabling equity-based partnerships and investor entry.
Yes, a board resolution is mandatory as the first step for OPC to Pvt Ltd conversion. The sole director must call a board meeting under Section 173(3) of the Companies Act, pass a resolution approving the conversion, appointment of additional directors, and induction of new members. The resolution must be recorded in the minutes book and a certified copy is required for form filings.
Rule 7(4) of Companies (Incorporation) Rules, 2014 prescribes the procedure for OPC conversion. It covers the board meeting requirement, notice to ROC via Form INC-5, application via Form INC-6, MOA/AOA alteration under Rule 6(1), minimum director and member requirements under Rule 6(2), and the 60-day notice period under Rule 6(4). This rule works in conjunction with Section 18 of the Companies Act.
Voluntary conversion of OPC is generally not permitted within 2 years of incorporation. However, this restriction does not apply if the paid-up capital exceeds ₹50 lakh or turnover exceeds ₹2 crore. If either threshold is breached, the OPC must mandatorily convert within 6 months regardless of the 2-year restriction, as per the Budget 2021 amendment.
No, the PAN does not change after OPC to Private Limited Company conversion. The company retains the same Permanent Account Number. However, the PAN card should be updated with the new company name (removing the OPC prefix). The income tax department recognizes the continuity of the legal entity. Only the CIN (Corporate Identity Number) prefix changes to reflect Pvt Ltd status.
Yes, an NRI can convert their OPC to a Private Limited Company. The process remains the same under Section 18. However, if the new director being appointed is an NRI or foreign national, additional requirements include a valid passport copy, address proof apostilled from the home country, and FIRS (Foreign Inward Remittance Statement) for share subscription. At least 1 director must be an Indian resident under Section 149(3).
The OPC to Pvt Ltd conversion follows 9 steps: (1) Hold board meeting and pass resolution, (2) Appoint additional director via DIR-12, (3) Pass special resolution under Section 122(3), (4) File MGT-14, (5) File INC-5 notice to ROC, (6) Alter MOA and AOA, (7) File INC-6 application, (8) File INC-4 for nominee cessation, (9) Obtain new Certificate of Incorporation (INC-25).
OPC to Private Limited conversion takes 15 to 20 working days with professional assistance. The timeline includes 2 to 3 days for board resolution and director appointment, 5 to 7 days for form preparation and MOA/AOA alteration, 3 to 5 days for INC-5 and INC-6 filing, and 5 to 7 days for ROC processing and issuance of the new Certificate of Incorporation in Form INC-25.
Key documents for OPC conversion include: (1) Certified board resolution copy, (2) Altered MOA and AOA (notarized, stamped as per India stamp duty rates), (3) NOC from creditors, (4) Latest audited financial statements, (5) CA certificate for turnover/capital (mandatory conversion), (6) Updated list of members and directors with DIN and PAN, (7) DSC for all directors, (8) Form DIR-12 for new director appointment.
For mandatory conversion, the OPC must file Form INC-5 within 60 days of triggering the threshold (paid-up capital exceeding ₹50 lakh or turnover exceeding ₹2 crore). The entire conversion process, including filing Form INC-6 and obtaining the new Certificate of Incorporation, must be completed within 6 months of the trigger date. Failure to convert within this period attracts penalties under Section 18.
Form INC-4 records the change in member or nominee of a One Person Company. During OPC to Pvt Ltd conversion, this form is filed to formally cease the nominee's appointment since Private Limited Companies do not require nominees. It must be filed on the MCA V3 portal with a government fee of ₹200. Attach the nominee's cessation consent letter and updated member list.
Form MGT-14 is filed under Section 117 of the Companies Act to register special resolutions with the ROC. For OPC conversion, it must be filed within 30 days of passing the special resolution approving the conversion. Required attachments include a certified copy of the special resolution, explanatory statement, and board resolution copy. Government fee ranges from ₹200 to ₹300.
Total OPC to Pvt Ltd conversion cost ranges from ₹7,999 to ₹15,999 all-inclusive. This includes government fees (₹1,500 to ₹6,500 for INC-5, INC-6, MGT-14, DIR-12, INC-4), stamp duty on MOA/AOA (varies by state, in India it ranges from ₹500 to ₹5,000), DSC for new directors (₹1,500 to ₹2,500 each), CA certificate fee (₹2,000 to ₹5,000), and professional CS handling charges.
Government fees for OPC conversion forms: Form INC-6 (conversion application): ₹200 to ₹5,000 based on authorized capital slab; Form INC-5 (ROC notice): ₹200; Form MGT-14 (special resolution): ₹200 to ₹300; Form DIR-12 (director appointment): ₹200 to ₹300; Form INC-4 (nominee cessation): ₹200. Total government fees range from ₹1,500 to ₹6,500.
Yes, stamp duty applies on the altered MOA and AOA during OPC to Pvt Ltd conversion. Stamp duty varies by state: Maharashtra ₹1,000 to ₹5,000, Delhi ₹1,000 to ₹2,000, Karnataka ₹500 to ₹3,000, Tamil Nadu ₹500 to ₹2,000, Gujarat ₹500 to ₹2,000. E-stamping is required in most states. This cost is in addition to government filing fees.
After ROC approval, you receive a new Certificate of Incorporation in Form INC-25 with updated company status. Post-conversion actions include: updating the company name on all documents (remove OPC), amending GST registration via GST REG-14, updating bank accounts, informing EPFO/ESIC if applicable, displaying the new name at registered office under Section 12(3), and beginning compliance as a Pvt Ltd company (board meetings, AGM, expanded annual filings).
OPC to Pvt Ltd conversion does not trigger capital gains tax because the legal entity continues with the same PAN and CIN. The corporate tax rate remains the same: 25% for turnover up to ₹400 crore or 22% under Section 115BAA (effective 25.17%). TAN continues unchanged. Existing advance tax payments, TDS credits, and carry-forward losses transfer automatically. No separate intimation to the income tax department is required.
Yes, failure to convert within 6 months of triggering the mandatory threshold attracts a penalty of ₹10,000 plus ₹1,000 per day of continuing contravention under Section 18 of the Companies Act, 2013. The penalty applies to the company and every officer in default (including the sole director). Late filing of Form INC-5 and INC-6 also attracts additional MCA fees. OPC owners in Kolkata should initiate conversion early to avoid these penalties.
GST registration is not cancelled during OPC to Pvt Ltd conversion. However, you must file GST REG-14 (amendment application) within 15 days of receiving the new Certificate of Incorporation. The amendment updates the company name (removing OPC prefix) and legal structure. The GSTIN number remains unchanged. Late amendment attracts a penalty of ₹50 per day, capped at ₹10,000.
Key differences: OPC has 1 member, 1 director, ₹50 lakh capital cap, ₹2 crore turnover cap, no AGM requirement, and cannot issue ESOPs. Private Limited Company allows 2 to 200 members, minimum 2 directors, no capital/turnover cap, mandatory AGM, board meetings, and can raise equity funding. Pvt Ltd has higher compliance but greater credibility, scalability, and investor confidence.
OPC conversion filings (Form INC-5, INC-6, DIR-12, MGT-14, INC-4) with a registered office address in Kolkata are processed by the Registrar of Companies (ROC), India. All forms are submitted electronically through the MCA21 V3 portal and routed to the jurisdictional ROC office in India. The Corporate Identification Number (CIN) issued to your company will contain the state code for India.
After conversion, a Pvt Ltd company in Kolkata must budget for annual compliance costs including ROC filing fees (₹200 to ₹600 per form), auditor fees (₹5,000 to ₹15,000 for small companies), income tax return (ITR-6) filing, GST return filing if registered, and professional fees for your CA/CS. In India, you must also account for state-level Professional Tax returns and Shop Establishment renewal fees. Total annual running cost for a small Pvt Ltd company in India typically ranges from ₹15,000 to ₹40,000 depending on transaction volume and turnover.
IncorpX provides end-to-end OPC to Pvt Ltd conversion services in Kolkata:
Threshold verification and eligibility check
New member and director documentation
DSC and DIN procurement for new directors
Board resolution and special resolution drafting
MOA and AOA alteration (stamped per India rates)
Form INC-5 filing (if mandatory conversion)
Form INC-6 filing with ROC India
Nominee cessation via Form INC-4
Fresh Certificate of Incorporation procurement
Post-conversion compliance calendar setup
Bank and GST registration update assistance
Our expert CAs and CSs handle the complete conversion process for businesses in Kolkata.
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