Which RoC handles statutory audit filings in Mumbai?

RoC Mumbai at 100 Everest, Marine Drive, Mumbai 400002. Handles ADT-1 (auditor appointment) and AOC-4 (audited financials). One of India's busiest RoC offices. Patron's Marine Lines office has direct familiarity with RoC Mumbai filing procedures.

What is the statutory audit fee in Mumbai?

Starting Rs 8,000 for small private companies. Turnover > Rs 5 crore: Rs 25,000-75,000. Listed companies with CARO 2020 and IFCoFR: Rs 1,00,000-5,00,000+. LLPs: starting Rs 8,000. Varies by complexity and industry.

How long does statutory audit take?

15-30 working days. Small private: 15 days. Large private/public: 20-25 days. Listed with CARO/IFCoFR: 30 days. Must complete before AGM (due within 6 months of FY end). Starting in Q1 avoids October-November RoC Mumbai filing rush.

Is statutory audit mandatory for all private companies?

Yes. Under Section 139, every company - including private limited, regardless of turnover or profitability - must appoint statutory auditor and get accounts audited annually. Non-appointment: Rs 25,000/month penalty. Applies to all RoC Mumbai registered companies.

Companies Auditor's Report Order 2020: auditor reports on 21 additional matters including fixed assets, inventory, loans, statutory dues, fraud. Applies to all companies except OPCs, small companies, and certain private companies under turnover/borrowing thresholds. Most Mumbai companies are covered.

Can statutory audit be done online?

Yes. Entire process online - document sharing to audit report delivery. Patron's Mumbai office at Marine Lines also offers in-person coordination. Documents shared via secure portal. CA team verifies using digital records, MCA portal, and bank confirmations.

What happens if auditor not appointed?

Section 139(10): Rs 25,000/month penalty on company and every officer in default. RoC Mumbai can appoint auditor under Section 139(9). Non-filing of audited financials attracts further penalties. Company classified as defaulter on MCA portal.

What is auditor rotation requirement?

Section 139(2): for unlisted public companies (paid-up Rs 10 Cr+), private companies (paid-up Rs 50 Cr+), and companies with borrowings Rs 50 Cr+. Individual auditors: max 5 consecutive years. Firms: 2 terms of 5 years. 5-year cooling-off period.

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Section 139: Mandatory for every company under Companies Act 2013 | Auditor appointed at AGM | ADT-1 filed with RoC Mumbai

True & Fair View: Balance Sheet, P&L, Cash Flow examined | Opinion under Section 143(2) | AS or Ind AS compliance

CARO 2020: 21-matter reporting on fixed assets, inventory, loans, statutory dues, fraud | For most Mumbai companies

Penalty: Non-appointment: Rs 25,000/month | Late AOC-4: Rs 100/day | Fraud reporting failure: Rs 25 lakh+

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Overview What Is Who Needs Services Process Documents Challenges Fees Applicability Benefits In-House vs Pro FAQs

Statutory Audit in Mumbai – Overview

📌 TL;DR - Statutory Audit Services at a Glance

A statutory audit is a legally mandated examination of financial statements by a qualified CA under Section 139 of Companies Act, 2013. Verifies whether accounts present a true and fair view. Mandatory for every company (including private, public, OPC, Section 8). LLPs if turnover > Rs 40 lakh or contribution > Rs 25 lakh. CARO 2020 reporting for most companies. Non-appointment: Rs 25,000/month penalty. AOC-4 filing within 30 days of AGM. Auditor rotation for prescribed companies. RoC Mumbai: 100 Everest, Marine Drive. Timeline: 15-30 working days.

Mumbai is India's commercial capital – hosting BSE, NSE, and the highest density of corporate registrations. RoC Mumbai processes more AOC-4 filings than any other RoC in India. BFSI entities in BKC, manufacturers in Andheri MIDC, IT companies in Powai, and exporters in SEEPZ all require annual statutory audit. Learn more about Statutory Audit across India.

Patron Accounting's Mumbai office at Marine Lines provides end-to-end statutory audit: financial statement examination, CARO 2020 reporting, IFCoFR assessment, Ind AS compliance, fraud reporting, and AOC-4 filing with RoC Mumbai. For secretarial audit, see Secretarial Audit in Mumbai. For compliance, see Pvt Ltd Compliance.

Content is reviewed quarterly for accuracy.

What Is Statutory Audit?

A statutory audit is a legally required examination of financial statements by an independent Chartered Accountant appointed under Section 139 of Companies Act, 2013. The auditor expresses an opinion on whether accounts present a true and fair view under Section 143(2). Covers Balance Sheet, P&L, and Cash Flow Statement.

Governed by auditing standards (SAs) issued by ICAI. Auditor reports on proper books of account, AS/Ind AS compliance, qualifications, and adverse remarks. For listed companies: additional CARO 2020 reporting. For Appointment of Auditor, see our page.

For Mumbai companies – from BFSI in BKC to manufacturers in Andheri MIDC – statutory audit is the foundational compliance checkpoint enabling further filings, investor reporting, and regulatory submissions. For Tax Audit, see our page.

Key Terms for Statutory Audit:

Section 139: Appointment of statutory auditor – mandatory for every company
Section 143: Powers and duties – true and fair view, CARO, fraud reporting
CARO 2020: 21-matter additional reporting (assets, inventory, loans, dues, fraud)
IFCoFR: Internal Financial Controls – mandatory for listed and prescribed companies
Form AOC-4: Filing audited financials with RoC within 30 days of AGM
Section 139(2): Auditor rotation – 5 years individual, 2 terms for firms

CA Team Statutory Audit

Who Needs Statutory Audit in Mumbai

Every Private Limited Company – Mandatory regardless of turnover or profitability. Largest category in RoC Mumbai registry. From Powai startups to Nariman Point enterprises. For Pvt Ltd Registration in Mumbai, see our page.

Every Public Limited Company – BFSI headquarters in BKC, manufacturing in Andheri MIDC, media in Lower Parel. Complex audit requirements with CARO 2020 and IFCoFR.

Listed Companies (BSE/NSE) – Additional CARO 2020, IFCoFR, auditor rotation (Section 139(2)), NFRA oversight. Mumbai hosts highest concentration in India.

LLPs exceeding threshold – Turnover > Rs 40 lakh or contribution > Rs 25 lakh. Professional services LLPs in Mumbai frequently cross threshold.

OPCs and Section 8 Companies – Mandatory audit, though CARO and rotation relaxed. Many Mumbai NGOs and non-profits require annual audit.

NBFC/Banking Companies – Mandatory + RBI-specific audit requirements. Major NBFC and bank HQs in BKC with overlapping RBI and Companies Act audit obligations. For GST Audit, see our page.

Statutory Audit Services Included

Service	What We Do
Financial Statement Examination	Balance Sheet, P&L, Cash Flow, and Notes. Accuracy and compliance with AS or Ind AS. For Mumbai companies across all sectors
Section 143 Compliance Reporting	Proper books of account, true and fair view opinion, qualifications, reservations, adverse remarks. Branch audit coordination under Section 143(8)
CARO 2020 Reporting	21 additional matters: fixed assets, inventory, loans, deposits, RPT, statutory dues, whistle-blower. For most Mumbai companies
Internal Financial Controls (IFCoFR)	Evaluation under Section 143(3)(i) for listed and prescribed companies. Material weaknesses identified. Critical for BKC listed entities
Fraud Reporting	Auditor's duty under Section 143(12) to report suspected fraud to Central Government. Critical for companies under NFRA oversight
Tax Audit Coordination	Coordinating statutory audit with Section 44AB tax audit for Mumbai businesses crossing turnover threshold
AOC-4 Filing Support	Filing audited financials with RoC Mumbai via AOC-4/AOC-4 XBRL within 30 days of AGM. Patron coordinates timely submission
Ind AS / AS Advisory	Guidance on applicable framework: Ind AS for listed, net worth Rs 250 Cr+, subsidiaries; AS for others. Revenue recognition, leases, financial instruments

Our Process

Statutory Audit Process in Mumbai

Patron completes statutory audit within 15-30 working days. Marine Lines office coordinates with RoC Mumbai for ADT-1 and AOC-4 filings.

Step 1

Appoint Auditor & Plan Audit

Board recommends CA at AGM under Section 139(1). ADT-1 filed with RoC Mumbai within 15 days. Rotation compliance checked (Section 139(2)). Engagement letter issued. Sector-specific risk assessment: RBI for BFSI (BKC), inventory for manufacturers (MIDC), revenue recognition for IT (Powai). Patron manages appointment and planning for Mumbai companies.

Auditor appointedPlan finalised

Engaged01

Step 2

Test, Verify & Evaluate Controls

Examine books, vouchers, bank statements, ledgers. Cross-check statutory dues (Maharashtra PT, GST, TDS). SA 500 audit evidence. For listed/prescribed companies: evaluate IFCoFR under Section 143(3)(i). Identify material weaknesses. Patron conducts thorough substantive testing for Mumbai companies.

Evidence verifiedControls assessed

Testing Done02

Step 3

Issue Audit Report & CARO

Audit opinion: unmodified, qualified, adverse, or disclaimer on true and fair view. CARO 2020 report on 21 matters (fixed assets, inventory, loans, statutory dues, fraud). AS/Ind AS compliance verified. For listed: submitted to BSE/NSE. Draft shared with management for response. Patron issues comprehensive reports for Mumbai companies.

Opinion issuedCARO completed

Report Ready03

Step 4

AOC-4 Filing with RoC Mumbai

Audited financial statements filed via Form AOC-4 (or AOC-4 XBRL) within 30 days of AGM. Includes Balance Sheet, P&L, auditor's report, Board's report, directors' responsibility statement. Late filing: Rs 100/day additional fee. Patron coordinates timely filing with RoC Mumbai from Marine Lines office.

Filed on timeCompliance complete

Filed04

Documents Required for Statutory Audit

Certificate of Incorporation, MoA/AoA: Company constitution filed with RoC Mumbai
Trial Balance & General Ledger: Complete accounting records for audit year
Bank Statements & Reconciliation: All bank accounts
Sales & Purchase Invoices, Vouchers: Revenue and expense documentation
Fixed Asset Register: Additions, disposals, depreciation per AS 10/Ind AS 16
Statutory Registers: Members, Directors, Charges per Companies Act
Board & AGM Minutes: Dividend, director appointments, key resolutions
GST Returns & Challans: Cross-verified with books (GST Commissionerate Mumbai)
TDS/TCS Returns & Challans: Quarterly returns filed with IT Department
Maharashtra PT Receipts (PTRC/PTEC): State-level compliance

Mumbai-Specific Tip: For companies in Andheri MIDC and SEEPZ, compile customs duty drawback records, bonded warehouse registers, and export incentive documents separately – these are frequently examined during statutory audit.

Common Challenges in Statutory Audit in Mumbai

Challenge	Impact	How Patron Accounting Solves It
BFSI Regulatory Complexity	Banks, NBFCs, insurance in BKC/Nariman Point face overlapping RBI, IRDAI, and Companies Act audit requirements. NPA classification, provisioning norms	Patron navigates RBI Master Directions alongside standard audit procedures. BFSI statutory audits in Mumbai among most complex in country
Ind AS Application	Mumbai has largest number of Ind AS companies. Complexities: Ind AS 115 (Revenue), Ind AS 116 (Leases), Ind AS 109 (Financial Instruments)	Patron provides Ind AS advisory alongside audit. Framework guidance for listed, Rs 250 Cr+ net worth, and subsidiaries
NFRA Oversight	National Financial Reporting Authority has jurisdiction over listed companies and prescribed classes. Increased scrutiny of audit quality in Mumbai	Patron maintains audit quality standards aligned with NFRA requirements. Documentation and working papers per SA standards
RoC Mumbai Filing Volume	Largest volume of filings in India. Processing delays for AOC-4 during peak season (Oct-Nov). Late filing: Rs 100/day	Patron starts audit in Q1 (April-June) to avoid October-November rush. Timely filing well before deadline
Multi-Branch Operations	Mumbai HQ companies with branches across Maharashtra and other states. Branch accounts must be audited under Section 143(8)	Branch audit coordination across locations. Consolidated reporting with branch auditor inputs. Patron manages multi-branch for Mumbai companies

Statutory Audit Fees in Mumbai

Fee Component	Amount
Private Company (Small)	Rs 8,000 – Rs 25,000 (15 working days)
Private Company (Turnover > Rs 5 Cr)	Rs 25,000 – Rs 75,000 (20 working days)
Public Company	Rs 50,000 – Rs 2,00,000 (25 working days)
Listed Company (BSE/NSE)	Rs 1,00,000 – Rs 5,00,000+ (30 working days)
LLP (Exceeding Threshold)	Rs 8,000 – Rs 20,000 (15 working days)
Non-Appointment Penalty	Rs 25,000 per month of default (Section 139)
Late AOC-4 Filing	Rs 100 per day additional fee

All fees and charges listed are indicative only and do not constitute a binding offer. Final amounts may vary depending on the volume of work and the complexity involved.

Professional service charges for drafting, filing, and representation are separate from the statutory fees. The exact fee depends on the complexity of the case, disputed amount, and number of hearings required. Contact us for a detailed quote.

Get a free Statutory Audit consultation - Call +91 945 945 6700 or WhatsApp us. No-obligation assessment.

Statutory Audit Applicability – Mumbai Categories

Stage	Estimated Timeline
Private Limited Company	Mandatory for all under Section 139 \| Largest category in RoC Mumbai \| Startups (Powai), SMEs (Andheri), enterprises (Nariman Point)
Listed Company (BSE/NSE)	Mandatory + CARO 2020 + IFCoFR + Auditor Rotation \| BKC and Nariman Point HQs \| NFRA oversight
NBFC/Banking Company	Mandatory + RBI-specific audit requirements \| Major NBFC/bank HQs in BKC \| RBI special audit provisions
LLP	If turnover > Rs 40 lakh or contribution > Rs 25 lakh \| Professional services LLPs in Mumbai frequently cross threshold

Every company registered under the Companies Act must appoint a statutory auditor – no exceptions. The AGM must be held within 6 months of FY end (by 30 September for March year-end). AOC-4 filed within 30 days of AGM. Starting audit in Q1 (April-June) avoids the October-November filing rush at RoC Mumbai, India's busiest company registry.

Key Benefits

Why Choose Patron for Statutory Audit in Mumbai

Marine Lines Office Proximity

Direct access for audit coordination and financial review meetings. Proximity to Nariman Point, BKC, and Lower Parel corporate hubs where most large companies are headquartered.

RoC Mumbai & CARO Expertise

Working knowledge of RoC Mumbai filing procedures, AOC-4/XBRL requirements, CARO 2020 reporting, and Maharashtra state compliance (PT Act, Shops & Establishments).

15-30 Day Turnaround

Statutory audit completed with milestone tracking. Report delivered before AGM. AOC-4 filed with RoC Mumbai within statutory timeframe. No last-minute rush for Mumbai companies.

Full Scope Coverage

Financial statements, CARO 2020, IFCoFR, fraud reporting, Ind AS/AS advisory, tax audit coordination – all by in-house CA team. No referrals needed. Single-point accountability.

Trusted by Mumbai Companies

Trust Signals: 10,000+ Businesses | 4.9 Google Rating | 50,000+ Documents Filed | 15+ Years

“The statutory audit was clean and completed well before deadline. No last-minute rush. Patron's team handled all RoC Mumbai filings with thoroughness and delivered the CARO report on time.”

— MD, Trading Firm, Mumbai

Offices in Pune, Mumbai, Delhi, and Gurugram serving businesses with statutory audit, compliance, and governance.

In-House Accounts vs Professional CA Audit

Factor	In-House Accounts Team	Patron (Professional CA Audit)
Independence	Cannot conduct own company's audit (Section 141)	Independent CA firm as mandated by Companies Act
Regulatory Compliance	Prepares books; cannot sign audit report	Qualified CA signs under Section 143; CARO 2020 where applicable
Scope	Bookkeeping and internal controls only	Full: true and fair opinion, CARO, IFCoFR, fraud reporting
Risk	Non-appointment penalty Rs 25,000/month	Full compliance; audit trail documented
Cost	In-house salary (external audit still required)	Starting Rs 8,000; complete audit delivered

Related Services

Explore related services:

Legal & Compliance Framework

Section 139: Appointment of statutory auditor – mandatory for every company
Section 141: Eligibility, qualifications, and disqualifications of auditor
Section 143: Powers, duties – true and fair view, CARO, IFCoFR, fraud reporting
Section 139(2): Auditor rotation – 5 years individual, 2 terms for firms
CARO 2020: 21-matter additional reporting order
Form ADT-1: Auditor appointment filed within 15 days of AGM
Form AOC-4: Financial statements filed within 30 days of AGM
Standards on Auditing (SAs): ICAI-prescribed audit standards
NFRA: National Financial Reporting Authority for listed companies
Maharashtra PT Act 1975: PTRC/PTEC verified during audit
RoC Mumbai: 100 Everest, Marine Drive, Mumbai 400002

Filing Portal: mca.gov.in (MCA21 V3)

Frequently Asked Questions – Statutory Audit in Mumbai

Get answers about RoC Mumbai filings, fees, timeline, private company applicability, CARO 2020, online audit, non-appointment penalty, and auditor rotation for Mumbai companies.

Quick Answers

Statutory audit kaun kar sakta hai? Sirf Chartered Accountant jo ICAI ke saath registered hai aur Certificate of Practice hold karta hai. CA firms bhi registered honi chahiye ICAI ke saath.

Statutory audit mein kya check hota hai? Balance Sheet, Profit & Loss, Cash Flow, books of account, vouchers, bank statements, statutory dues, fixed assets, inventory, RPT. Auditor true and fair view opinion deta hai.

AOC-4 kab file karna hota hai? AGM ke 30 din ke andar. March year-end companies ke liye AGM 30 September tak, toh AOC-4 30 October tak RoC Mumbai ke saath file karna hota hai.

Don't Risk Rs 25,000/Month Penalty – Get Your Statutory Audit Done

Every company must appoint a statutory auditor. Non-appointment attracts Rs 25,000 per month penalty. Late AOC-4 filing adds Rs 100/day. The AGM deadline (30 September for March FY) is firm. Starting your audit in Q1 (April-June) avoids the October-November rush at RoC Mumbai and ensures timely filing.

Get your statutory audit started today – Call +91 945 945 6700 or WhatsApp us.

Get Professional Statutory Audit in Mumbai

Statutory audit in Mumbai is mandatory for every company under the Companies Act, 2013 – from startups to legacy corporates. As India's commercial capital with the largest company registry under RoC Mumbai, BSE/NSE headquarters, and highest concentration of BFSI, manufacturing, and IT enterprises, annual statutory audit is the foundational compliance requirement.

Patron Accounting's Mumbai office at Marine Lines provides CA-assisted statutory audit with jurisdictional familiarity: RoC Mumbai filing procedures, CARO 2020 reporting, Ind AS compliance, IFCoFR assessment, and Maharashtra state requirements. 15-30 working days with AOC-4 filing support.

With offices in Pune, Mumbai, Delhi, and Gurugram, 10,000+ businesses served, and 4.9 Google rating, Patron Accounting LLP delivers statutory audit with national reach and local expertise.

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Statutory Audit Across India

Patron Accounting handles statutory audits in major cities with CARO 2020, Ind AS, and IFCoFR expertise.

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Professional statutory audit across India

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Content Created: 25 March 2026 | Last Updated: 25 March 2026 | Next Review: 25 March 2027 | Reviewed By: CA & CS Team, Patron Accounting LLP

This content is reviewed annually for Companies Act amendments, CARO updates, and auditing standards changes. Freshness Tier: 2.

Statutory Audit in Mumbai: True and Fair Financial Reporting by Expert CAs

Get Free Consultation

Real Stories from Real People

Join 10,000+ Satisfied Businesses

Statutory Audit in Mumbai – Overview

What Is Statutory Audit?

Who Needs Statutory Audit in Mumbai

Statutory Audit Services Included

Appoint Auditor & Plan Audit

Test, Verify & Evaluate Controls

Issue Audit Report & CARO

AOC-4 Filing with RoC Mumbai

Documents Required for Statutory Audit

Common Challenges in Statutory Audit in Mumbai

Statutory Audit Fees in Mumbai

Statutory Audit Applicability – Mumbai Categories

Why Choose Patron for Statutory Audit in Mumbai

Marine Lines Office Proximity

RoC Mumbai & CARO Expertise

15-30 Day Turnaround

Full Scope Coverage

Trusted by Mumbai Companies

In-House Accounts vs Professional CA Audit

Related Services

Legal & Compliance Framework

Frequently Asked Questions – Statutory Audit in Mumbai

Which RoC handles statutory audit filings?

What is the statutory audit fee in Mumbai?

How long does statutory audit take?

Is statutory audit mandatory for all private companies?

What is CARO 2020?

Can statutory audit be done online?

What if auditor is not appointed?

What is auditor rotation requirement?

Don't Risk Rs 25,000/Month Penalty – Get Your Statutory Audit Done

Get Professional Statutory Audit in Mumbai

Statutory Audit Across India