Internal Audit
Strengthen business controls with internal audit support for SOP review, purchase controls, inventory checks, payroll testing, GST/TDS compliance, expense review, risk reporting and management action plans.
Review business processes with clear audit scope, control testing and management-ready reporting.
Internal audit requires scope planning, process walkthroughs, SOP testing, transaction sampling, ledger review, inventory checks, payroll review, GST/TDS verification, control gap analysis and practical action reporting.
What we review before starting an internal audit
Internal audit depends on business process, period covered, branch/location, accounting system, SOPs, approval matrix, transaction volume, risk areas and reporting objective.
Find process gaps before they become financial leakage, compliance failures or management blind spots.
A internal audit helps management understand what happened, how it happened, who approved it, what evidence exists, what amount is impacted and what controls must change to prevent recurrence.
Fraud Detection
Identify fake invoices, duplicate payments, inflated expenses, cash leakage and suspicious entries.
Process Flow Review
Map bank trails, related-party transfers, withdrawals, advances and unusual payment routes.
Vendor & Invoice Review
Review vendor master, GSTIN, invoices, purchase approvals and payment evidence.
Employee Fraud Review
Check reimbursements, payroll, advances, user access, approvals and conflict indicators.
Inventory & Asset Checks
Review stock gaps, write-offs, fixed assets, dispatch records and physical verification issues.
Control Strengthening
Convert findings into stronger approval, reconciliation, maker-checker and monitoring controls.
Documents needed for internal audit.
The exact list depends on the allegation, period and transaction type, but these records are commonly required for a structured internal review.
Books & Bank Records
- Bank statements and bank reconciliation statements
- General ledger, trial balance and journal entries
- Cash book, petty cash records and cheque details
- Finance software exports and audit trails
- GST returns, e-way bills and tax ledgers where relevant
Transaction Evidence
- Invoices, purchase orders and payment vouchers
- Vendor master, customer master and KYC records
- Contracts, work orders and approval notes
- Email approvals, internal notes and supporting files
- Payroll, reimbursement and employee advance records
Control & Governance Inputs
- Delegation of authority and approval matrix
- Board, audit committee or management instructions
- Inventory, fixed asset and stock movement records
- User access logs and system permissions
- Prior audit reports, internal control notes and complaints
How CompanyJi prepares your internal audit file.
We focus on confidentiality, scope clarity, evidence review, transaction testing, impact quantification and control recommendations.
Scope & Risk Review
We understand allegations, period, entities, people involved, systems and priority risk areas.
Document Lockdown
We prepare a document checklist and help preserve bank, books, invoices and approval trails.
Control Testing
We review suspicious entries, vendors, payments, GST data, payroll, cash and asset records.
Evidence Mapping
We map findings with supporting documents, transaction trails and estimated financial impact.
Report & Controls
We prepare management-ready findings and recommendations for recovery and control improvement.
Internal Audit vs Statutory Audit vs Internal Audit vs Due Diligence.
Each review has a different purpose. Internal audit is investigation-focused and should be used when suspicion, evidence trail and financial impact need deeper examination.
Internal Audit FAQs
Category-wise answers covering internal audit basics, triggers, documents, investigation process, fraud review, accounting records, board reporting, controls and common mistakes.
Basics
Important internal audit guidance.
A internal audit is a detailed examination of financial records, transactions, emails, vouchers, approvals and control trails to identify fraud, misappropriation, manipulation or suspicious activity.
It is required when management, investors, lenders, directors or regulators suspect fraud, fund diversion, expense inflation, fake vendors, cash leakage or financial misstatement.
Yes. Statutory audit gives an opinion on financial statements, while internal audit investigates specific concerns, evidence trails, transactions and potential misconduct.
A properly documented internal audit report may support internal action, board decisions, recovery efforts, disciplinary proceedings or legal strategy, subject to legal advice.
Boards, founders, investors, lenders, audit committees, CFOs, legal teams and owners can request internal audit where financial irregularity is suspected.
Eligibility
Who should consider internal audit.
Companies facing unexplained losses, cash gaps, suspicious vendors, related-party concerns, inventory mismatch or employee fraud indicators should consider internal audit.
Yes. Startups may need internal review for founder disputes, investor diligence, fund utilisation issues, employee fraud or expense manipulation.
Yes. SMEs often use internal audit to investigate cash leakage, stock differences, fake bills, payroll fraud or vendor kickback concerns.
Lenders may request internal audit where loan funds, diversion, end-use, related parties or financial reporting reliability are under concern.
Yes. Internal audit can be conducted for companies, LLPs, partnerships, proprietorships, trusts, societies and family businesses depending on records available.
Documents
Records commonly required.
Bank statements, ledgers, invoices, vouchers, GST returns, contracts, approvals, payroll records, stock reports, emails and accounting data may be required.
Yes. Bank statements are usually critical for fund flow review, suspicious payment tracing, cash withdrawals and reconciliation analysis.
Access to Tally, QuickBooks, Zoho, ERP or exported ledgers helps review journal entries, audit trails, user activity and transaction history.
Where relevant, email approvals, purchase orders, WhatsApp records, board notes or internal approvals may be reviewed to understand intent and authorisation.
Physical vouchers, stock registers, cheque books, receipt books, invoices and supporting files may be required where digital records are incomplete.
Process
How internal audit moves.
CompanyJi begins with issue scoping, confidentiality controls, document checklist, risk area identification and a structured investigation plan.
Timeline depends on period covered, transaction volume, record quality, number of entities, banking trails, interviews and complexity of suspicious activity.
Yes. Internal audit should be handled confidentially with limited access, secure document sharing and clear reporting lines.
Many ledger, bank, GST and document reviews can be done remotely, but physical verification or interviews may be needed in some cases.
The report may include scope, methodology, key findings, transaction trails, evidence references, financial impact, control gaps and recommended next steps.
Review
Fraud and transaction review.
It can identify fake invoices, duplicate payments, cash leakage, inflated expenses, payroll fraud, inventory manipulation, fund diversion and related-party abuse.
Yes. Vendor master data, invoices, GST records, bank accounts, purchase orders and approval trails can be reviewed for red flags.
Yes. Employee reimbursements, payroll, advances, access logs, approvals and conflict-of-interest indicators can be examined.
Bank trails, inter-company transfers, related parties, cash withdrawals and unusual journal entries can be traced to identify diversion indicators.
Stock registers, purchase records, sales data, production records, physical verification and write-off patterns can be reviewed.
Finance
Books, GST and financial records.
Yes. GST returns, e-way bills, input credits, vendor GSTINs and invoice trails can be compared with books and bank records.
Yes. Expense ledgers, invoices, approvals, vendor identity, recurring amounts and payment trails can reveal inflated or unsupported expenses.
Yes. Manual journals, backdated entries, round figures, suspense accounts and unusual year-end entries are important internal indicators.
Yes. Cash book, receipts, withdrawals, petty cash, deposits and supporting vouchers can be examined for leakage or mismatch.
Indicators such as revenue inflation, expense deferral, stock overstatement, related-party entries and provision manipulation can be reviewed.
Management
Governance and legal support.
Yes. It gives directors and audit committees fact-based findings for corrective action, recovery, control improvements and legal consultation.
No. Internal audit provides financial findings and evidence analysis; legal strategy should be guided by lawyers.
The company can decide report circulation based on confidentiality, legal advice, shareholder rights and governance requirements.
Yes. It can review fund use, related-party transactions, director payments, advances and accounting irregularities relevant to disputes.
It can identify trails, responsible parties and financial impact, which may support recovery steps through management or legal channels.
Controls
Prevention and compliance.
No. It also identifies weak controls and recommends stronger approval, banking, vendor, payroll and accounting processes.
Yes. Segregation of duties, maker-checker controls, payment approvals, vendor onboarding and reconciliations can be strengthened.
Yes. ERP, accounting software, bank portal and document access rights should be reviewed to reduce future misuse.
It helps reduce risk when findings are converted into controls, monitoring dashboards, reconciliations and accountability structures.
Yes. CompanyJi can help with accounting cleanup, compliance calendar, reconciliations and control documentation after the internal review.
Mistakes
Common internal audit mistakes.
The biggest mistake is delaying investigation, allowing evidence to be altered, deleted or overwritten before records are secured.
Premature disclosure may affect evidence. Communication should be planned carefully with management and legal advisors.
Yes. Missing invoices, bank statements, approvals, logs or ledgers can limit conclusions and make evidence trails weaker.
No. Books should be cross-checked with bank, GST, contracts, emails, inventory, payroll and external evidence where available.
Yes. A clear scope, period, entities, transactions and reporting objective helps avoid delay and unclear findings.
Make your investigation evidence-ready and action-ready.
Before suspicious transactions, missing records, vendor manipulation or cash leakage become harder to prove, prepare a confidential internal audit file with CompanyJi’s structured investigation support.