Chris John

Expert

Published on: Sep 15, 2026

Due Diligence in Mergers and Acquisitions

Executing a merger and acquisition requires meticulous planning and execution. Before closing a deal, buyers typically engage in specific, agreed-upon procedures to evaluate the target from commercial, financial, tax, and legal perspectives. Apart from addressing critical economic issues, this process encompasses a wide range of tax and regulatory matters, such as exchange control, indirect taxes, income taxes, and capital market regulations. This evaluation process is commonly referred to as a 'due diligence exercise'. It provides potential buyers with crucial information about the target business, helping them manage associated risks. This article delves into the concept of Due Diligence and its various aspects.

Types of Due Diligence

Due diligence can be categorized into different types based on who conducts the Due Diligence and what aspects are examined.

Primary Interest Perspective

From the fundamental perspective of 'who' conducts the Due Diligence, there are two main types:

  • Buyer Due Diligence: Typically, Due Diligence refers to the examination conducted by the buyer or acquirer, who seeks insight into the target's potential upsides and risks. Buyers usually appoint consultants to carry out this process, providing expert advice on the findings.
  • Vendor Due Diligence: Increasingly popular, vendor Due Diligence is conducted by the target entity's management. Consultants are hired to produce a report highlighting the target's exposures or benefits. This report is shared with potential investors or acquirers, helping them make investment decisions.

Functional Perspective

Regarding functional perspective, the focus is on what aspects of the target are being evaluated. In India, various types of Due Diligence are prevalent, including commercial, technical, environmental, human resource, and legal assessments.

Due Diligence vs. Statutory Audit & Internal Audit

In India, it is mandatory for companies to conduct statutory audits by independent Chartered Accountants and, in some cases, internal audits concerning their processes. While Due Diligence significantly differs from these audits, their comparison provides clarity:

ParameterStatutory AuditInternal AuditDue Diligence
Appointed byShareholders of the companyManagement of the companyGenerally by the buyer and sometimes by the management of the target
The reader of the reportShareholders, regulatory authoritiesManagementDeal-making parties
Extent of reliance on information provided by managementRelatively highRelatively highLow to medium; information is tested for reliability
MandatoryMandatorily required under the statute.Mandatorily required under the statute for certain prescribed companies.Not mandatory
ObjectiveTo report on the fairness and truth of the financial statements.To report on specific issues with the internal processes of the company.To highlight exposures and upsides of the target.
ScopeDefined by natureDefined by the managementNo specific scope; determined by the buyer or seller
Perspective and focusFocuses on past informationAdopts a futuristic approachBlends past and futuristic perspectives
ConfidentialityLow; for listed companies, the audit report is publicly accessible.High; typically, only management has access to the report.High; only the deal-making parties have access to the report.

Due Diligence from a Tax Perspective

Tax is an unavoidable and substantial cost, making tax Due Diligence a significant element in M&A decision making. Although tax is not the primary concern in M&A transactions, understanding the target's tax profile and quantifying tax exposures can reveal crucial insights. Tax Due Diligence also uncovers potential tax benefits accessible to the target, helping in structuring the deal efficiently.

While conducting tax Due Diligence, buyers must identify potential tax risks and ensure adequate protection, often through tax warranties and indemnities. This helps balance the negotiations and does not impact the transaction's commercial feasibility for the seller.

In summary, tax Due Diligence aims to:

  • Validate tax representations made during pre-deal negotiations.
  • Confirm tax assumptions used to value the target.
  • Identify material tax exposures and their characteristics.
  • Identify potential tax benefits being claimed by the target.
  • Structure the deal to optimize tax efficiency.
  • Assess the availability of tax losses, credits, and other tax assets.
  • Implement adequate protection mechanisms, such as warranties and indemnities.

For entities interested in fulfilling their tax obligations effectively, resources such as partnership tax return filing fees and pricing models provide valuable insights on related tax processes and expenses.

Back to Learn

Frequently Asked Questions

Common questions about Due Diligence Services for M&A Transactions.

Due diligence is a comprehensive investigation and evaluation of a target company or asset that a buyer conducts before completing an acquisition or merger. It is crucial because it helps the buyer gain a thorough understanding of the target's financial, legal, and operational aspects, enabling informed decision-making and risk management.
The article outlines two perspectives: the "who" perspective, which includes buyer due diligence and vendor due diligence, and the "what" or functional perspective, which covers commercial, technical, environmental, human resource, and legal due diligence.
Buyer due diligence is conducted by the buyer or acquirer to gain insights into the target's upsides and exposures. Vendor due diligence is carried out by the target company's management, often when multiple potential buyers are involved, and the report is shared with interested parties.
Due diligence is distinct from statutory and internal audits in terms of its objectives, scope, perspective, confidentiality, and mandatory nature. Unlike audits, due diligence focuses on highlighting exposures, upsides, and deal-making considerations for the parties involved.
Tax due diligence plays a prominent role in M&A decision-making as it helps understand the target's tax profile, uncover and quantify potential tax exposures and benefits, structure the deal in a tax-efficient manner, and ensure adequate protection mechanisms for the buyer.
The main objectives of tax due diligence include validating tax representations and assumptions, identifying material tax exposures and upsides, structuring the deal tax-efficiently, assessing the availability of tax losses and credits, and ensuring adequate protection mechanisms for the buyer.
Due diligence helps manage risks associated with an acquisition or merger by providing the buyer with relevant information about the target's financial, legal, operational, and other aspects, allowing for informed decision-making and the identification of potential issues or liabilities.
Yes, due diligence can identify potential upsides or benefits for the buyer, such as tax benefits, synergies, growth opportunities, or undervalued assets, which can influence the buyer's decision and valuation of the target.
Due diligence is not mandated by law, but it is considered a crucial and standard practice for mergers and acquisitions to mitigate risks and make informed decisions based on a comprehensive understanding of the target.
Due diligence is typically conducted by external consultants or advisors appointed by the buyer or the target company's management. These consultants provide expert advice and analysis based on their findings from the due diligence process, helping the parties make informed decisions.