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October 19, 2026
Auditor Resignation and Appointment in a Company: Explained
Introduction
Auditor Resignation and Appointment is a compliance-sensitive process because the outgoing auditor and the company have separate responsibilities under the Companies Act, 2013. When a statutory auditor resigns before completing the term, a casual vacancy arises and the company must follow the prescribed procedure for filling that vacancy.
The Auditor Resignation and Appointment process generally involves Form ADT-3 filing by the outgoing auditor, identifying an eligible replacement, taking Board action, obtaining members’ approval and completing the applicable Registrar of Companies (ROC) requirements.
Following the correct procedure is important because missed filings or statutory timelines may result in penalties and compliance issues.
Quick Insights
- The resigning auditor must file Form ADT-3 within 30 days of resignation.
- The Board must fill the resulting casual vacancy within 30 days.
- Where the vacancy arises due to resignation, members must approve the appointment at a general meeting convened within three months of the Board’s recommendation.
- The replacement auditor holds office until the conclusion of the next Annual General Meeting.
- Companies should follow current MCA portal requirements for reporting an auditor appointed against a casual vacancy.
What is Auditor Resignation and Appointment?
Auditor Resignation and Appointment refers to the process followed when an existing statutory auditor resigns before expiry of the term and another auditor is appointed to fill the resulting casual vacancy.
This is different from the normal appointment or reappointment of an auditor at an Annual General Meeting.
Under Section 139(8) of the Companies Act, 2013, a casual vacancy in the office of an auditor of a company other than one whose auditor is appointed by the Comptroller and Auditor-General of India must be filled by the Board within 30 days.
Where the vacancy arises because of resignation, the appointment must also be approved by the company at a general meeting convened within three months of the Board’s recommendation.
The auditor appointed against such casual vacancy holds office until the conclusion of the next AGM.
Legal Provisions for Auditor Resignation and Appointment
The principal provisions governing Auditor Resignation and Appointment are Sections 139, 140 and 141 of the Companies Act, 2013 along with the Companies (Audit and Auditors) Rules, 2014.
Section 140(2) – Resignation by Auditor
An auditor who resigns must file a statement within 30 days from the date of resignation with the company and the Registrar.
The statement must disclose the reasons for resignation and other relevant facts.
For companies covered by Section 139(5), the auditor must also file the statement with the Comptroller and Auditor-General of India.
Rule 8 of the Companies (Audit and Auditors) Rules, 2014 prescribes Form ADT-3 for this purpose.
Section 139(8) – Filling Casual Vacancy
Where Auditor Resignation and Appointment becomes necessary because the existing auditor resigns, the Board must fill the resulting casual vacancy within 30 days.
The appointment must additionally be approved by members at a general meeting convened within three months of the Board’s recommendation.
Section 139(11) – Audit Committee
Where a company is required to constitute an Audit Committee under Section 177, the appointment of an auditor, including filling a casual vacancy, must be made after taking into account the recommendation of the Audit Committee.
Step-Wise Auditor Resignation Procedure
The Auditor Resignation Procedure starts with the outgoing auditor and is followed by action from the company.
Step 1: Auditor Communicates the Resignation
The auditor should formally communicate the resignation to the company, clearly stating the effective date and reasons for resignation.
A written resignation also helps establish the date from which the resulting casual vacancy and related statutory timelines need to be considered.
Step 2: Auditor Files Form ADT-3
The statutory responsibility for filing Form ADT-3 lies with the resigning auditor.
Under Section 140(2), the auditor must file the prescribed statement within 30 days from the date of resignation with the company and ROC, stating the reasons and other facts considered relevant.
This is an important distinction in Auditor Resignation and Appointment because the company does not file ADT-3 on behalf of the outgoing auditor.
Step 3: Board Takes Note of the Casual Vacancy
After receiving the resignation, the Board should formally take note of:
- Resignation of the statutory auditor;
- Effective date of resignation;
- Resulting casual vacancy; and
- Need to identify an eligible replacement.
The company should then begin the replacement process within the statutory timeline.
Procedure for Appointment of New Auditor
The Appointment of New Auditor following resignation is primarily governed by Section 139(8).
Companies that need professional support with the appointment of statutory auditor can seek assistance with documentation and procedural compliance.
Step 1: Identify an Eligible Auditor
Before proceeding with Auditor Resignation and Appointment, the company should verify that the proposed auditor satisfies the applicable qualification requirements and is not disqualified under Section 141.
Section 141 contains restrictions relating to matters including financial interests, indebtedness, business relationships, employment connections and limits on audit assignments.
Companies can also review the duties of an auditor to understand the statutory responsibilities that apply once the auditor assumes office.
Step 2: Obtain Consent and Eligibility Documentation
The company should obtain the proposed auditor’s written consent and appropriate eligibility documentation before completing the appointment.
The documentation should support the company’s assessment that the proposed auditor is eligible to accept the assignment and is not disqualified under applicable provisions.
These records should be maintained as part of the company’s corporate compliance documents.
Step 3: Obtain Audit Committee Recommendation, Where Applicable
Where an Audit Committee is required under Section 177, the proposed Auditor Resignation and Appointment should first be considered through the Audit Committee process.
The recommendation of the Audit Committee must be taken into account before the casual vacancy is filled.
Step 4: Convene the Board Meeting
The Board should consider the resignation and proposed replacement and fill the casual vacancy within 30 days.
The Board resolution should record the appointment and the further action required for obtaining members’ approval because the vacancy arose due to resignation.
Step 5: Obtain Members’ Approval
Board action alone does not complete Auditor Resignation and Appointment where the vacancy results from resignation.
Section 139(8)(i) requires the appointment to also be approved by the company at a general meeting convened within three months of the Board’s recommendation.
The new auditor holds office until the conclusion of the next AGM.
Step 6: Inform the New Auditor and Complete Applicable ROC Filing
The company should formally communicate the appointment to the incoming auditor.
The current Form ADT-1 includes “Auditor appointed in case of casual vacancy” as a nature-of-appointment option. However, Rule 4(2) of the Companies (Audit and Auditors) Rules continues to expressly refer to appointments under the fourth proviso to Section 139(1) and has not been correspondingly expanded to expressly mention Section 139(8).
Accordingly, where Auditor Resignation and Appointment involves a casual vacancy, companies should follow the current MCA portal requirements and applicable ROC guidance for reporting the appointment.
Documents Required for Auditor Resignation
For proper Auditor Resignation and Appointment documentation, the resignation side will generally include:
|
Document |
Purpose |
|
Resignation letter or communication |
Records resignation and effective date |
| Reasons and relevant facts |
Supports statutory resignation statement |
|
Form ADT-3 |
Filing by outgoing auditor |
| Board note/resolution |
Records resignation and casual vacancy |
|
ADT-3 acknowledgement |
Evidence of ROC filing |
The additional corporate records help maintain a clear compliance trail for both the auditor and company.
Documents Required for Appointment of New Auditor
The company should generally maintain:
|
Document |
Purpose |
|
Written consent of proposed auditor |
Confirms willingness to accept appointment |
| Eligibility documentation/certificate |
Supports eligibility verification |
|
Audit Committee recommendation |
Where applicable |
| Board resolution |
Records action on casual vacancy |
|
General meeting notice |
Calls members’ meeting |
| Explanatory statement, where applicable |
Explains the business before members |
|
Members’ resolution |
Records approval |
| Appointment letter |
Formal communication to incoming auditor |
|
Applicable ROC filing records |
Records appointment as required |
These records create a proper documentary trail for Auditor Resignation and Appointment compliance.
Compliance Timeline for Auditor Resignation and Appointment
|
Compliance |
Responsibility |
Timeline |
|
Form ADT-3 |
Resigning auditor | Within 30 days of resignation |
| Filling casual vacancy | Board |
Within 30 days |
|
Members’ approval where vacancy results from resignation |
Company | General meeting within 3 months of Board recommendation |
| Applicable ROC intimation | Company |
As per current MCA filing requirements for the appointment |
|
Tenure of replacement auditor |
New auditor |
Until conclusion of next AGM |
Companies can also maintain an updated ROC compliance calendar to track auditor-related events together with annual and event-based company filings.
Auditor Resignation vs Removal of Auditor
Auditor Resignation in a Company should not be confused with removal of an auditor before expiry of the term.
In resignation, the auditor voluntarily leaves office. Section 140(2) applies and the prescribed statement is filed through Form ADT-3.
Removal, on the other hand, is initiated by the company. Under Section 140(1), an auditor may be removed before expiry of the term only after obtaining the previous approval of the Central Government and passing a special resolution.
The auditor must also be given a reasonable opportunity of being heard.
Therefore, removal and Auditor Resignation and Appointment are separate statutory procedures and should not be used interchangeably.
What Happens if the Auditor Does Not File ADT-3?
Failure to comply with Section 140(2) can result in a penalty on the auditor.
Under Section 140(3), the penalty is ₹50,000 or an amount equal to the auditor’s remuneration, whichever is less.
Where the failure continues, an additional penalty of ₹500 for each day after the first day applies, subject to a maximum of ₹2 lakh.
Timely filing of ADT-3 is therefore an important component of Auditor Resignation and Appointment compliance.
Special Rule for Government Companies
The usual Board-driven process differs where the company’s auditor is appointed by the CAG.
Under Section 139(8)(ii), the CAG must fill a casual vacancy within 30 days.
If the CAG does not fill the vacancy within that period, the Board must fill it within the next 30 days.
A company should therefore first establish whether the CAG appointment framework applies before following the general Auditor Resignation and Appointment procedure.
Common Compliance Mistakes to Avoid
Companies should avoid treating receipt of the resignation letter as completion of the process.
Common mistakes include:
- Assuming that the company is responsible for filing ADT-3;
- Missing the Board’s 30-day timeline;
- Failing to obtain members’ approval when the vacancy is caused by resignation;
- Appointing an auditor without checking Section 141 eligibility;
- Ignoring the Audit Committee recommendation where applicable;
- Treating resignation and removal as the same procedure; and
- Assuming an ROC filing timeline without checking current MCA requirements for the casual-vacancy appointment.
Auditor-related filings form part of wider ROC compliance requirements, so companies should maintain proper resolutions, supporting documents and filing records for each corporate event.
How Ebizfiling Can Help with Auditor Resignation and Appointment?
Auditor Resignation and Appointment requires coordination between the outgoing auditor, proposed auditor, Board, members and the ROC compliance process.
Ebizfiling can assist companies through its company compliance services with corporate documentation, Board and general meeting requirements and applicable MCA filing support.
Companies appointing a replacement auditor can also use Ebizfiling’s auditor appointment services for assistance with consent documentation, Board records and procedural requirements.
Need help with Auditor Resignation and Appointment? Connect with Ebizfiling for assistance with auditor appointment documentation, ROC compliance and Companies Act requirements.
Conclusion
Auditor Resignation and Appointment involves more than replacing one statutory auditor with another. The outgoing auditor must comply with Section 140(2) and Form ADT-3 requirements, while the company must fill the resulting casual vacancy in accordance with Section 139(8).
The company should also verify the proposed auditor’s eligibility, complete the required Board and members’ approval process, maintain supporting documentation and follow current MCA requirements for reporting the appointment.
Completing each stage of Auditor Resignation and Appointment within the applicable timeline helps maintain a clear statutory record and reduces the risk of Companies Act non-compliance.
Suggested Reads:
Frequently Asked Questions
1. Can an auditor resign while the statutory audit is pending?
Yes, an auditor may resign during the tenure of the statutory audit assignment. However, the resignation should be properly documented with the reasons and relevant facts. The resigning auditor must comply with Section 140(2) of the Companies Act, 2013 by filing the prescribed statement through Form ADT-3, while the company must complete the process for filling the resulting casual vacancy.
2. Is Form ADT-3 filed by the auditor or the company?
Form ADT-3 is filed by the resigning auditor, not by the company. Under Section 140(2) of the Companies Act, 2013, the auditor who resigns must submit a statement containing the reasons and other relevant facts relating to the resignation with the company and the Registrar of Companies within the prescribed period.
The company’s responsibility is to record the resignation, identify the resulting casual vacancy and complete the appointment process for the replacement auditor.
3. Can the Board appoint a new auditor without shareholder approval after resignation?
No. When a casual vacancy arises due to the resignation of a statutory auditor, the Board can fill the vacancy within the prescribed period, but the appointment must also be approved by the members at a general meeting convened within three months of the Board’s recommendation under Section 139(8) of the Companies Act, 2013.
This shareholder approval requirement specifically applies when the vacancy is caused by resignation.
4. Is a No Objection Certificate (NOC) from the previous auditor mandatory for appointing a new auditor?
No. The Companies Act, 2013 does not specifically prescribe a mandatory NOC from the previous auditor for appointment against a casual vacancy.
However, professional communication with the previous auditor may be required under applicable ICAI ethical requirements before accepting the audit assignment. The incoming auditor should complete the necessary professional checks before accepting the appointment.
5. What Section 141 eligibility checks should a company perform before appointing a new auditor?
Before completing the Appointment of New Auditor, the company should verify that the proposed auditor is eligible under Section 141 of the Companies Act, 2013.
The company should consider factors including:
Disqualifying relationships with the company;
Financial interests or indebtedness;
Prohibited business relationships;
Employment-related restrictions; and
Limits on the number of audit assignments.
The company should obtain the required consent and eligibility documentation from the proposed auditor before proceeding with the appointment.
6. Can the same auditor be appointed again after filling a casual vacancy?
Yes, the same auditor may be considered for appointment again if the company follows the applicable appointment procedure and the auditor continues to satisfy the eligibility requirements under Section 141.
An auditor appointed against a casual vacancy generally holds office until the conclusion of the next Annual General Meeting. Any further appointment must be completed according to the applicable provisions of the Companies Act, 2013.
7. Can an auditor mention professional disagreement as the reason for resignation in Form ADT-3?
Yes. An auditor may mention professional disagreement or other relevant circumstances as the reason for resignation, provided the reasons and relevant facts are disclosed appropriately in the statement filed under Section 140(2).
The purpose of Form ADT-3 is to provide transparency regarding the auditor’s resignation and the circumstances leading to it.
8. What documents should a company maintain after auditor resignation and replacement?
A company should maintain a complete compliance record for Auditor Resignation and Appointment, including:
Auditor resignation letter;
Form ADT-3 details and acknowledgement;
Board resolution recording the vacancy;
Consent of the proposed auditor;
Eligibility certificate/documentation;
Audit Committee recommendation, where applicable;
General meeting notice and members’ approval documents;
Appointment letter issued to the new auditor; and
Applicable ROC filing records.
Maintaining these documents helps establish compliance with Sections 139, 140 and 141 of the Companies Act, 2013.
9. Can Ebizfiling assist with Board resolutions and ROC compliance for auditor appointment?
Yes. Ebizfiling can assist companies with auditor appointment-related compliance support, including preparation of corporate documentation, Board and general meeting records, and assistance with applicable ROC compliance requirements.
The scope of assistance may vary depending on the company’s requirements and the nature of the auditor appointment.
10. Can Ebizfiling help with auditor change-related compliance documentation?
Yes. Ebizfiling can assist companies with documentation and compliance support involved in auditor changes, including reviewing required records, coordinating compliance steps and supporting applicable MCA-related filing requirements.
However, the appointment of the auditor remains subject to the eligibility requirements under the Companies Act, 2013 and applicable professional regulations.
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