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Direct Tax Code / Taxation

In-House R&D Deduction for Manufacturing Companies — What Qualifies

A comprehensive guide to in-house R&D deduction under Section 45(2) for manufacturing companies, covering eligibility, the DSIR approval process, and what qualifies as deductible R&D expenditure.

25 Jul 20267 min read

Manufacturing companies engaged in research and development (R&D) are eligible for significant tax deductions under Section 45(2) of the Direct Tax Code (DTC) 2025. This provision allows deduction for expenditure on scientific research incurred on in-house R&D facilities. Understanding what qualifies and the approval process is essential for manufacturing companies to claim this deduction. This guide analyses the Section 45(2) deduction and its application to manufacturing companies.

The R&D Deduction Framework Under Section 45(2)

Section 45(2)(i) — Deduction for In-House R&D

Section 45(2)(i) provides that "A deduction shall be allowed in respect of any expenditure on scientific research incurred (not being expenditure in the nature of cost of any land or building) by a company engaged in the business of:

  • Bio-technology; or
  • Manufacture or production of any article or thing, which is not specified in Schedule XIII"

The deduction is allowed on in-house research and development facility as approved by the prescribed authority, subject to the conditions and manner as may be prescribed.

Section 45(2)(iii) — No Deduction Under Other Provisions

No deduction shall be allowed in respect of the expenditure mentioned in Section 45(2)(i) under any other provision of the DTC.

Section 45(2)(iv) — Conditions and Documentation

The expenditure under Section 45(2)(i) shall be allowed subject to such conditions and on furnishing of documents in such form and manner, as may be prescribed.

What Qualifies for R&D Deduction

1. Scientific Research

"Scientific research" means any activity for the extension of knowledge in the fields of natural or applied science. For manufacturing companies, this includes:

  • Development of new products or processes
  • Improvement of existing products or processes
  • Research into manufacturing techniques
  • Development of new materials or components

2. In-House R&D Facility

The deduction is for expenditure incurred on an in-house research and development facility. The facility must be approved by the prescribed authority.

3. Nature of Expenditure

The expenditure must be on scientific research, not being in the nature of cost of any land or building.

4. Qualifying Companies

The deduction is available only to companies engaged in:

  • Bio-technology; or
  • Manufacture or production of any article or thing not specified in Schedule XIII

Schedule XIII contains items like beer, wine, tobacco, cosmetics, toothpaste, aerated waters, and certain other specified articles.

The DSIR Approval Process

Rule 29(2) — Approval by DSIR

The prescribed authority for Section 45(2) is the Secretary, Department of Scientific and Industrial Research (DSIR), Government of India.

Key Requirements

A company is eligible for deduction only after:

  • Entering into an agreement with the prescribed authority for cooperation in an in-house research and development facility
  • Complying with conditions relating to maintenance of books, audit, and reporting

Rule 29(2)(d) — Order of Approval

The prescribed authority shall:

  • If satisfied that the conditions are fulfilled, pass an order in writing in Form No. 14, approving the facility within four months from the end of the month in which application is received
  • Where an application is rejected, a reasonable opportunity of being heard shall be granted
  • Furnish a copy of such order to the Chief Commissioner of Income-tax having jurisdiction over such company

Rule 29(2)(e) — Conditions for Approval

Approval shall be subject to the following conditions:

  • The facility should not relate purely to market research, sales promotion, quality control, testing, commercial production, style changes, routine data collection or activities of similar nature
  • The prescribed authority shall furnish electronically its report in Part A of Form No. 12 (approval of facility) and Part B of Form No. 12 (quantifying expenditure)
  • The report in Form No. 12 shall be furnished electronically to the Chief Commissioner of Income-tax within 120 days

Ongoing Conditions

The company must:

  • Maintain separate books of account for each approved facility which shall be audited annually
  • Furnish a report of audit in Form No. 13 to the Secretary, DSIR on or before the due date for furnishing the return of income
  • Attach a copy of the audited annual account with the return of income
  • Ensure capital and revenue expenditure is reflected in the schedules or notes to accounts in the audited financial statement
  • Utilise assets acquired only for the approved purpose without DSIR approval

What Does Not Qualify

Excluded Activities

The following activities do not qualify for R&D deduction:

  • Market research
  • Sales promotion
  • Quality control
  • Testing (unless research-based)
  • Commercial production
  • Style changes
  • Routine data collection
  • Activities of similar nature

Excluded Expenditure

  • Cost of land or building
  • Expenditure on assets not used for R&D
  • Expenditure on activities not related to R&D

Documents Required

Application Documents

  • Form No. 11: Application for entering into an agreement for in-house R&D facility
  • Detailed project report on the R&D facility
  • Details of the expenditure to be incurred
  • Expected date of completion of the facility

Post-Approval Documents

  • Form No. 14: Order of approval from DSIR
  • Separate books of account for the approved facility
  • Annual audit report in Form No. 13
  • Audited annual accounts attached with the return of income
  • Report in Form No. 12 from DSIR

Practical Compliance

1. Apply Early

Apply for approval well in advance of incurring the R&D expenditure. The DSIR approval process takes time, and the deduction is available only for expenditure incurred on an approved facility.

2. Maintain Separate Books of Account

Maintain separate books of account for the approved facility. This is essential for claiming the deduction and for audit purposes.

3. Get Annual Audit

Get the books of account audited annually by an accountant. The audit report must be furnished in Form No. 13.

4. File Reports Timely

File all reports timely, including the audit report, audited annual accounts, and the report from DSIR.

5. Utilise Assets for Approved Purpose

Ensure that the assets acquired by the approved facility are utilised only for the approved purpose.

Consequences of Non-Compliance

Disallowance of Deduction

If the conditions are not fulfilled, the deduction may be disallowed. The Assessing Officer may recompute the total income of the assessee for the relevant tax years.

Interest and Penalty

Non-compliance may also result in:

  • Interest on tax shortfall
  • Penalty for incorrect claim
  • Withdrawal of the approval

Expert Legal Guidance

Anuj Desai & Associates provides comprehensive legal advisory services on in-house R&D deduction for manufacturing companies. Our direct tax experts help manufacturing companies understand the deduction conditions, prepare applications, and navigate the DSIR approval process. We assist in application preparation, documentation, and representation before the prescribed authority.


Disclaimer: This article provides general information and does not constitute legal advice. For specific guidance on R&D deduction or any other direct tax matter, please consult qualified legal professionals.


Need Expert Legal Guidance?

Navigating the complex in-house R&D deduction framework under Section 45(2) requires experienced legal counsel. At Anuj Desai & Associates, we provide comprehensive direct tax advisory services, including:

  • Application Preparation: Assistance with Form No. 11 filing
  • Approval Process: Guidance on the DSIR approval process
  • Documentation: Assistance with documentation and audit reports
  • Representation: Representation before DSIR and income-tax authorities

Contact us for expert legal guidance on your manufacturing R&D deduction matters.


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