Energy Infrastructure Engineering Services Under SAC Code 998335
Energy Infrastructure Engineering help businesses plan, design and execute projects in a safe and efficient way. In day to day work, clients engage these services for feasibility studies, concept plans, detailed engineering and on-site technical support so that projects meet performance and safety requirements.
SAC 998335 is used when the main work relates to engineering consultancy for power generation and energy infrastructure projects It covers professional involvement from early planning through to implementation support, depending on what is agreed in the contract.
In practice, assignments under this code often touch areas like power engineering consultants. Using SAC 998335 under GST helps consultants and clients keep technical scope and tax treatment aligned for each project.
Energy Infrastructure Engineering Services GST Rate for SAC Code 998335
From a GST angle, energy infrastructure engineering are treated as supply of services. The taxable value usually includes professional fees, design or review charges, visit fees and any reimbursable costs that are billed as part of the same engineering assignment.
After the September 2025 GST revision, most engineering and technical consultancy services that do not have any special notification remain under the standard 18% slab. Registered business clients can generally claim input tax credit when these services are used for making taxable supplies or for running their business, subject to normal ITC conditions.
The table below shows the latest standard GST rate for SAC code 998335.
| Code | Description | Old GST Rate (till 21 Sep 2025) |
New GST Rate (from 22 Sep 2025) |
Notes on change / inclusions |
|---|---|---|---|---|
| 998335 | Engineering services for power projects | 18% with ITC | 18% with ITC | Power-project engineering is explicitly tagged with 18% GST in SAC lookup tools. A detailed engineering-services article also confirms 18% as the rate for architects and engineers in India. |
In practice, firms that provide energy infrastructure engineering should apply 18% GST on the taxable value, quote SAC 998335 on their tax invoices and keep the same classification in their GST workings so that billing, costing and input tax credit remain easy to follow.
Explore Other SAC Codes Under 9983
SAC 998335 sits inside the wider heading 9983, which groups different kinds of engineering, architectural and project related services. Each six digit SAC in this family points to a specific type of project so that contracts and GST classification match the real nature of the work.
The list below highlights key six-digit SAC codes under 9983.
When selecting a code from the 9983 group, service providers should choose the SAC that best describes their primary service, whether it is energy infrastructure engineering or another focused engineering discipline. Using the correct six digit SAC and GST rate in % keeps proposals, work orders and GST returns aligned for both the consultant and the client.
Conclusion
SAC 998335 is meant for energy infrastructure engineering where specialised technical input is provided in return for professional fees. These services are generally taxed at 18% under GST, with ITC normally available to eligible registered recipients when the services are used for their taxable business. By using SAC {code} consistently and charging the correct GST rate in %, engineering firms and their clients can keep documentation, billing and GST compliance neat and easy to support during reviews.
Important Disclaimer
The entire content on this page has been arranged to the best of the author's understanding and is subject to periodic updates as per the law for the time being in force. The above does not constitute professional advice or a formal recommendation. While due care has been taken in preparing this content, the existence of mistakes and omissions cannot be ruled out. BUSY Infotech Private Ltd. and its associates will not be held responsible for any loss or damage arising from any inaccurate or incomplete information in this document. We recommend consulting a professional tax consultant before acting on the information contained in this piece of content.
Frequently Asked Questions
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What is SAC code 998335 in GST for energy infrastructure engineering?
SAC 998335 is used for engineering consultancy related to energy and power projects. It covers design and advisory services for thermal plants, hydro projects, solar and wind farms, transmission lines, substations and similar energy infrastructure, from concept to detailed engineering and sometimes project monitoring and technical support.
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Does SAC 998335 cover power engineering consultancy for generation and energy projects?
Yes. Services like plant layout design, boiler and turbine engineering, balance of plant design, grid integration studies, load flow analysis and substation design typically fall under SAC 998335. Consultants help ensure power projects meet technical standards, safety norms and performance targets before and during project implementation.
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What GST rate applies to energy infrastructure engineering services under SAC 998335?
Energy and power engineering consultancy under SAC 998335 is generally taxed at 18%. GST applies on retainers, lump sum project fees and milestone based invoices. In some cross border or export assignments, these services may be zero rated if they meet conditions for export of services under GST.
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Should consultants for solar, thermal or transmission projects use SAC 998335 on invoices?
Yes. When consultants provide specialised engineering services for solar parks, wind farms, thermal plants, hydro stations or transmission corridors, they normally use SAC 998335 on invoices. If they also act as EPC contractors or supply major equipment, those activities are classified and billed separately under appropriate SAC or HSN codes.
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Can power companies claim ITC on GST paid for SAC 998335 services used in projects?
Power companies and project developers can usually claim ITC on GST for SAC 998335 services when electricity or related services are part of taxable business activities. Where the output supply is exempt or outside GST, ITC may not be allowed or may need proportionate reversal as per rules.