- BIS Scheme X Certification for gear ensures safety and quality compliance under India’s mandatory product standards.
- It applies to manufacturers of industrial, automotive, and mechanical gear systems.
- Certification under Scheme X is mandatory before selling in Indian markets.
- The process includes product testing, factory audit, and documentation as per BIS standards.
- Delays often happen due to improper sample submission or incorrect documents.
- This guide covers who needs it, how to apply, cost, timeline, and expert tips.
Introduction
Withstands scrutiny from all the relevant statutory authorities across industries, be it production, manufacturing, or import in the country, for delivering quality, safety, and standard to national standards. Engaging into development of product standards for different products is one of the mega roles played by Bureau of Indian Standards (BIS) for India in ensuring quality marks of products through various certification schemes. One such BIS scheme made specifically for industrial machinery and mechanical components is the BIS Scheme X.
This complete blog by Diligence Certification mentioned in it is meant to explain the relevance and scope of BIS Scheme X Certification for gear and other related transmission components along with stepwise procedure of obtaining the same-to help businesses meet the regulations and also reassure their trust in the domestic market.
Among the most important products mentioned in Scheme X are gears and gearboxes, toothed wheels and chain sprockets, ball or roller screws and torque converters, speed changers and several transmission elements with their assemblies and subassemblies. They represent the backbone of industrial automation, equipment manufacturing, automotive systems and of course heavy machinery.
Understanding BIS Scheme X
The BIS Scheme X regulates and gives certificates for mechanical machines and components under the Compulsory Registration Scheme (CRS). Systems that are complex mechanical systems and their sub-assemblies that find their applications in industries like automotive, manufacturing, mining, heavy equipment, construction, energy, etc. Scheme X now caters to products with mandatory compliance shifting to performance, durability, and safety.
Scope of Products under BIS Scheme X

BIS Scheme X Certification includes the following category of products:
- Any gear or gearing type
- Toothed wheels and chain sprockets
- Transmission elements (shafts, clutches, couplings)
- Ball or roller screws
- Gearboxes and speed changers
- Torque converters
- Assemblies, sub-assemblies, and individual components
These components form parts of motion, power transmission, and speed control in industrial applications and are very likely subject to heavy stress, load, and continuous operation and hence require quality assurance.
Importance of BIS Certification for Gears, Gearboxes, and Transmission Components
1.Adherence to Indian Standards
BIS certification provides assurance of a product’s compliance with Indian Standards as specified in ISI endorsements, along with performance metrics.
2. Market Eligibility
An authorizing BIS license is a prerequisite for any manufacturer or importer for trade or distribution of these mechanical products in the Indian market.
3.Improved Product Quality and Safety
Less Legal Liability and Consumer Complaints Certified products decrease the probabilities of legal liability and customer complaints concerning mechanical failure or defect.
Step-by-Step Process for BIS Scheme X Certification

BIS Certification is a simplified process under Scheme X for transmission systems and gear-based components.
Step 1: Identification of Applicable Indian Standards (IS)
The correct identification of the Indian Standard Code (IS Code) is determined by the function and technical characteristics of the product.
Step 2: Appointment of Authorized Indian Representative (AIR)
If the manufacturer is not based in India, there shall be the appointment of an Authorized Indian Representative (AIR) for BIS correspondences.
Step 3: Preparation of Documentation
A full set of documentation including the following must be prepared:
- Company registration certificate
- Factory license and layout
- Product technical specifications
- Manufacturing process flow
- Quality control measures and lab test reports
- Details of machinery and testing equipment
Step 4: Submission of Application
The application shall be submitted online by the BIS portal attaching the documents and selecting suitable product category as per Scheme X.
Step 5: Testing of Product at BIS-Recognized Lab
Samples of the product shall be sent to a laboratory for testing in accordance with standard methods. The laboratory shall ensure that the product remains in conformance with the applicable IS code.
Step 6: Factory Audit (If Required)
In many cases, especially during first time applications, BIS officials carry out factory inspections to verify production, capacity-infrastructure, and compliance.
Step 7: Grant of License
After the successful audit and satisfactory test results, the BIS grants the license with a unique ISI mark number, permitting the manufacturer to use and affix the mark on its products.
Key Documents Required
- Business Registration Certificate
- Manufacturing Unit Address Proof
- Factory Layout and Manufacturing Flowchart
- Product Specifications Sheet
- List of Manufacturing & Testing Equipment
- Test Reports from BIS-approved Labs
- Quality Control Certificates
- Authorized Signatory ID & Photograph
- Affidavit for Compliance (as per BIS format)
BIS Scheme X Certification Cost
The cost of BIS certification under Scheme X varies based on:
- Product type
- Number of standards applied
- Lab testing fees
- Inspection and application charges
On average, expect a cost range vary on product for complete certification, including consultation, testing, and licensing.
Note: Diligence Certification provides affordable packages customized for both MSMEs and large enterprises.
BIS Certification Validity & Renewal
- The BIS license is valid for 1 to 2 years initially.
- It can be renewed periodically by submitting updated test reports, compliance records, and renewal fees.
Timely renewal ensures uninterrupted use of the ISI mark and legal sales across India.
Role of Diligence Certification in BIS Scheme X Compliance
At Diligence Certification, we specialize in end-to-end BIS compliance services for mechanical components, including:
- Product classification and IS code selection
- AIR services for foreign manufacturers
- Complete documentation support
- Lab coordination and sample dispatch
- Assistance in factory audits and inspections
- BIS application submission and license acquisition
With our expert consultants and BIS liaison team, we ensure faster processing, cost optimization, and 100% compliance for your transmission and gear-based products.
Why Choose Diligence Certification?
- Deep expertise in BIS Scheme X
- Speedy application processing
- Transparent pricing & documentation
- 360° compliance solutions
- Trusted by 500+ global clients
- Dedicated account managers for personalized support
Conclusion
With growing industrialization and demand for high-performance machines, the need for BIS Scheme X Certification for gear , gearboxes, and transmission components has never been more critical. Whether you’re a domestic manufacturer or an international exporter targeting the Indian market, BIS Scheme X Certification is your gateway to compliance, safety, and market trust.
Partner with Diligence Certification, India’s most trusted compliance consultancy, to simplify your journey toward BIS certification. From audit application, we’ve got you covered.
Frequently Asked Questions (FAQs)
What’s the BIS Scheme X certification?
BIS scheme x certification doesn’t sell gears, gearboxes, or allied transmission elements, but ensures all of them conform to the Indian standards of quality and safety, and then sold in India.
Which products are covered underBIS Scheme X Certification for gears?
Gears, gearboxes, chain sprockets, ball or roller screws, speed changers, associated transmission components, and their assemblies/sub-assemblies have been included.
Why do I need a BIS Scheme X Certification for gears and gearboxes?
BIS certification can ensure the negative legality of products, safe manufacturing as well as acceptance in the Indian market, especially for government contracts and also private big contracts.
What are the advantages of BIS Scheme X certification?
Product quality guarantee, legal access to the market, and increased consumer trust, represented by the ISI mark, are benefits of BIS certification.
How can I gain access to BIS Scheme X certification?
Apply through the online portal, submit the documents, send the samples for lab testing, and conduct factory inspection (if required).
What are the documents needed for BIS Scheme X certification?
Documents include among others: Company registration, product specs, a factory layout, lab test reports, and quality control certificates.
Can Diligence Certification assist in achieving the BIS design scheme compliance under Scheme X?
Yes, Diligence Certification offers comprehensive assistance regarding documentation, testing, audits, and certification concerning BIS compliance.
How frequently do I have to renew my BIS certification for transmission components?
BIS certification will have to be renewed every 1 to 2 years by submitting updated documents and paying renewal dues.
What will happen if I market noncertified gear or gearbox in India?
Noncertified products can be penalized by law and debarred from procurement contracts.
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