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BIS Certification for Immersion Water Heater

BIS ISI Mark Certification is Mandatory for Manufacturers and Importers of Electric Immersion Water Heaters as per Indian Standard IS 302 Part-2/Sec-201:2008. In this Blog Post, We Will Discuss a Complete Detailed Registration Process, Documents, benefits

Ankit Tomar 16 Jun 2026

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BIS ISI for Electric Immersion Water Heater: IS 302-2-201: 2008

BIS Certification for Immersion Water Heater
Page Contents (7)

In India, ensuring the safety and quality of everyday usable products is very important. Electric immersion water heaters are one of those products that is regularly used in India during the winter. This device has become common in Indian households and provides a quick and easy way to heat water for bath purposes. In order to assure the safety and quality of these products, the Bureau of Indian Standards has implemented the ISI mark certification as per Indian standard IS 302-2-201: 2008.
 

Checkout a Detailed Process: BIS ISI Mark Certification
 

BIS ISI for Electric Immersion Water Heaters

In India, the BIS ISI certification is a mark of quality and safety. This certification guarantees that manufacturers of electric immersion water heaters are manufacturing a trustworthy product that complies with the particular requirements and rules set forth by BIS.

Documents Required for BIS Certification for Electric Immersion Water Heaters

Manufacturers and importers need to gather and prepare all necessary documentation, including product specifications, manufacturing process details, and quality control procedures.

  • Copy of PAN & Aadhar Card of the authorized person.
  • Electricity Bill of the firm.
  • Copy of GST certificate.
  • Certificate of incorporation.
  • Proof of property of premises.
  • Layout plan of the factory.
  • Detailed list of machinery involved.
  • Product specification.
  • Manufacturing flow process.
  • Location of the factory.
  • List of testing equipment and facilities.

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Registration Process of BIS for Electric Immersion Water Heaters

The process of getting a BIS ISI certification for an electric emersion water heater is as mentioned below:

Step 1: Draft an Application:

The manufacturer of immersion water heaters needs to create a login ID and password and has prepare mandatory forms and details.

Step 2: Sample Testing:

A sample of the product will be tested in a BIS-approved laboratory to check the product's performance in order to ensure safety, quality, shockproofness, etc.

Step 3: Application Verification:

BIS will thoroughly review the application and document submitted to the BIS online portal.

Step 4: Factory Inspection:

BIS inspectors will visit the manufacturing facility to verify the production process, documents, and equipment.

Step 5: Certification Grant:

The manufacturer will get an ISI mark certification, after complete application verification.
Note: surveillance: even after certification, BIS conducts periodic checks to ensure that the manufacturer continues to maintain the required quality standards.

BIS Fee Structure for Electric Immersion Water Heater

  • BIS Application Fee: INR 1000
  • BIS Annual License Fee: INR 1000
  • BIS Audit Fee: INR 7000
  • BIS Marking Fee: As per IS 302-2-201: 2008
  • BIS Sample Testing Fee: As per BIS-approved lab fee structure

 


 

Grouping Guidelines of BIS Registration for Electric Immersion Water Heater

  • Group I—up to and including 1000 W and Group II—above 1000 W.
  • One sample of each group, preferably of the highest wattage, will be drawn for testing to cover the entire range of wattages in that group.
  • The firm shall declare the varieties of electric immersion water heaters they intend to cover in the license.
  • The scope of the license may be restricted based on the manufacturer's manufacturing capabilities and testing facilities.
  • During the operation of the license, BO must guarantee that all varieties covered by the license are tested in rotation to the greatest degree possible.

Possible Tests in a day for IS 302-2-201: 2008

  • Earth Continuity test
  • Electric strength test
  • Functional test
  • Protection against access to live parts
  • Power input and current
  • Heating
  • Current leak and strength of electricity at operating temperature
  • Leakage current and electric strength
  • Mechanical strength
  • Internal wiring
  • Supply connection and external flexible cord
  • Terminals for external conductors
  • Provision for earthing
  • Screws and connections
  • Stability and Mechanical hazards

Conclusion

BIS ISI Certification for electric immersion water heaters is mandatory for manufacturers in India. A BIS-certified water heater raises the brand value for producers. How the application process and testing process are a bit tough. This is where Agile Regulatory comes into play. We, with the team of 12 years plus experienced engineers, make the toughest process of BIS certification easier. Our team handles the end-to-end process of BIS ISI registration, starting from verifying the applicable standard, document verification, application preparation, coordination with the BIS-approved lab, application submission, fee payment, and assistance in onsite inspection as well. Coonect Agile Regulatory in order to get an ISI Mark Certificate in the simplest way.

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Ankit Tomar

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Ankit Tomar

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Ankit is one of the leading business consultants in the legal-compliance industry, with over 5 years of experience — an expert in Drug and Medical Device regulatory and quality compliance.

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“Being an excellent BIS Certification Consultant provider, they help customers with all requirements such as BIS Certification, CDSCO services, Agile Regulatory support, legal issues, and lab testing with quick results.

Pradeep Varma

Pradeep Varma

Coaire Compressor

“We are grateful to Agile Regulatory for their excellent support. Their team showed patience, expertise, and professionalism throughout, providing clear guidance and making the entire process smooth and hassle-free.

Nitin Mukesh

Nitin Mukesh

Justrack IOT

“Agile Regulatory handled my BIS Certification registration smoothly. Their expert team ensured quick approvals, transparent pricing, and a completely stress-free compliance experience.

Lavkush Sharma

Lavkush Sharma

KTPL Instruments

“Agile Regulatory made our ISO certification process simple and efficient. Their team offered clear guidance, quick documentation support, and ensured timely completion. A dependable partner for smooth and professional certification services.

Mohit Jain

Mohit Jain

Orbit International

“Impressive expertise and guidance from Agile Regulatory. Their strategic approach and effective solutions revitalized our operations, paving the way for substantial progress. Highly recommend their services.

Rachit Wadhwa

Rachit Wadhwa

Big Boss International

“Outstanding service! delivered targeted solutions with professionalism and expertise. Their insights elevated our business strategies, resulting in noticeable growth. Highly recommended for exceptional consultation.

Shekhar Maurya

Shekhar Maurya

Imaxx Pro Aquistic

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