Mandatory BIS Standard

ISI Mark for Electrical Appliances for Domestic Water Heating

Mandatory since 1 Oct 2026Electrical Appliances

Minimum marking fee per year: ₹17,800 – ₹1,70,000; Micro to large firms
Testing cost: ₹3,450 – ₹1,50,000; Based on 24 lab prices
HSN codes: 85161000, 84191110; Check the code with customs

BIS certification for home water heating electrical appliances guarantees adherence to Indian Standards (IS) for safety and quality. Important guidelines include IS 302-2-21 for storage water heaters.

Applicable Indian Standards for ISI Mark for Electrical Appliances for Domestic Water Heating

IS number	Product	Status	Testing cost
IS 302 (Part 2/Sec 21): 2018	Appliances for stationary storage type electric water heaters	MandatoryMandatory since 1 Oct 2026	₹9,700 – ₹1,50,00024 labs
IS 302 (Part 2/Sec 35): 2017	Appliances for electric instantaneous water heaters	MandatoryMandatory since 1 Oct 2026	₹3,450 – ₹1,50,00018 labs
IS 368: 2014	Electric Immersion Water Heaters	MandatoryMandatory since 2003	₹5,900 – ₹65,00014 labs
IS 2082: 2018	Stationary storage type electric water heaters	Date not set	₹9,900 – ₹55,00018 labs
IS 17150: 2019	Mini domestic water heater for use with piped natural gas (PNG)s		—

Legal order: Household & Similar Electrical Appliances QCO (DPIIT) - appliance covered under IS 302(Pt 1):2024 illustrative list; enforcement due 01-10-2026
Legal order: Electrical Wires, Cables, Appliances etc. (QC) Order, 2003
Legal order: Appliance-specific QCO notified/proposed (ACs, refrigerators, fans, coolers, water heaters, RO)

Minimum marking fee by firm size

You pay BIS a minimum marking fee every year. Micro, small and medium firms (with Udyam registration) pay less. BIS also works out a fee from the unit rate and your production. You pay whichever amount is higher.

IS number	Large	Medium	Small	Micro	Unit rate
IS 302 (Part 2/Sec 21): 2018	₹1,30,000	₹1,04,000	₹65,000	₹26,000	₹6 per piece
IS 302 (Part 2/Sec 35): 2017	₹1,04,000	₹84,000	₹52,000	₹20,800	₹2.60 per piece
IS 368: 2014	₹89,000	₹72,000	₹44,500	₹17,800	₹1.30 per piece
IS 2082: 2018	₹1,30,000	₹1,04,000	₹65,000	₹26,000	₹6 per piece
IS 17150: 2019	₹1,70,000	₹1,36,000	₹85,000	₹34,000	₹2 per piece

Other BIS charges: ₹9,000 for every ISI mark product: application charge ₹1,000 · licence fee ₹1,000 · audit charges ₹7,000
Foreign manufacturers: Get a detailed quote
Our consulting fee: Best-value quote – let’s talk

All prices are a guide only and do not include GST. Rules and dates can change, so check the latest notice before you apply. Ask us for an up-to-date quote.

Common questions

What is BIS certification?

BIS certification ensures that electrical water heating appliances comply with Indian safety and quality standards.

Which standards apply to domestic water heaters?

Key standards include IS 368:2014, IS 302-2-21:2011, and IS 302-2-35:2017 for different types of heaters.

Is BIS certification mandatory?

Yes, per the Quality Control Order (QCO) 2024, BIS certification is mandatory for domestic water heating appliances.

How to apply for BIS certification?

Manufacturers must apply online, submit documents, undergo factory inspection, and pass product testing.

What is the validity of BIS certification?

The initial certification is valid for two years and can be renewed upon compliance.

See all 336 in Mandatory BIS Standard

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