Mandatory BIS Standard
ISI Mark for Solar Thermal Systems, Devices and Components
- Minimum marking fee per year
- ₹9,200 – ₹87,000
- Micro to large firms
- Testing cost
- ₹9,000 – ₹1,00,000
- Based on 6 lab prices
- HSN code
- 84191910
- Check the code with customs
BIS certification for Solar Thermal Systems, Devices, and Components guarantees adherence to Indian requirements for quality and safety. Key criteria include IS 12933 for all-glass evacuated solar collector tubes.
Applicable Indian Standards for ISI Mark for Solar Thermal Systems, Devices and Components
| IS number | Product | Testing cost |
|---|---|---|
| IS 12933 (Part 1): 2003,12933 (Part 2): 2003 | Solar Flat Plate Collector for Solar Water Heating Systems | ₹35,000 – ₹1,00,0005 labs |
| IS 16544: 2016 | All Glass Evacuated Tubes Solar Water Heating System | ₹35,000 – ₹1,00,0004 labs |
| IS 16542: 2016 | Storage Water Tank for All Glass Evacuated Tubes Solar Water Heating Systems | ₹9,000 – ₹15,0006 labs |
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 12933 (Part 1): 2003,12933 (Part 2): 2003 | ₹46,000 | ₹37,000 | ₹23,000 | ₹9,200 | ₹10.40 per sq m |
| IS 16544: 2016 | ₹87,000 | ₹70,000 | ₹43,500 | ₹17,400 | ₹34 per piece |
| IS 16542: 2016 | ₹57,000 | ₹46,000 | ₹28,500 | ₹11,400 | ₹7.15 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
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- Our consulting fee
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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 for solar thermal systems?
It ensures compliance with Indian quality and safety standards for solar thermal products under IS codes.
Which Indian standards apply?
IS 12933 (flat plate collectors), IS 16544 (evacuated tube systems), and IS 16542 (storage tanks).
What is the certification process?
Application, product testing, factory inspection, and approval.
What happens if I don’t get certified?
Non-compliance may result in penalties or product bans.
How long does certification take?
Typically, 4–6 months, depending on testing and inspection.
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