PFAS in India: Contamination, Regulation & What BIS Actually Covers

You've probably seen "forever chemicals" pop up in the news lately. PFAS in India isn't some far-off Western problem anymore. They've been measured in the Ganges, in Chennai's water, in Assam's groundwater. And here's the part most people miss: the rules that govern your cookware in India don't actually test for them. Let's walk through it, calmly.

Quick note before we start. If you just want the plain-English version of what PFAS even are, read our explainer on PFAS chemicals first. This page is the bigger India picture: contamination, regulation, and the cookware blind spot.

Are PFAS a problem in India?

Honestly, for years people assumed PFAS were mostly an American and European issue. The data says otherwise. A study of the Ganges River basin detected 15 different PFAS in river and drinking water, with researchers estimating direct emissions of PFOS and PFOA along the route^[1]. A 2024 study in Chennai found PFAS in both surface and groundwater^[2]. And a separate study near Kamrup in Assam detected a dozen different PFAS in local groundwater^[3].

What matters is the pattern. These aren't one-off scares. They're showing up across rivers, cities, and rural wells. The science is ahead of the regulation here, which is exactly why this feels confusing for ordinary households.

Where do PFAS show up in India?

Think of it in three buckets.

• Environment: Industrial effluent is a major source. Studies point to highly industrialised states like Gujarat and Maharashtra, plus documented detections in the Ganges basin, Chennai, and Assam^[1][2][3].
• Food and water: When groundwater and rivers carry PFAS, they reach drinking water and the crops irrigated by them. That's the everyday exposure route for most families.
• Consumer products: PFAS are used to make things slick and grease-proof. That includes some non-stick (PTFE) cookware coatings and certain grease-resistant food packaging.

That last bucket is the one you can actually control at home. You can't single-handedly clean up a river. But you can choose what you cook on. More on that below.

Does India regulate PFAS?

Here's the honest state of play. At the international-chemical level, India has signed onto the Stockholm Convention on Persistent Organic Pollutants, which lists PFOS under Annex B and PFOA under Annex A for restriction and elimination^[4]. In 2020, the Union Cabinet approved ratification of seven additional POPs, PFOS and PFOA among them^[5]. So the intent is there.

But intent and enforcement are different things. There's still no enforceable, nationwide drinking-water standard for PFAS in India. On the food side, the FSSAI released a draft amendment in October 2025 proposing to bar PFAS from food-contact materials, currently in public consultation^[6]. We covered that move in detail in our breakdown of the proposed PFAS & BPA ban. It's a real step. It's also still a draft.

What does BIS cover for cookware, and what does it miss?

This is the part that surprises people, so let's be precise. The relevant standard is IS 1660:2024, which covers wrought and cast aluminium utensils, including hard-anodised and non-stick coated cookware. It was made mandatory under the Cookware, Utensils and Cans for Foods & Beverages (Quality Control) Order, 2025. So it's a real, enforceable quality standard for the metal and build of your pan.

But it governs the cookware's material quality and safety, not fluorochemicals. There's no PFAS test inside it. That's not a loophole someone snuck in; it's just that no Indian cookware standard was written to screen for PFAS. Here's the gap, laid out plainly.

Is "BIS certified" cookware automatically PFAS-free?

Yeah, this trips up a lot of careful buyers. You see "BIS certified" on the box and assume it means safe across the board. It does mean the metal and build passed a mandatory Indian quality standard. That's genuinely worth something.

But it doesn't mean PFAS-free, because IS 1660:2024 simply doesn't look for PFAS. So a non-stick pan can carry a valid BIS mark and still have a fluorochemical coating. The two claims live in different rooms. If you want both, you have to check both, the BIS standard for the cookware quality, and a separate lab test for the coating chemistry.

How do you avoid PFAS cookware in India?

Here's a simple, non-paranoid routine.

1. Pick the right material. Stainless steel and cast iron don't rely on coatings, while PFAS-free cookware with a ceramic non-stick surface offers an easy, low-oil cooking experience without PFAS-based coatings.
2. Don't take "PFOA-free" as the full answer. PFOA is just one PFAS. A pan can be PFOA-free and still use other PFAS. Ask specifically for PFAS-free and PTFE-free.
3. Ask for the actual lab report. Since no Indian cookware standard tests for PFAS, the proof has to come from independent testing. Asai ceramic cookware uses a Swiss-grade Procera ceramic coating and publishes its lab results at the Asai Lab.
4. Treat BIS and lab tests as two separate checks. BIS IS 1660:2024 for the cookware's quality, a lab report for the coating chemistry. You want both boxes ticked.

If you want the deeper buying framework, our pillar guide on PFAS-free cookware in India walks through brands, tests and trade-offs. You can also browse the ceramic cookware collection if you'd rather just see options.

The bottom line

So here's where it lands. PFAS in India are real and measured, the regulation is moving in the right direction but isn't finished, and crucially, no Indian cookware standard tests your pan for PFAS. That last gap is the one that affects your kitchen directly.

You don't need to panic. You just need to verify instead of assume. Check the BIS standard for the cookware quality, then check an independent lab report for the coating. When a brand publishes its testing, like Asai does at the Asai Lab, you're working from proof, not a promise on a box.

References

1. Sharma, B.M. et al. "Perfluoroalkyl substances (PFAS) in river and ground/drinking water of the Ganges River basin: Emissions and implications for human exposure." Environmental Pollution, 2016. pubmed.ncbi.nlm.nih.gov/26561452
2. "Occurrence of forever chemicals in Chennai waters, India." Environmental Sciences Europe, 2024. enveurope.springeropen.com
3. "Comprehensive assessment of per- and polyfluoroalkyl substances (PFAS) contamination in groundwater of Kamrup, Assam, India." PubMed, 2024. pubmed.ncbi.nlm.nih.gov/39099548
4. Stockholm Convention on Persistent Organic Pollutants — Listing of POPs (PFOS, Annex B; PFOA, Annex A). pops.int
5. Press Information Bureau, Government of India. "Cabinet approves Ratification of seven Persistent Organic Pollutants listed under Stockholm Convention," 2020. pib.gov.in
6. Food Safety and Standards Authority of India (FSSAI) — Draft Food Safety and Standards (Packaging) Amendment Regulations, 2025, proposing to bar PFAS & BPA in food-contact materials (draft notification, October 2025). fssai.gov.in
7. Bureau of Indian Standards — IS 1660:2024, Wrought and Cast Aluminium Utensils (including non-stick coated) — Specification (mandatory under the Cookware, Utensils and Cans (Quality Control) Order, 2025).