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Bottle Plant Licenses in India (2027): What's Changed After BIS ISI Mark Became Optional

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Rule Change BIS ISI Mark is no longer mandatory for packaged drinking water in India — effective October 17, 2024


Updated for 2027 · FSSAI New Rules

Bottle Plant Licenses in India (2027):
What's Changed After BIS ISI Mark Became Optional

Most guides on the internet still say the BIS ISI mark is mandatory for your water plant. It is not — and hasn't been since October 2024. Here is the accurate, updated compliance picture every bottle plant owner in India needs to know.

BIS ISI Mark
Mandatory
Now Optional
Removed 17 Oct 2024
New Requirement
NABL Testing
Monthly micro-testing mandatory from 1 Jan 2026
Category Reclassified
HIGH RISK
Stricter FSSAI audits now apply

By Kaveri RO  ·  Bottle Plant & Water Treatment Experts  ·  ~16 min read


⚠️

If You Read a Guide That Says "BIS ISI Mark Is Mandatory" — Stop. That Guide Is Outdated.

FSSAI gazette-notified the removal of mandatory BIS certification for packaged drinking water on 17 October 2024 and formalised the replacement framework via order on 17 December 2025. The new mandatory testing scheme came into effect from 1 January 2026. Any guide, video, or advisor still saying BIS ISI mark is compulsory is giving you pre-2025 information. This article gives you the current, accurate picture — with references.

What This Guide Covers
01What Actually Changed and When — The Timeline
02Before vs. After — Side-by-Side Comparison
03Complete Licence Checklist for 2027
04The New FSSAI Testing Scheme Explained Simply
05Should You Still Get BIS Voluntarily?
06Penalties for Non-Compliance in 2027
07How RO Plant Quality Affects Your Compliance
08Frequently Asked Questions
Section 01

What Actually Changed and When — The Complete Timeline

The change to the BIS ISI requirement for packaged drinking water did not happen overnight or without reason. It was a deliberate regulatory shift by the government — removing one layer of compliance while simultaneously adding stricter quality assurance obligations under FSSAI. Here is the precise timeline.

The Key Dates Every Bottle Plant Owner Must Know

1

17 October 2024 — BIS ISI Mark Removed as Mandatory

FSSAI gazette-notified the omission of the provision mandating BIS certification under the Food Safety and Standards (Prohibition and Restriction of Sales) Regulations, 2011. From this date, the BIS Certification Mark was no longer legally required for packaged drinking water (PDW) and natural mineral water (NMW) manufacturers in India.

The Rule Change Date
2

November 2024 — Packaged Water Reclassified as "High Risk Food"

Following the removal of the BIS requirement, FSSAI reclassified packaged drinking water and mineral water as a "High Risk Food Category" — triggering mandatory pre-licence inspections, annual third-party audits, and enhanced oversight. Easier to enter, but harder to remain non-compliant.

Important Classification Change
3

17 December 2025 — New Testing Scheme Formally Notified

FSSAI issued an official order (File No. RCD-15001/19/2025-Regulatory-FSSAI) laying out the complete "Scheme of Testing for Packaged Drinking Water and Mineral Water" — the mandatory testing framework that replaces the quality assurance role previously played by BIS certification.

New Framework Order
4

1 January 2026 — New Testing Requirements Came into Effect

All Food Business Operators (FBOs) manufacturing or marketing packaged drinking water or mineral water became legally required to comply with the new FSSAI testing scheme from this date. Monthly microbiological testing at FSSAI-notified NABL-accredited labs is now mandatory for every bottle plant in India.

Currently Mandatory

The bottom line in one sentence: BIS ISI mark is optional from October 2024. Monthly NABL lab testing under FSSAI's new scheme is mandatory from January 2026. Both changes are in effect right now in 2027.

Before vs. After
Section 02

Before vs. After — The Compliance Picture Side by Side

Here is the clearest possible view of what changed and what did not, for someone running or planning a packaged drinking water plant in India.

❌ The Old Rules (Before October 2024)
  • BIS ISI Certification (IS 14543) — Mandatory. No BIS, no selling.
  • FSSAI licence — Mandatory (State or Central)
  • BIS inspection of your plant before licence grant
  • BIS quarterly/annual audits as part of licence maintenance
  • Product had to carry the ISI mark on every bottle/jar
  • FSSAI relied heavily on BIS for quality assurance
  • Two separate agencies, two sets of fees, two inspection processes
  • Timeline to start: 12–24 months (BIS alone took 6–18 months)
✓ The New Rules (From January 2026 Onwards)
  • BIS ISI Certification — Now voluntary. Can add for brand credibility.
  • FSSAI licence — Still mandatory (State or Central). No change here.
  • FSSAI pre-licence inspection — New mandatory step (High Risk category)
  • Monthly microbiological testing at FSSAI-notified NABL labs — New mandatory
  • Six-monthly comprehensive water quality testing — New mandatory
  • Annual third-party audit of facility — New mandatory
  • Detailed record-keeping and documentation — New mandatory
  • Product must still meet IS 14543 quality standards — No change to water quality requirements

What did NOT change: The actual quality of water you must produce has not been relaxed at all. Your packaged drinking water must still meet the standards of IS 14543 (FSSAI FSS 2.10.8) — it is just that the mechanism for verifying compliance has shifted from BIS certification to mandatory NABL testing. If anything, the testing burden has increased because monthly testing is now required of everyone — not just those who went through BIS.

17 Oct 2024
Date BIS ISI mark became optional for packaged water
1 Jan 2026
Date new FSSAI NABL testing scheme became mandatory
Monthly
Frequency of mandatory microbiological testing at NABL lab
High Risk
Category PDW now falls under — stricter FSSAI oversight
Licence Checklist
Section 03

The Complete Bottle Plant Licence Checklist for India in 2027

Here is every licence and registration a packaged drinking water plant in India needs to operate legally in 2027. The status column reflects the current position — not what guides written before 2025 say.

Licence / Registration Issuing Authority Status in 2027 Timeline Approx. Cost
Business Registration (Pvt Ltd / LLP / Proprietorship) MCA / Registrar of Firms Mandatory 7–15 days ₹5,000–20,000
GST Registration GST Portal (gst.gov.in) Mandatory 3–7 days Free
FSSAI Manufacturing Licence (State or Central) FSSAI (foscos.fssai.gov.in) Mandatory — No. 1 Priority 30–90 days ₹2,000–7,500/yr
FSSAI Pre-Licence Plant Inspection FSSAI (High Risk category) New — Now Mandatory Part of FSSAI process Included in FSSAI fees
Monthly NABL Lab Testing (Microbiological) FSSAI-notified NABL lab New — Mandatory from Jan 2026 Ongoing — every month ₹3,000–8,000/month
Six-Monthly Comprehensive Water Quality Test FSSAI-notified NABL lab New — Mandatory Twice per year ₹8,000–20,000/test
Annual Third-Party Facility Audit FSSAI-approved auditor New — Mandatory (High Risk) Once per year ₹15,000–40,000/yr
Pollution Control Board — Consent to Establish (CTE) + Consent to Operate (CTO) State Pollution Control Board Mandatory 45–120 days ₹5,000–30,000
CGWA Groundwater Extraction NOC Central Ground Water Authority Mandatory — No capacity exemption for packaged water 60–180 days ₹10,000–50,000
Factory Licence / MSME / Udyam Registration State Labour Dept / Udyam portal Mandatory (if workers employed) 30–60 days ₹2,000–10,000
Legal Metrology (Weights & Measures) Registration State Weights & Measures Dept Mandatory for packaged goods 30–45 days ₹3,000–8,000
Trade Licence (Municipal) Local Municipality / Panchayat State-Specific 15–30 days ₹1,000–5,000/yr
BIS ISI Certification (IS 14543 for PDW / IS 13428 for NMW) Bureau of Indian Standards (manakonline.in) Now Optional — Voluntary Only 12–24 months ₹10,000–40,000 + marking fee
The FSSAI licence is the most critical item — without it you cannot operate legally regardless of BIS status. Apply for it first and apply for CGWA NOC simultaneously as both take time.

CGWA NOC — the most commonly missed licence: Many first-time bottle plant applicants assume the MSME exemption from CGWA applies to them. It does not. Packaged drinking water manufacturing is specifically excluded from groundwater exemptions because water is your raw material, not just an industrial utility. Apply for your CGWA NOC very early in the process — it can take 3–6 months and is needed before production can begin.

New Testing Rules
Section 04

The New FSSAI Testing Scheme — What You Actually Have to Do Every Month

This is the part that most articles about the BIS change fail to explain properly. The BIS removal did not make bottle plant compliance easier — it made it different, and in some ways more demanding in terms of ongoing testing discipline. Here is exactly what you are required to do under the December 2025 FSSAI order.

Mandatory Testing Schedule Under FSSAI's 2025 Scheme (Effective 1 Jan 2026)
Monthly
Microbiological Testing
E. coli, total coliform, V. parahaemolyticus and other specified parameters. Must be done at FSSAI-notified NABL-accredited laboratory.
Six-Monthly
Comprehensive Quality Test
Full chemical and physical parameters including TDS, pH, heavy metals, pesticide residues, and all IS 14543 parameters. NABL lab.
At Source
Source Water Testing
Before use, your source water must be tested at an FSSAI-notified NABL lab. Radioactive residue testing mandatory — if detected, source must be abandoned immediately.
Per Batch
Batch Records
Batch-wise records of mineral additions (if any) must be maintained and be available for FSSAI inspection at all times.
Annual
Third-Party Facility Audit
Complete audit of manufacturing facility, hygiene standards, water treatment system, and documentation by FSSAI-approved third-party auditor.
Ongoing
Hygienic Conditions
Strict hygiene in collection, processing, handling, and storage of water. Documented procedures required and auditable at any time.

What Records You Must Maintain and Keep Ready

FSSAI has prescribed standardised formats for the following documentation, all of which must be maintained and available for inspection at any time:

Monthly testing reports from NABL labs (microbiological parameters). Six-monthly test records covering comprehensive quality parameters. Source water monitoring records. Packaging conformity documentation showing packaging materials used meet food-contact standards. Batch-wise mineral addition records (for mineral water category). Corrective action records for any test that shows non-compliance.

The practical implication for plant owners: You need to budget approximately ₹6,000–12,000 per month for mandatory NABL testing costs under the new scheme — plus ₹15,000–40,000 per year for the annual third-party audit. Over a year, this is ₹87,000–1,84,000 in mandatory testing and audit expenses that did not exist before January 2026. Factor this into your operating cost projections.

The BIS removal did not lower the compliance bar — it shifted how that bar is enforced. Under BIS, your plant was audited by one agency at fixed intervals. Under the new FSSAI scheme, you test every single month and document everything. The standard did not go down. The visibility went up.

BIS — Voluntary Now
Section 05

Should You Still Get BIS Certification Voluntarily in 2027?

This is one of the most common questions from new bottle plant entrepreneurs after the rule change. The answer is nuanced — for some businesses, voluntary BIS still makes strong commercial sense. For others, it is an expensive process that adds little beyond FSSAI compliance.

Reasons to Still Pursue Voluntary BIS Certification

Institutional and government buyers often prefer or require it. Hospitals, schools, government offices, railways, and airport procurement frequently specify BIS-certified water. If these are your target customers, voluntary BIS gives you a competitive edge.

Brand credibility with price-sensitive retail consumers. The ISI mark is one of the most recognised quality signals among Indian consumers, particularly in tier-2 and tier-3 markets. If your distribution is through retail kirana stores and local shops, the ISI mark can be a meaningful trust signal that competitors without it cannot claim.

Export aspirations. If you plan to export packaged drinking water (to the Gulf, Nepal, Bangladesh), many international buyers recognise BIS/ISI certification as a credible third-party quality mark.

Reasons You Might Skip It (For Now)

The timeline is long — 12–24 months. If you are trying to start selling within 6–9 months of plant setup, BIS is not on the critical path. Get FSSAI in order first and add BIS later.

The monthly FSSAI testing already validates your quality. If you are consistently passing FSSAI-mandated monthly NABL testing, your water quality is demonstrably compliant. In a B2B context where buyers are sophisticated, this documentation can be sufficient.

Cost vs. benefit calculation for small plants. For a small plant supplying a local area where brand recognition is built on relationships, the ₹10,000–40,000 BIS certification cost plus 12–24 months of process may be better deployed on marketing and distribution in the early phase.

The practical recommendation: In 2027, pursue BIS voluntarily if your target customers include institutions, government, or if you plan to scale to a regional/national brand. Skip it initially if you are a local supplier focused on direct fleet or community distribution — but build the documentation discipline (monthly NABL records, source testing) that will make your BIS application straightforward when you are ready.

Penalties
Section 06

Penalties for Non-Compliance in 2027 — What You Risk

The reclassification of packaged drinking water as a "High Risk Food Category" has significantly increased the consequences of non-compliance. FSSAI enforcement for this category is more active than for most food businesses — because contaminated water is a public health risk that can affect hundreds of consumers quickly.

⚠ Non-Compliance Consequences Under FSSAI (2027)
Operating Without FSSAI Licence
Fine up to ₹5 lakh + imprisonment up to 6 months under FSS Act 2006. Plant sealed immediately.
Selling Water That Fails Quality Standards
Fine up to ₹10 lakh for sub-standard food. Product recall mandated. Source may be ordered abandoned.
Failure to Maintain Testing Records
Considered non-compliant during inspection. Licence suspension or cancellation proceedings may follow.
Radioactive Contamination in Source (not reported)
Source must be abandoned + product recalled + FSSAI informed immediately. Criminal proceedings possible.
Missing Annual Third-Party Audit
FSSAI licence renewal at risk. High Risk category plants are audited more frequently — gaps create enforcement risk.
Using Outdated BIS-Claiming Labels Incorrectly
If you display the ISI mark without a valid voluntary BIS licence, BIS can initiate search and seizure and criminal action.

The enforcement reality in 2027: FSSAI's risk-based inspection policy now specifically targets packaged water as a high-risk category, meaning inspections are more frequent than before. The shift from BIS certification to monthly self-testing also means that if your documentation is not in order at the time of an inspection, there is no BIS certificate to point to as proof of compliance. Your test records are your compliance evidence. Keep them organised and current.

RO Plant Quality
Section 07

How Your RO Plant Quality Directly Affects Your Compliance Success

Here is the connection that most compliance guides miss entirely: your ability to pass monthly NABL testing consistently — without surprises — depends directly on the quality and stability of your water treatment system. The new FSSAI regime puts the compliance burden on your monthly test results, not on a one-time BIS audit. This makes a well-designed, stable RO and treatment system more important than ever, not less.

What Happens When Your RO Plant Is Underperforming

If your RO membranes are deteriorating, your pre-treatment is undersized for your source water, or your UV sterilisation system is not maintained, here is what happens in sequence: permeate quality begins to degrade; TDS creeps up; microbiological contamination risk increases; your monthly NABL test result shows non-compliance; FSSAI is notified or discovers it during inspection; product recall and enforcement action follow.

A correctly specified RO + UV + post-treatment system produces consistent, compliant water every single day. A cheaply specified or improperly maintained system eventually gives you a failed NABL test result — which under the current regime has direct and serious compliance consequences.

The Water Treatment System Requirements for a Compliant Bottle Plant

For your packaged drinking water to pass both microbiological and chemical tests consistently, your treatment system needs at minimum: a properly sized multi-stage pre-treatment train (sand filter, carbon filter, softener where needed); a high-quality industrial RO plant with branded membranes producing permeate consistently at the required TDS and quality specifications; a UV steriliser with properly maintained lamp replacement schedule; an ozonation system or appropriate final disinfection stage; food-grade storage tanks sealed against contamination; and a cleaning and sanitisation protocol for all product-contact surfaces documented and regularly executed.

The monthly testing advantage of a well-built system: A correctly designed bottle plant water treatment system, regularly maintained, should pass FSSAI NABL testing every single month without fail — because it is producing water well within specification, not right at the limit. Plants that fail tests are almost always plants where some element of the treatment system is underperforming: a depleted carbon filter still in service, a UV lamp overdue for replacement, membranes fouled due to inadequate pre-treatment, or post-treatment storage contaminated due to poor sanitation.

FAQs
Section 08 — FAQs

Frequently Asked Questions: Bottle Plant Licenses in India 2027

QIs the BIS ISI mark mandatory for a packaged drinking water plant in India in 2027?

No — the BIS ISI mark is no longer mandatory for packaged drinking water in India. FSSAI removed this requirement effective 17 October 2024, and the replacement framework (mandatory FSSAI NABL testing scheme) came into effect from 1 January 2026. BIS certification is now voluntary — you can get it for brand credibility, but you are not legally required to before selling packaged drinking water.

QWhat replaced the BIS ISI mark requirement for water plants?

The BIS ISI mark was replaced by a mandatory FSSAI testing scheme effective 1 January 2026. Under this scheme, every packaged drinking water manufacturer must: conduct monthly microbiological testing at an FSSAI-notified NABL-accredited laboratory; conduct six-monthly comprehensive quality testing; undergo an annual third-party facility audit; maintain detailed testing records in FSSAI-prescribed formats; and test source water before use. The quality standard for the water itself (IS 14543) remains unchanged — only the verification mechanism changed.

QCan I start a packaged drinking water plant without BIS certification in 2027?

Yes — you can legally manufacture and sell packaged drinking water in India without BIS certification in 2027. You need FSSAI manufacturing licence, GST registration, CGWA groundwater NOC, Pollution Control Board consent, and compliance with the mandatory monthly NABL testing scheme — but no BIS ISI mark is required. Many new bottle plant operators are starting operations under the new framework and choosing to pursue BIS voluntarily later, once their business is established.

QWhat is NABL testing and why is it now mandatory for water plants?

NABL stands for National Accreditation Board for Testing and Calibration Laboratories — India's official body that accredits testing labs to internationally recognised standards. An FSSAI-notified NABL lab is a laboratory that is both NABL-accredited and specifically approved by FSSAI for testing packaged drinking water and mineral water. Monthly testing at such a lab is now mandatory because it replaced the quality assurance function previously performed by BIS certification audits. The lab tests for microbiological parameters (E. coli, total coliform, etc.) and confirms your product is safe for consumption.

QWhat licences are mandatory for a bottle plant in India in 2027?

The mandatory licences for a packaged drinking water plant in India in 2027 are: (1) Business registration; (2) GST registration; (3) FSSAI manufacturing licence (State or Central depending on turnover/scale); (4) Pollution Control Board CTE and CTO; (5) CGWA groundwater extraction NOC; (6) Factory licence/MSME/Udyam registration; (7) Legal Metrology registration; and (8) Trade licence (municipal, if applicable in your state). Monthly NABL lab testing and annual third-party FSSAI audit are also mandatory compliance requirements under the current framework. BIS ISI certification is optional.

QHas packaged drinking water quality standard IS 14543 been changed?

No — the water quality standard (IS 14543 for packaged drinking water, IS 13428 for natural mineral water) has not changed. Your water must still meet all the same chemical, physical, and microbiological parameters it always had to meet. The only change is how compliance is verified — it shifted from BIS certification audits to monthly NABL lab testing under FSSAI's new scheme. The standard for what your water must contain and not contain is identical to before.

QWhat does "High Risk Food Category" mean for my bottle plant?

Packaged drinking water was reclassified as a "High Risk Food Category" by FSSAI in November 2024, triggering three additional compliance requirements that apply specifically to high-risk categories: (1) a mandatory pre-licence inspection of your facility before FSSAI grants your licence; (2) an annual third-party audit of your facility by an FSSAI-approved auditor; and (3) enhanced monitoring and more frequent FSSAI inspections compared to lower-risk food categories. This reclassification was introduced alongside the BIS removal to ensure that easier entry into the market did not compromise consumer safety.

QDo I need CGWA NOC even if my water plant is small?

Yes — CGWA NOC is mandatory for packaged drinking water plants regardless of capacity. The MSME exemption that allows small industries to extract groundwater without CGWA approval does NOT apply to packaged water manufacturers because water is your raw material, not just an operational utility. This exemption is specifically excluded for water bottling operations. Apply for your CGWA NOC early — it can take 3–6 months and is a common bottleneck that delays plant launches.

QHow much does monthly NABL testing cost for a bottle plant?

Monthly microbiological NABL testing typically costs ₹3,000–8,000 per test depending on the number of parameters tested, the laboratory, and your location. The six-monthly comprehensive quality test (covering chemical, physical, and full microbiological parameters) costs ₹8,000–20,000 per test. The annual third-party audit costs ₹15,000–40,000. In total, your mandatory testing and audit compliance costs approximately ₹87,000–1,84,000 per year — an ongoing operating cost to budget for that did not exist before January 2026.

QShould I put the ISI mark on my water bottles even without BIS certification?

Absolutely not. Using the BIS ISI mark on your product without a valid BIS licence is illegal regardless of whether the licence is now mandatory or voluntary. The BIS mark is a registered certification mark owned by the Bureau of Indian Standards. Displaying it without licence authorisation constitutes misuse of a registered mark and BIS actively conducts search and seizure operations against manufacturers who do this. If you do not have a valid BIS licence, do not display the ISI mark on any product or packaging.

QHow long does it take to get all licences for a bottle plant in 2027?

The realistic timeline from decision to first legal sale is 8–14 months for a well-managed new plant. The critical path items are: FSSAI licence (30–90 days, including pre-licence inspection) and CGWA NOC (60–180 days, often the longest item). These two should be applied for simultaneously and as early as possible. Business registration and GST take 1–3 weeks. Pollution Control Board consent takes 45–120 days. If you decide to pursue BIS voluntarily, that adds 12–24 months and runs in parallel — do not wait for BIS before starting your FSSAI process.

QWhich FSSAI licence type do I need — State or Central?

The type of FSSAI licence depends on your annual turnover and business scale. A State FSSAI licence is required for businesses with annual turnover above ₹12 lakh but below ₹20 crore that operate within one state. A Central FSSAI licence is required for businesses with turnover above ₹20 crore, or those operating across multiple states, or those manufacturing proprietary food products (including most packaged drinking water manufacturers at commercial scale). For most new bottle plant businesses starting at a commercial level (not a cottage scale), a Central FSSAI licence is typically appropriate. Consult a food licensing consultant or FSSAI's foscos portal for your specific case.

QWhat happens if my water fails the monthly NABL test?

If your monthly NABL test shows non-compliance with IS 14543 parameters, you are required to take immediate corrective action — identify and fix the source of the problem in your treatment system, halt distribution of potentially non-compliant product, and document what corrective action was taken. If a microbiological failure is detected, this is particularly serious — it triggers product recall procedures and FSSAI must be notified. Persistent or repeated failures will result in FSSAI enforcement action including licence suspension. This is why a well-maintained water treatment system is not optional — it is your compliance insurance.

QCan I sell packaged drinking water while my FSSAI licence application is being processed?

No — you cannot legally manufacture or sell packaged drinking water without a valid FSSAI licence. FSSAI is very clear: "No person shall commence or carry on any food business except under a licence." Producing and selling without a valid FSSAI licence exposes you to fines up to ₹5 lakh and imprisonment up to 6 months under the Food Safety and Standards Act, 2006. During the FSSAI application processing period, you can use the time to set up your plant, complete your water treatment system, and prepare your mandatory testing documentation infrastructure.

The Rules Changed. Your Compliance Strategy Should Too.

The BIS requirement going optional is genuinely good news for new bottle plant entrepreneurs — it removes a 12–24 month certification process from your critical path to first sale. But the mandatory FSSAI testing scheme that replaced it demands something BIS never did: consistent, documented proof of quality every single month.

That shift — from periodic certification to monthly testing — changes what matters most in your plant. You no longer just need a system that passes an audit once. You need a system that produces consistent, compliant water every day, tested every month, with records available for inspection at any time.

That starts with getting the RO and water treatment system right from the beginning — correctly sized, correctly pre-treated, with the right membranes and post-treatment stages for your source water chemistry. A plant built to pass a BIS inspection once is different from a plant built to produce demonstrably compliant water every month for 15 years.

At Kaveri RO, we design and supply bottle plant water treatment systems — RO plant, UV, ozonation, storage, and CIP — specifically configured for packaged drinking water compliance in India. We understand the FSSAI requirements, the monthly testing standards your permeate must meet, and the pre-treatment your source water needs. If you are setting up a new bottle plant or upgrading an existing one, start with a conversation about your water.

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