IS 2347 Explained: Mandatory ISI Mark Rules for Pressure Cookers in India

IS 2347:2017 is the Indian Standard for domestic pressure cookers, and every pressure cooker made or sold in India must carry the ISI mark under it.

IS 2347 at a glance

Details for applicants are on the ISI mark for domestic pressure cookers standard page.

The pressure cooker is the unsung hero of the modern Indian kitchen. Whether it is boiling lentils for dal, cooking rice, or tenderizing tough cuts of meat, this trusty vessel drastically reduces cooking time and saves on fuel costs. However, beneath its simple exterior lies a highly pressurized environment. When water turns to steam inside a tightly sealed container, the internal pressure skyrockets. If the materials are weak or the safety valves fail, a pressure cooker can literally become a household hazard.

Because of the high risks associated with manufacturing defects, regulatory compliance in this industry is not just a bureaucratic formality—it is a critical life-saving measure. To ensure maximum consumer safety, standardized testing and quality checks have been strictly enforced across the country. Manufacturers, importers, and sellers must navigate a specific set of compliance requirements to legally introduce their products to the market. This guide breaks down everything you need to know about domestic pressure cooker certifications, from mandatory quality standards to the exact documentation needed for compliance.

Is Hawkins cooker ISI Mark?

Yes, Hawkins pressure cookers proudly carry the ISI mark. Hawkins is one of the most trusted and historic kitchenware brands in India, and they strictly adhere to national safety guidelines.

Since the Government of India made it a legal requirement for all pressure cookers sold in the country to bear the ISI mark (effective from February 1, 2021), every cooker rolling out of a Hawkins manufacturing facility undergoes stringent quality control to meet the Bureau of Indian Standards (BIS) criteria. In fact, Hawkins takes safety a step further; not only do their products feature the mandatory domestic ISI mark, but many of their models are also certified by Underwriters Laboratories (UL), an independent global safety testing organization, and carry the CE mark for European standards.

What is the quality standard mark ISI?

The ISI mark is the most recognized certification mark in the Indian subcontinent. Originally standing for the “Indian Standards Institution” (the former name of the Bureau of Indian Standards), the ISI mark acts as a seal of trust and safety for consumers.

When a product bears the ISI mark, it serves as an ironclad guarantee that the item conforms to the strict quality frameworks drafted by BIS. For industrial and consumer goods—especially those involving electrical components or high-pressure environments—the ISI mark proves that the product has undergone relentless laboratory testing. It verifies that the raw materials used are up to standard, the manufacturing process is consistent, and the final product will not fail under normal household conditions. In short, the ISI mark is the ultimate proof of a manufacturer’s commitment to consumer safety and legal compliance.

Is the ISI mark mandatory for a pressure cooker?

Absolutely. The ISI mark is legally mandatory for any domestic pressure cooker manufactured, imported, distributed, or sold in India.

Under the Domestic Pressure Cooker (Quality Control) Order, 2020, issued by the Ministry of Commerce and Industry (DPIIT), the government officially mandated BIS certification for these products. The primary goal of this Quality Control Order (QCO) is to eliminate substandard and potentially explosive pressure cookers from the Indian market.

If a manufacturer or importer attempts to sell a domestic pressure cooker without a valid BIS license and the printed ISI mark, they are committing a direct violation of Indian law. Non-compliance can result in severe penalties, including the seizure of uncertified stock, heavy financial fines, and even a permanent ban on the company’s operations.

What is the Indian standard is number for domestic pressure cooker?

For manufacturers and compliance consultants, knowing the exact standard code is the first step toward getting certified. The specific Indian Standard for domestic pressure cookers is IS 2347:2017 (and its subsequent revisions, such as the 2023 update).

This detailed standard dictates every technical requirement a pressure cooker must meet before it can be awarded the ISI mark. Key specifications under IS 2347 include:

• Material Quality: The body and lid must be constructed from food-grade aluminum alloys or superior stainless steel (like AISI Grade 304).
• Nominal Capacity: The standard covers cookers ranging from 1 liter up to 22 liters.
• Safety Mechanisms: The cooker must feature reliable pressure regulating devices, durable gaskets, and a foolproof safety relief device (fusible plug) that melts and releases pressure if the temperature gets too high.
• Performance Tests: Products must pass extreme durability assessments, including proof pressure tests, bursting pressure tests, and operating tests for the safety valves.

Which is the best pressure cooker in India 2025?

Choosing the “best” pressure cooker ultimately depends on a consumer’s specific needs—such as family size, cooktop type (gas vs. induction), and material preference. However, as of 2025, several ISI-certified models consistently dominate the market due to their superior build quality and safety records:

• Hawkins Contura Hard Anodized / Stainless Steel: Known for its curved body that makes stirring easier, the Contura line is highly praised. Its inner-lid safety mechanism ensures the lid cannot be opened until the internal pressure drops to a safe level.
• Prestige Deluxe Alpha Stainless Steel: This is a top-tier choice for those who prefer an outer-lid design. It features an extra-thick sandwich bottom for even heating and is fully induction compatible.
• Pigeon by Stovekraft Inox Stainless Steel: A brilliant, budget-friendly option that doesn’t compromise on IS 2347 compliance. It features an ergonomic design and highly durable handles.
• Butterfly Cordial Aluminium: A reliable, traditional choice for consumers looking for lightweight, fast-heating aluminum cookers for daily basic use.

What is the cost of registration?

Obtaining the BIS certification (ISI Mark) involves several government fees, alongside potential testing and consultancy charges. Here is a general breakdown of the standard costs required to obtain a BIS license for a domestic pressure cooker under Scheme-I:

Note: These are official government fees. If a manufacturer hires a compliance consultant to streamline the documentation, factory layout, and application process, professional service fees will be an additional cost.

What documents are needed

The BIS certification process is heavily documentation-driven. To prove that a manufacturing unit is capable of consistently producing pressure cookers that meet IS 2347 standards, the following documents must be prepared and submitted:

1. Business Entity Proof: Certificate of Incorporation, MSME registration, or Trade License.
2. Manufacturing Unit Details: Complete address proof of the factory and a detailed factory layout plan.
3. List of Machinery: A comprehensive list of all manufacturing machinery installed on-site.
4. Testing Equipment Details: A list of all testing equipment available in the in-house laboratory, complete with valid calibration certificates.
5. Raw Material Sourcing: Details of the suppliers providing the aluminum, stainless steel, and gaskets, along with raw material test certificates.
6. Manufacturing Process Flowchart: A step-by-step diagram showing how the cooker is made from raw metal to the final packaged product.
7. Quality Control Personnel Details: Appointment letters and qualification certificates for the engineers managing the in-house quality checks.
8. Product Specifications: Technical drawings and design documents of the pressure cooker models to be certified.

Which pressure cooker company is best in India?

When looking at the broader corporate landscape, the title for the best pressure cooker company in India is a tight race between two legendary heavyweights: TTK Prestige and Hawkins Cookers Limited.

Hawkins Cookers Limited is widely celebrated for its engineering and safety. Founded in 1959, the company popularized the “inner lid” design, which locks from the inside like an airplane door, making it virtually impossible to open while under pressure. They are highly favored for their durability and rigorous quality control.

TTK Prestige, on the other hand, is the giant of innovation and variety. They command a massive share of the market due to their vast product range, incorporating modern aesthetics, smart safety indicators, and user-friendly outer-lid designs. They have successfully positioned themselves as a comprehensive kitchen appliance brand.

Both companies flawlessly execute BIS standards and are heavily invested in R&D, making them the indisputable leaders in the Indian market.

Key tests under IS 2347

• Operating pressure: the pressure regulator (weight) must release steam within the specified pressure range.
• Safety devices: the safety valve or fusible plug must release pressure if the regulator is blocked, before the pressure becomes dangerous.
• Hydraulic pressure test: the body and lid must withstand a test pressure well above the working pressure without leaking or deforming permanently.
• Lid and locking: the cooker must not open while under pressure.
• Handles: strength, secure fixing and surface temperature.
• Material and dimensions: the grade of aluminium or stainless steel, wall thickness, capacity and marking.

How to check the ISI mark on a pressure cooker

1. Look for the ISI mark with IS 2347 above it and a licence number (CM/L-) below it, embossed or permanently marked on the body or lid.
2. Open the BIS Care app and use “Verify licence details” to enter the CM/L number.
3. Check that the licence is valid and that the brand and product match the cooker you are buying.

A missing or unverifiable licence number is a sign of a fake mark; report it through the BIS Care app.