BIS for Stainless Steel Vacuum Flask/Bottle IS 17526:2021

BIS for Stainless Steel Vacuum Flask/Bottle IS 17526:2021

BIS for Stainless Steel Vacuum Flask/Bottle IS 17526:2021


Overview of BIS for Stainless Steel Vacuum Flask /Bottle

In India, the Use of a Stainless Steel Bottle or Stainless Steel Vacuum Flask has grown rapidly over the last few years. To assure the quality and security of this product, the Bureau of Indian Standards (BIS) has introduced IS 17526:2021, a set of norms and standards for domestic stainless steel vacuum flasks/bottles. In this blog, we will look at the significance of BIS Registration for these items as well as the essential features of conformity with IS 17526:2021.

 Significance of BIS Registration

Bureau of Indian Standards is a national regulatory body of India that is responsible for developing and maintaining quality standards for various electronics, electrical, medical equipment, textile, steel Iron, footwear, and home appliances products. BIS certification is a consumer assurance of quality and safety that is required for various product categories, including domestic stainless steel vacuum flasks and bottles as per Indian Standard with IS 17526:2021.

Benefits of BIS Certificate for Stainless Steel Vacuum Flask /Bottle


Product Quality Assurance: BIS certification assures that the product satisfies the quality specifications, which include material quality, performance, and safety factors.

Consumer Safety: Consumer safety is a primary focus. Having a BIS standard mark on the product guarantees that the product has been qualified with the quality parameters. 

Access the Indian Market: Getting a BIS ISI Mark Certification will definitely help domestic manufacturers and importers to sell the product PAN India without any restrictions. 

Fulfil the Legal Compliance: BIS ISI Mark Certification is mandatory for the stainless steel vacuum flask/bottle as per the BIS Act, of 2016.

Understanding IS 17526:2021: BIS for Domestic Stainless Steel Vacuum Flask /Bottle

IS 17526:2021 is the Indian Standard that sets out the specifications and requirements for domestic stainless steel vacuum flasks and bottles. It covers various parameters like product material, construction, performance, and labelling. BIS Certification is now mandatory for domestic manufacturers and importers of stainless steel flasks. Here are some key aspects covered as per IS 17526:2021:

Material Composition: The standard specifies the acceptable grades of stainless steel that can be used in the manufacturing of these products.

Performance Requirements: The standard defines the thermal performance of vacuum flasks, including heat retention and cold retention properties.

Leakage Testing: IS 17526:2021 outlines leakage tests to ensure that the flask or bottle does not leak or spill its contents when used as intended.

Labelling and Marking: The standard requires proper labelling and marking on the product to provide essential information to consumers, such as capacity, manufacturer's details, and BIS certification mark.

Safety Requirements: It addresses safety aspects, including the absence of sharp edges, handles, and lids that can be easily opened.


Documents Required for BIS Certification of Stainless Steel Flask

  •  KYC of the authorized person, proprietor, partner, director

  •  Copy of GST/MSME Registration Certificate

  •  Certificate of Incorporation/Partnership Deed

  •  Proof of Address of the Manufacturing Premises

  •  Proof of property of the Manufacturing Premises

  •  A Detailed Layout plan of the Factory

  •  List of machinery and test equipment

  •  Manufacturing flowchart process

  •  Location of the factory

  •  List of Raw materials

  •  Copy of Trademark Certificate, If available.

Registration Process of BIS for Stainless Steel Bottle/Flask

Getting BIS registration for domestic stainless steel vacuum flasks and bottles involves a systematic process:

Step 1: Standard Selection: Begin by conducting a thorough assessment of your manufacturing processes and products. Ensure that your products align with the specifications outlined in IS 17526:2021.

Step 2: Engage with a BIS-Recognized Laboratory for Testing: To proceed with BIS registration, you must engage a BIS-recognized laboratory to conduct tests on your products. These tests will determine whether your vacuum flasks or bottles meet the quality and safety criteria specified in IS 17526:2021. 

Step 3: Online Application Submission: Visit the BIS online portal (Manak Online) to create a login ID and password. Submit your application for BIS registration online, by submitting all the necessary documents, formats, and details. Ensure that the information is accurate and complete to avoid any sort of rejection.

Step 4: Factory/Site Inspection: After receiving your application, BIS may conduct a factory inspection to verify that your manufacturing facility and processes align with the standards specified in IS 17526:2021. It is mandatory to confirm that the production facility is in compliance with the applicable standards IS 17526:2021.

Step 5: Grant of BIS Registration: If your products pass the evaluation and meet all the necessary criteria, BIS will grant you a BIS registration certificate. It is proof that the product complies with Indian quality and safety standards.

Step 6: Marking the Product: Once you obtain BIS registration, ensure that your vacuum flasks or bottles are marked with the BIS logo and registration number. such marking boosts confidence in consumers that the products have been certified by BIS and are safe for use.


BIS Registration for domestic stainless steel vacuum flasks/bottles as per IS 17526:2021 is essential for manufacturers to ensure the quality, safety, and market access of their products. Manufacturers should prioritize compliance with IS 17526:2021 and seek BIS certification to thrive in the competitive market for these popular household items. Connect with the Agile Regulatory team of experienced engineers to get complete details about this BIS ISI Mark Certification process. We offer a complete package including application, testing, lab setup, training, and onsite audit till the grant of the license.

#Read Related Services:  BIS Certification

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