IS 8737 BIS Certification for Valve Fittings for Use with Liquefied Petroleum Gas Cylinders of More Than 5 Litre Water Capacity Part 2 Valve Fittings for Newly Manufactured LPG Cylinders

About IS 8737

Editions and amendments of IS 8737

Amendments:First Amendment (2018), Second Amendment (2024), Third Amendment (2025). Test reports must reflect the standard with its amendments.

Marking fee for IS 8737

BIS charges an annual minimum marking fee for the ISI mark under IS 8737, set by unit size, plus a per-unit rate once production passes the minimum:

Unit rate: ₹0.42 per piece. Source: BIS marking fee schedule for Scheme-I products, September 2026.

ISI licences under IS 8737

BIS records 38 operative licences (38 including deferred, cancelled or under stop marking). Most licensed factories are in Haryana (8), Uttar Pradesh (6), Himachal Pradesh (5), Gujarat (4), Telangana (4).

Testing against IS 8737

BIS inspects the factory and has samples tested to the full Indian Standard at a BIS or BIS-recognised laboratory. After grant, the factory keeps testing production under the Scheme of Inspection and Testing, and BIS draws factory and market samples.

The test report has to cover every clause of IS 8737 that applies to the product, in the edition current on the date of testing. When BIS revises IS 8737 or replaces it with a new edition, existing licence holders move to the new edition by the date BIS sets in its notification.

How to get an ISI mark licence under IS 8737

The licence is granted to the manufacturer for a specific factory and product. Indian factories apply under Scheme-I; overseas factories apply under the Foreign Manufacturers Certification Scheme (FMCS) and must nominate an Authorised Indian Representative.

1. Confirm the exact Indian Standard and the varieties to cover
2. Get the product tested at a BIS-recognised lab (simplified procedure) or arrange BIS sampling
3. Apply on Manak Online with factory, quality-control and test documents
4. BIS factory inspection and sample verification
5. Grant of licence, then marking with the ISI mark and CM/L number

Timeline. BIS targets 30 days under the simplified procedure (applying with a recent lab test report) and 90 days under the normal procedure. Overseas factories under FMCS typically take around 6 months.

Fees. Application fee ₹1,000 and annual licence fee ₹1,000, inspection charges of ₹7,000 per man-day, testing charges, and an annual minimum marking fee set for each Indian Standard (with concessions for micro and small units).

Mark. Certified products carry the ISI Standard Mark with the IS number and the CM/L-XXXXXXXXXX licence number.

Frequently asked questions

Other standards in Cylinder, Valves and Regulator

• IS 3196 3 products
• IS 3224 Valve Fittings for Compressed Gas Cylinder Excluding Liquefied Petroleum Gas Cylinders
• IS 3745 Yoke Type Valve Connection for Small Medical Gas Cylinders
• IS 7142 Welded Low Carbon Steel Cylinders for Low Pressure Liquefiable Gases Not Exceeding 5 Litre Water Capacity
• IS 7285 2 products
• IS 7302 Valve Fittings for Gas Cylinder Valves for Use with Breathing Apparatus
• IS 7312 Welded and Seamless Steel Dissolved Acetylene Gas Cylinders
• IS 8776 Valve Fittings for Use with Liquefied Petroleum Gas (LPG) Cylinders up to and Including 5-Litre Water Capacity
• IS 9798 Low Pressure Regulators for Use with Liquefied Petroleum Gas (LPG) Mixtures
• IS 14899 Liquefied Petroleum Gas Containers for Automotive Use

Source: BIS lists of products under compulsory certification (Scheme-I, Scheme-II), checked October 2026. See the full BIS product list or all Indian Standards.