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Indian Standard · ISI Mark

IS 14900 BIS Certification for Transparent Float Glass

Transparent Float Glass made, imported or sold in India must be certified against IS 14900 under an ISI mark licence (Scheme-I). What the standard covers, how testing works and how to get the licence.

About IS 14900

StandardIS 14900: 2018
TitleTransparent Float Glass
Product coveredTransparent Float Glass
CategoryTransparent Float Glass
SchemeISI mark licence (Scheme-I)
Notified underTransparent Float Glass (Quality Control) Order, 2019, S.O. 03 (E), dated 17.05.2021 · Order PDF

Editions and amendments of IS 14900

EditionPublishedStatus
IS 14900:2026
Transparent float glass - Specification (Second Revision)
28 Aug 2026Current, next review 28 Aug 2031
IS 14900:2018
Transparent float glass - Specification (First Revision)
31 Jul 2018Current, next review 30 Jan 2031
IS 14900:2000
Transparent Float Glass
Withdrawn 20 May 2024

BIS lists 2 current editions of IS 14900. During a changeover both can be used until the date BIS sets for moving to the newer one.

No amendments to the current edition are listed by BIS.

Marking fee for IS 14900

BIS charges an annual minimum marking fee for the ISI mark under IS 14900, set by unit size, plus a per-unit rate once production passes the minimum:

Unit sizeMinimum marking fee (per year)
Large₹24,51,000
Medium₹19,61,000
Small₹12,25,500
Micro₹4,90,200

Unit rate: ₹12 per one metric tonne. Source: BIS marking fee schedule for Scheme-I products, September 2026.

ISI licences under IS 14900

BIS records 18 operative licences (18 including deferred, cancelled or under stop marking). Most licensed factories are in Gujarat (6), Uttarakhand (4), Maharashtra (2), Karnataka (2), Tamil Nadu (2).

Testing against IS 14900

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 14900 that applies to the product, in the edition current on the date of testing. When BIS revises IS 14900 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 14900

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

What does IS 14900 cover?

IS 14900: 2018: Transparent Float Glass. BIS has made certification against it compulsory for transparent float glass.

Is BIS certification under IS 14900 mandatory?

Yes, for transparent float glass, under the Transparent Float Glass (Quality Control) Order, 2019, S.O. 03 (E). The product needs a valid BIS licence (ISI mark) and must carry the ISI Standard Mark with the IS number and the CM/L-XXXXXXXXXX licence number.

Where is a product tested for IS 14900?

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.

How long does IS 14900 BIS certification take?

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.

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.

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