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Indian Standard · ISI Mark

IS 2593 BIS Certification for Flexible Cables for Miner’s Cap-Lamps

Flexible Cables for Miner’s Cap-Lamps made, imported or sold in India must be certified against IS 2593 under an ISI mark licence (Scheme-I). What the standard covers, how testing works and how to get the licence.

About IS 2593

StandardIS 2593 : 1984
TitleSpecification for Flexible Cables for Miner’s Cap-Lamps
Product coveredFlexible Cables for Miner’s Cap-Lamps
CategoryCables
SchemeISI mark licence (Scheme-I)
Notified underCables (Quality Control) Order, 2020, S.O. 280 (E) · Order PDF

Editions and amendments of IS 2593

EditionPublishedStatus
IS 2593:2023
Flexible Cables for Miners' Cap Lamps - Specification (Second Revision)
2 Jan 2024Current, next review 1 Jan 2029
IS 2593:1984
Flexible Cables for Miners' Cap-lamps
31 Oct 1984Withdrawn 4 Apr 2024

No amendments to the current edition are listed by BIS.

Marking fee for IS 2593

BIS charges an annual minimum marking fee for the ISI mark under IS 2593, set by unit size, plus a per-unit rate once production passes the minimum:

Unit sizeMinimum marking fee (per year)
Large₹79,000
Medium₹64,000
Small₹39,500
Micro₹15,800

Unit rate: ₹18.8 per 100 m. Source: BIS marking fee schedule for Scheme-I products, September 2026.

Testing against IS 2593

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 2593 that applies to the product, in the edition current on the date of testing. When BIS revises IS 2593 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 2593

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 2593 cover?

IS 2593 : 1984: Specification for Flexible Cables for Miner’s Cap-Lamps. BIS has made certification against it compulsory for flexible cables for Miner’s cap-lamps.

Is BIS certification under IS 2593 mandatory?

Yes, for flexible cables for Miner’s cap-lamps, under the Cables (Quality Control) Order, 2020, S.O. 280 (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 2593?

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 2593 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.

Other standards in Cables

  • IS 1554 2 products
  • IS 5950 Shot Firing Cables (for Use Other Than in Shafts)
  • IS 7098 3 products
  • IS 8784 Thermocouple Compensating Cables
  • IS 9857 Welding Cables
  • IS 9968 2 products
  • IS 14255 Aerial Bunched Cables – for Working Voltages up to and Including 1100 Volts
  • IS 14494 Elastomer Insulated Flexible Cables for Use in Mines
  • IS 17048 Halogen Free Flame Retardant (HFFR) Cables for Working Voltages up to and Including 1100 V

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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