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Indian Standard · ISI Mark

IS 12615 BIS Certification for Energy Efficient Induction Motors-Three Phase Squirrel Cage

Energy Efficient Induction Motors-Three Phase Squirrel Cage made, imported or sold in India must be certified against IS 12615 under an ISI mark licence (Scheme-I). What the standard covers, how testing works and how to get the licence.

About IS 12615

StandardIS 12615
TitleEnergy Efficient Induction Motors-Three Phase Squirrel Cage
Product coveredEnergy Efficient Induction Motors-Three Phase Squirrel Cage
CategoryElectrical Motors
SchemeISI mark licence (Scheme-I)
Notified underBIS notification, SO 178(E), dated 18th January 2017 · Order PDF

Editions and amendments of IS 12615

EditionPublishedStatus
IS 12615:2026
Line Operated Three Phase ac Motors IE CODE Efficiency Classes and Performance Specification
21 Apr 2026Current, next review 21 Apr 2031
IS 12615:2018
Line Operated Three Phase a.c. Motors ( IE CODE ) “Efficiency Classes and Performance Specification” ( Third Revision )
31 Aug 2018Current, next review 31 Aug 2023
IS 12615:2011
Energy Efficient Induction Motors - Three Phase Squirrel Cage
Withdrawn 20 May 2024

BIS lists 2 current editions of IS 12615. During a changeover both can be used until the date BIS sets for moving to the newer one.

Amendments:First Amendment (2019) to IS 12615:2018, Second Amendment (2024) to IS 12615:2018. Test reports must reflect the standard with its amendments.

Marking fee for IS 12615

BIS charges an annual minimum marking fee for the ISI mark under IS 12615, set by unit size, plus a per-unit rate once production passes the minimum:

Unit sizeMinimum marking fee (per year)
Large₹46,000
Medium₹37,000
Small₹23,000
Micro₹9,200

Unit rate: ₹1.75 per kw. Source: BIS marking fee schedule for Scheme-I products, September 2026.

Sampling and key tests for IS 12615

From the BIS product manual for IS 12615 (October 2026), which BIS officers and applicants follow for certification:

Sample quantity:One motor

Tests BIS can carry out in a day during factory inspection:

  • All Routine Tests and Type Tests as per IS

The full type test covers every clause of IS 12615; the list above is what can be checked on site.

ISI licences under IS 12615

BIS records 274 operative licences (280 including deferred, cancelled or under stop marking). Most licensed factories are in Gujarat (104), Tamil Nadu (60), Maharashtra (44), Haryana (16), Karnataka (12).

Testing against IS 12615

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 12615 that applies to the product, in the edition current on the date of testing. When BIS revises IS 12615 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 12615

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 12615 cover?

IS 12615: Energy Efficient Induction Motors-Three Phase Squirrel Cage. BIS has made certification against it compulsory for energy efficient induction motors-three phase squirrel cage.

Is BIS certification under IS 12615 mandatory?

Yes, for energy efficient induction motors-three phase squirrel cage, under the BIS notification, SO 178(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 12615?

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 12615 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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