Mandatory BIS Standard

ISI Mark for Diesel Engines – NOx Reduction Agent AUS 32

Mandatory

Minimum marking fee per year: ₹21,400 – ₹1,07,000; Micro to large firms
Testing cost: ₹5,000 – ₹8,000; Based on 5 lab prices
HSN code: 31021010; Check the code with customs

Under IS 17042 (Part 1), Diesel Engines NOx Reduction Agent AUS 32 must be BIS certified to guarantee compliance with environmental criteria and quality standards for use in SCR systems.

Applicable Indian Standards for ISI Mark for Diesel Engines – NOx Reduction Agent AUS 32

IS number	Product	Testing cost
IS 17042 (Part-1): 2018	Diesel Engines – NOx Reduction Agent AUS 32	₹5,000 – ₹8,0005 labs

Minimum marking fee by firm size

You pay BIS a minimum marking fee every year. Micro, small and medium firms (with Udyam registration) pay less. BIS also works out a fee from the unit rate and your production. You pay whichever amount is higher.

Large firms: ₹1,07,000
Medium firms: ₹86,000
Small firms: ₹53,500
Micro firms: ₹21,400

Unit rate: ₹6 per kilolitre

Other BIS charges: ₹9,000 for every ISI mark product: application charge ₹1,000 · licence fee ₹1,000 · audit charges ₹7,000
Foreign manufacturers: Get a detailed quote
Our consulting fee: Best-value quote – let’s talk

All prices are a guide only and do not include GST. Rules and dates can change, so check the latest notice before you apply. Ask us for an up-to-date quote.

Common questions

What is the BIS certification for AUS 32?

BIS certification ensures AUS 32 meets IS 17042 (Part 1):2020 standards for quality and emissions compliance.

Is BIS certification mandatory for AUS 32?

Yes, as per the Quality Control Order (QCO), it is mandatory from August 25, 2024.

What are the key requirements for certification?

Compliance with IS 17042 (Part 1):2020, factory inspection, product testing, and quality control verification.

How long does certification take?

For Indian manufacturers, around 30 days; for foreign manufacturers, up to 180 days.

What is the cost of BIS certification?

Fees vary, including application, audit, license, marking, and testing charges.

See all 336 in Mandatory BIS Standard

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