IS 204 BIS Certification
2 products must be certified by BIS against IS 204 and carry the ISI mark. Find your product and its exact part below.
Products under IS 204
| Product | Part / edition | Scheme |
|---|---|---|
| Tower Bolts- Non-ferrous Metal | IS 204 (Part 2): 1992 | ISI mark |
| Tower Bolts- Ferrous Metals | IS 204 (Part 1): 1991 | ISI mark |
Parts of IS 204 at a glance
| Part | Current edition | Amendments | Operative ISI licences | Min. marking fee (large unit) |
|---|---|---|---|---|
| IS 204 (Part 2): 1992 Tower Bolts- Non-ferrous Metal | IS 204 (Part 2):1992 | 4 | 11 | ₹47,000 |
| IS 204 (Part 1): 1991 Tower Bolts- Ferrous Metals | IS 204 (Part 1):1991 | 3 | 5 | ₹46,000 |
Details by part
IS 204 (Part 2): 1992 Tower Bolts- Non-ferrous Metal
Editions and amendments of IS 204 (Part 2): 1992
| Edition | Published | Status |
|---|---|---|
| IS 204 (Part 2):1992 Tower bolts - Specification: Part 2 non - Ferrous metals (Fifth Revision) | 28 Feb 1992 | Current, next review 31 Jan 2027 |
Amendments:First Amendment (1993), Second Amendment (1997), Third Amendment (2008), Fourth Amendment (2025). Test reports must reflect the standard with its amendments.
Marking fee for IS 204 (Part 2): 1992
BIS charges an annual minimum marking fee for the ISI mark under IS 204 (Part 2): 1992, set by unit size, plus a per-unit rate once production passes the minimum:
| Unit size | Minimum marking fee (per year) |
|---|---|
| Large | ₹47,000 |
| Medium | ₹38,000 |
| Small | ₹23,500 |
| Micro | ₹9,400 |
Unit rate: ₹8.7 per 100 piece. Source: BIS marking fee schedule for Scheme-I products, September 2026.
ISI licences under IS 204 (Part 2): 1992
BIS records 11 operative licences (12 including deferred, cancelled or under stop marking). Most licensed factories are in Uttar Pradesh (3), Delhi (3), Gujarat (2), West Bengal (2), Rajasthan (1).
IS 204 (Part 1): 1991 Tower Bolts- Ferrous Metals
Editions and amendments of IS 204 (Part 1): 1991
| Edition | Published | Status |
|---|---|---|
| IS 204 (Part 1):1991 Tower bolts - Specification: Part 1 ferrous metals (Fifth Revision) | 31 Jul 1991 | Current, next review 20 Jan 2031 |
Amendments:First Amendment (2008), Second Amendment (2010), Third Amendment (2019). Test reports must reflect the standard with its amendments.
Marking fee for IS 204 (Part 1): 1991
BIS charges an annual minimum marking fee for the ISI mark under IS 204 (Part 1): 1991, set by unit size, plus a per-unit rate once production passes the minimum:
| Unit size | Minimum marking fee (per year) |
|---|---|
| Large | ₹46,000 |
| Medium | ₹37,000 |
| Small | ₹23,000 |
| Micro | ₹9,200 |
Unit rate: ₹8.7 per 100 piece. Source: BIS marking fee schedule for Scheme-I products, September 2026.
Sampling and key tests for IS 204 (Part 1): 1991
From the BIS product manual for IS 204 (Part 1): 1991, which BIS officers and applicants follow for certification:
Sample quantity:5 pieces
ISI licences under IS 204 (Part 1): 1991
BIS records 5 operative licences (6 including deferred, cancelled or under stop marking). Most licensed factories are in Punjab (2), Haryana (1), Uttar Pradesh (1), Delhi (1).
Notifying orders
- Bolts, Nuts and Fasteners (Quality Control) Order, 2023, S.O. 3267(E), dated 21st July 2023 · PDF
How to get an ISI mark licence under IS 204
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.
- Confirm the exact Indian Standard and the varieties to cover
- Get the product tested at a BIS-recognised lab (simplified procedure) or arrange BIS sampling
- Apply on Manak Online with factory, quality-control and test documents
- BIS factory inspection and sample verification
- 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
Is BIS certification mandatory for products under IS 204?
Yes, for the 2 products listed on this page. Each is notified by a government order and needs a valid BIS licence (ISI mark) before it can be made, imported or sold in India. Other products that merely use IS 204 are not automatically covered.
Which part of IS 204 applies to my product?
IS 204 has 2 parts or editions referenced in BIS orders. Find your product in the table above to see its exact part. Where a product is covered by more than one standard, all of them apply.
How long does ISI mark under IS 204 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 Bolts, Nuts and Fasteners
- IS 281 Mild Steel Sliding Door Bolts for Use with Padlocks
- IS 1284 Wrought Aluminium Alloy Bolt and Screw Stock for General Engineering Purposes
- IS 1363 3 products
- IS 1364 2 products
- IS 2681 Non-ferrous Metal Sliding Door Bolts (aldrops) for Use with Padlocks
- IS 3757 High Strength Structural Bolts
- IS 4621 Indicating Bolts for Use in Public Baths and Lavatories
- IS 5187 Flush Bolts
- IS 6623 High Strength Structural Nuts
- IS 7534 Sliding Locking Bolts for Use with Padlocks
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.
Not sure which certification your product needs?
Talk to a team led by former BIS Directors. We'll map every approval your product needs before you spend on testing.