IS 432 BIS Certification
2 products must be certified by BIS against IS 432 and carry the ISI mark. Find your product and its exact part below.
Products under IS 432
| Product | Part / edition | Scheme |
|---|---|---|
| Mild Steel and Medium Tensile Steel Bars and Hard–Drawn Steel Wire for Concrete Reinforcement: Part 1 Mild Steel and Medium Tensile Steel Bars | IS 432 : Part 1:1982 | ISI mark |
| Mild Steel and Medium Tensile Steel Bars and Hard–Drawn Steel Wire for Concrete Reinforcement: Part 2 Hard- Drawn Steel Wire | IS 432 : Part 2:1982 | ISI mark |
Parts of IS 432 at a glance
| Part | Current edition | Amendments | Operative ISI licences | Min. marking fee (large unit) |
|---|---|---|---|---|
| IS 432 : Part 1:1982 Mild Steel and Medium Tensile Steel Bars and Hard–Drawn Steel Wire for Concrete Reinforcement: Part 1 Mild Steel and Medium Tensile Steel Bars | IS 432 (Part 1):2026 | 2 | 38 | ₹47,000 |
| IS 432 : Part 2:1982 Mild Steel and Medium Tensile Steel Bars and Hard–Drawn Steel Wire for Concrete Reinforcement: Part 2 Hard- Drawn Steel Wire | IS 432 (Part 2):1982 | 3 | 16 | ₹53,000 |
Details by part
IS 432 : Part 1:1982 Mild Steel and Medium Tensile Steel Bars and Hard–Drawn Steel Wire for Concrete Reinforcement: Part 1 Mild Steel and Medium Tensile Steel Bars
Editions and amendments of IS 432 : Part 1:1982
| Edition | Published | Status |
|---|---|---|
| IS 432 (Part 1):2026 Specification for Mild Steel And Medium Tensile Steel Bars and Hard-Drawn Steel Wire for Concrete Reinforcement Part 1 Mild Steel and Medium Tensile Steel Bars Fourth Revision | 29 May 2026 | Current, next review 29 May 2031 |
| IS 432 (Part 1):1982 Specification for Mild Steel and Medium Tensile Steel Bars and Hard-Drawn Steel Wire for Concrete Reinforcement: Part 1 Mild Steel and Medium Tensile Steel Bars (Third revision) | 30 Jun 1982 | Current, next review 18 Feb 2031 |
BIS lists 2 current editions of IS 432 : Part 1:1982. During a changeover both can be used until the date BIS sets for moving to the newer one.
Amendments:First Amendment (2004) to IS 432 (Part 1):1982, Second Amendment (2014) to IS 432 (Part 1):1982. Test reports must reflect the standard with its amendments.
Marking fee for IS 432 : Part 1:1982
BIS charges an annual minimum marking fee for the ISI mark under IS 432 : Part 1:1982, 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: ₹3 per ton. Source: BIS marking fee schedule for Scheme-I products, September 2026.
Sampling and key tests for IS 432 : Part 1:1982
From the BIS product manual for IS 432 : Part 1:1982 (July 2026), which BIS officers and applicants follow for certification:
Sample quantity:For Mechanical Test – 1 m
Raw material requirements:
- Steel for Mild Steel Bars (Cl. 5.1) Steel for Medium Tensile Steel Bars (Cl. 5.2)
Tests BIS can carry out in a day during factory inspection:
- All tests
The full type test covers every clause of IS 432 : Part 1:1982; the list above is what can be checked on site.
ISI licences under IS 432 : Part 1:1982
BIS records 38 operative licences (38 including deferred, cancelled or under stop marking). Most licensed factories are in Chhattisgarh (16), Maharashtra (8), West Bengal (6), Punjab (4), Gujarat (2).
IS 432 : Part 2:1982 Mild Steel and Medium Tensile Steel Bars and Hard–Drawn Steel Wire for Concrete Reinforcement: Part 2 Hard- Drawn Steel Wire
Editions and amendments of IS 432 : Part 2:1982
| Edition | Published | Status |
|---|---|---|
| IS 432 (Part 2):1982 Specification for Mild Steel and Medium Tensile Steel Bars and Hard-Drawn Steel Wire for Concrete Reinforcement: Part 2 Hard-Drawn Steel Wire (Third Revision) | 30 Sept 1982 | Current, next review 1 May 2030 |
Amendments:First Amendment (2004), Second Amendment (2017), Third Amendment (2019). Test reports must reflect the standard with its amendments.
Marking fee for IS 432 : Part 2:1982
BIS charges an annual minimum marking fee for the ISI mark under IS 432 : Part 2:1982, set by unit size, plus a per-unit rate once production passes the minimum:
| Unit size | Minimum marking fee (per year) |
|---|---|
| Large | ₹53,000 |
| Medium | ₹43,000 |
| Small | ₹26,500 |
| Micro | ₹10,600 |
Unit rate: ₹3 per ton. Source: BIS marking fee schedule for Scheme-I products, September 2026.
Sampling and key tests for IS 432 : Part 2:1982
From the BIS product manual for IS 432 : Part 2:1982, which BIS officers and applicants follow for certification:
Raw material requirements:
- Mild Steel - clause 3 of IS 432 (Part 2)
Tests BIS can carry out in a day during factory inspection:
- All tests
The full type test covers every clause of IS 432 : Part 2:1982; the list above is what can be checked on site.
ISI licences under IS 432 : Part 2:1982
BIS records 16 operative licences (18 including deferred, cancelled or under stop marking). Most licensed factories are in Punjab (5), Maharashtra (2), Chhattisgarh (2), Rajasthan (2), Dadra & Nagar Haveli (1).
Notifying orders
- Steel and Steel Products (Quality Control) Order, 2020, S.O. 756(E), dated 14-02-2020 · PDF
How to get an ISI mark licence under IS 432
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 432?
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 432 are not automatically covered.
Which part of IS 432 applies to my product?
IS 432 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 432 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 Steel and Iron Products
- IS 277 Galvanized Steel Sheets ( Plain and Corrugated)
- IS 280 Mild Steel Wire for General Engineering Purposes
- IS 412 Expanded Metal Steel Sheets for General Purposes
- IS 513 2 products
- IS 648 Cold Rolled Non-oriented Electrical Steel Sheets and Strip-fully Processed Type (CRNO)
- IS 963 Chrome Molybdenum Steel Bars and Rods for Aircraft Purposes
- IS 1029 Hot Rolled Steel Strip (bailing)
- IS 1079 Hot Rolled Carbon Steel Sheet, Plate and Strip —
- IS 1110 Ferrosilicon
- IS 1148 Steel Rivet Bars (medium and High Tensile) – for Structural Purposes
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.