Key highlights
Yes. BIS registration under the Compulsory Registration Scheme (CRS, Scheme-II) is required for Trimethyl Phosphite, which is covered by the Trimethyl Phosphite (Quality Control) Order, 2022 (S.O. 1637(E)) issued by the Ministry of Chemicals and Fertilizers on 5 April 2022. The product must conform to IS 17412, and cannot be manufactured, imported, sold or distributed in India without BIS registration.
- Indian Standard: IS 17412.
- Scheme: BIS registration under the Compulsory Registration Scheme (CRS, Scheme-II).
- Status: Mandatory.
- Quality Control Order: Trimethyl Phosphite (Quality Control) Order, 2022 (S.O. 1637(E)), notified on 5 April 2022.
- Category: Chemicals.
Indian Standard and scheme
The Indian Standard for Trimethyl Phosphite is IS 17412. Certification is under BIS registration under the Compulsory Registration Scheme (CRS, Scheme-II), and is listed under Chemicals.
Is BIS registration mandatory?
Yes. BIS registration under the Compulsory Registration Scheme (CRS, Scheme-II) is required for Trimethyl Phosphite, which is covered by the Trimethyl Phosphite (Quality Control) Order, 2022 (S.O. 1637(E)) issued by the Ministry of Chemicals and Fertilizers on 5 April 2022. The product must conform to IS 17412, and cannot be manufactured, imported, sold or distributed in India without BIS registration.
Testing
Samples are tested against IS 17412 in a BIS or BIS-recognised laboratory.
Source: the BIS list of products under compulsory certification and the Gazette notification of the order. Confirm the current position with BIS before acting on it.
Quality Control Order for Trimethyl Phosphite
The order below makes BIS registration mandatory for Trimethyl Phosphite.
Trimethyl Phosphite (Quality Control) Order, 2022
- Order:
- S.O. 1637(E)
- Issued by:
- Ministry of Chemicals and Fertilizers
- Notified:
- 5 April 2022
How to Get BIS Registration for Trimethyl Phosphite
Trimethyl Phosphite is certified under the Compulsory Registration Scheme (CRS, Scheme-II).
- 1
Confirm the standard and models
Check the Indian Standard that applies and group the models or variants you want to register, following BIS's grouping guidelines for the product.
- 2
Test at a BIS-recognised laboratory
Send samples to a laboratory recognised by BIS for that Indian Standard and get a test report showing the product conforms.
- 3
Apply on the BIS CRS portal
Submit the registration application with the test report, factory and brand details and pay the fees. Foreign manufacturers also appoint an Authorised Indian Representative.
- 4
Registration granted
BIS reviews the application and test report and grants a registration number (R-number) for the registered models.
- 5
Mark the product and keep it current
Print the Standard Mark with the R-number on the product and packaging, keep the registration renewed, and register new models before they are sold.
BIS Registration Cost and Timeline for Trimethyl Phosphite
Estimated total cost
₹97.9K – ₹1.7L
Estimate from the CompliFind BIS cost calculator for an Indian manufacturer certifying one model under normal processing, including 18% GST and excluding consultant fees. More models, foreign manufacture or fast-track change the total; use the cost calculator for your case.
Estimated timeline
5–8 weeks
Time to grant of registration for an Indian manufacturer under normal processing, from the CompliFind cost calculator; it includes product testing.
Cost breakdown
Indicative, excluding GST| Item | Amount |
|---|---|
| Government Fee (BIS) | ₹53K |
| Testing Fee | ₹30K – ₹90K |
| GST (18%) | ₹14.9K – ₹25.7K |
| TotalExcludes 2 items priced separately | ₹53K |
Calculate the cost for your case
Government fee, testing, marking fee and timeline for Trimethyl Phosphite, by applicant type, number of models and urgency.
Documents Required
What BIS asks for when certifying Trimethyl Phosphite.
- Test report from a BIS-recognised laboratory
- Factory and manufacturer details
- Trademark or brand registration
- Business registration of the applicant
- Authorised Indian Representative nomination and undertaking (foreign manufacturers)
Testing Labs for IS 17412
Trimethyl Phosphite must be tested at a laboratory recognised by BIS for IS 17412 before registration.
Find BIS-recognised labsOfficial Sources
- Gazette notification S.O. 1637(E)· Gazette of India
- Bureau of Indian Standards· BIS
- BIS CRS registration portal· BIS
Compiled from official BIS and Gazette sources and last reviewed in October 2026. Standards and orders are amended from time to time; confirm the current requirement with BIS before you apply.
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