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- The BIS Certification For Indicating Bolts Under IS 4621:1975 is mandatory because it helps ensure that the BIS Certified Indicating Bolts used in public baths and lavatories satisfy standards regarding strength, durability, finish, and indication.
- Improved Public Safety and Hygiene TheBIS Certified Indicating Bolts can ensure prevention of accidental entry, personalized privacy for the users, along with facilitating hygienic operation within the high-traffic public toilet facilities like hospitals, railways, or office buildings.
- Standardized Materials & Design Requirements The standardized requirements include approved materials, corrosion-resistant features, smooth functionality, and visible indications to ensure functionality over time in environments where it can be exposed to high humidity and wet conditions.
- Mandatory in Government and Public Works Government and public works projects and the like require compulsory use of ‘indicating’ bolts that have been certified by the BIS.
- Builds Market Trust & Legal Compliance The certification of a product by BIS enhances market credibility and also helps in saving the manufacturer from legal issues..
Introduction
In the case of public infrastructure like railway stations, airports, hospitals, schooling institutions, malls, and government facilities, the aspects of privacy, security, and hygiene are not open to negotiation. There is one small but very essential hardware device that bears direct relation to this: it is the BIS Certified Indicating Bolts used in public baths and toilets. The BIS Certified Indicating Bolts indicates whether the cubicle is occupied or empty, thus preventing awkward circumstances.
In order to ensure similar quality and safety standards all over India, the Bureau of Indian Standards (BIS) specified IS 4621:1975 to describe the requirements for indicating bolts to be used in public baths and toilets. BIS Certified BIS Certified Indicating Bolts for indicating bolts ensures that the product complies with certain standards regarding quality and durability.
What is BIS Certification for Indicating Bolts?
BIS Certification For Indicating Bolts per IS 4621:1975 is a conformity assessment scheme that verifies whether indicating bolts manufactured for public baths and lavatories conform to Indian standards about safety and quality.
- Material composition-brass, aluminium alloy or other specified metals
- Dimensional accuracy
- Surface finish
- Smoothness of operation
- Resistance to corrosion and wear
- Clear visibility of indication regarding “Vacant / Engaged”.
The licensees are empowered upon approval to affix the ISI Mark on the product indicating thereby that the product meets all the requirements of IS 4621:1975 and is safe for use by the public.
Why is BIS Certification Required?
BIS Certification For Indicating Bolts are exposed to high-frequency usage, moisture, and harsh cleaning chemicals. Without standardization, low-quality products can fail quickly and cause privacy issues, complaints about safety, and frequent replacements.
BIS Certification is provided as it
- Provides the same quality for all manufacturers.
- Prevents the use of low-grade or unsafe materials.
- Safeguards public privacy and safety
- Long-lasting durability in wet areas is supported.
- Aligns products with government procurement norms
For public restrooms, even small hardware failures can cause reputational damage and public inconvenience, making certification a necessity.
Scope of BIS Certified Indicating Bolts IS 4621:1975
Scope of IS 4621:1975 relates to BIS Certification For Indicating Bolts used for internal doors in public baths, lavatories, and washrooms.
- Government and municipal buildings
- Hospitals and healthcare facilities
- Academic establishments
- Hotels, Malls, & Commercial Complexes
- Railway Stations, Airports, and Bus Stations
Importance and Benefits BIS Certified Indicating Bolts
| Importance | Benefits |
| Ensures product quality | Reduces product failures and product-related complaints |
| Improves public safety & privacy practices | Prevents Accidental Invasion |
| Ensures resistance to corrosion | Increased product life in wet environments |
| Mandatory for public projects | Eligibility for government tenders |
| Regulatory Compliance | Prevents Legal Penalties and Product Rejection |
Key Advantages for Manufacturers and Buyers
- Uniform Standards: The products meet one standardized quality criterion.
- Greater Market Acceptance: ISI-certified products enjoy greater acceptance from architects, contractors, and the government.
- Cost Efficiency: The durable goods gently decrease replacement costs.
- Brand Credibility: Legitimization through certification reinforces consumer and government trust.
- Export Readiness:BIS certification increases the quality and reliability of the product even in the overseas markets.
Step-by-Step Process of BIS Certified Indicating Bolts
Step1:Documentation
- Collect required technical documents
- Prepare product specifications
- Gather company registration details
- Ensure documents follow BIS format
Step2:Product Testing
- Send samples to a BIS-approved lab
- Conduct safety and quality tests
- Receive test reports
- Confirm compliance with BIS standards
Step3:Application Submission
- Fill out the BIS application form
- Upload all required documents
- Attach valid test reports
- Pay the necessary BIS fees
Step4:Scrutiny and Inspection
- BIS reviews submitted documents
- Authority verifies test results
- Factory/product inspection may occur
- Clarifications requested if needed
Step5:Grant of License
- BIS approves the application
- License number is issued
- Product can carry BIS mark
- Renewal required before expiry
Documents Required for BIS Certification
| Category | Documents Required |
| Business Documents | Business license/registration, ISO certificate, organizational details |
| Manufacturer Details | Factory layout, process flow chart, machinery list, production details |
| Product Documents | Product specifications, component list, user manual, model details |
| Testing Documents | Test report from BIS-recognized lab, sample details, test request form |
| Legal & Compliance | Authorization letter, brand ownership proof, trademark certificate (if any) |
| Import/Foreign Manufacturer (If applicable) | AIR (Authorized Indian Representative) details, contract agreement, overseas manufacturer documents |
Timelines, Costs, Validity & Renewal
- Timelines: Usually from 20 to 30 days, with only 7-15 days for the testing.
- Costs: The cost of the government and the test varies depending on the product. There can be some additional charges though.
- Validity: The validity period is 2 years in most situations.
- Renewal: The renewal is done before the expiration; there should be updated documents/tests the renewal
Why Choose Diligence Certification?
Speaking particularly about BIS Certification for Indicating Bolts, the Diligence Certification has gained prominence as the compliance professional that companies in India rely on.
- Deep BIS ExpertiseDiligence has in-depth knowledge of hardware standards such as IS: 4621-1975.
- Start to Finish Support Documentation and application, testing coordination, and preparation for factory inspection—all done entirely on their behalf.
- Rapid Certification Turnarounds Through early detection of gaps and adherence to the necessary compliance, Diligence avoids certification rejection and stalling.
- Customized Compliance Solutions Each manufacturing facility is unique. At Diligence, we provide tailored counsel rather than generic feedback.
- Assistance for Post-Certification is not limited to the licensing process. Attentiveness extends to renewal, surveillance audit, and general compliance.
Finding the right certifying partner can save time, expenses, and operational headaches—and that is precisely the benefit value of Diligence Certification.
Conclusion
BIS Certified Indicating Bolts for Public Baths and Lavatories (IS 4621:1975) /BIS Certification of Indicating Bolts plays a very important role in public baths and lavatories. Indicating Bolts are very important parts that are ignored but should function properly.
For manufacturers, BIS certification offers access to government contracts and institutional purchase orders and helps to earn credibility in the market. For a buyer and end user, it provides a sense of comfort and guaranteed functionality.
Frequently Asked Questions (FAQs)
What is the meaning of the BIS Certification for Indicating Bolts?
BIS Certification under IS:4621:1975 assures that bolts used for indicating purposes in public baths and lavatories are of quality standards set by Indians for being durable, safe, and corrosion resistant for use in public washrooms.
Is BIS certification compulsory for bolt identification in public toilets?
Yes, the BIS certification is mandatory in general to display the supply of bolts to the governmental, municipal, and public works projects.
What are the different kinds of ‘indicating bolts’ under IS 4621:1975?
The standard includes indicating bolts for public bath and lavatory doors with visible Occupied indications. These are designed for frequent use and for wet conditions.
What are the permitted materials for bolts indicated in the BIS standard?
IS 4621:1975 specifies brass, aluminium alloys, and other approved metals that possess strength properties, corrosion-resistance properties, and easy operation in wet conditions.
What are the BIS Certification Tests conducted on Indicating Bolts?
The products are then tested for their dimensional accuracy, functionality, surface finish, corrosion-resistance properties, and durability at BIS-recognized labs before approval of certification.
Who can apply for the certification under IS 4621:1975?
As far as the qualification status for BIS certification is concerned, only the producers of indicating bolts are eligible. Moreover, the traders/distributors are compelled to purchase from BIS certified producers.
How long will it take to acquire the Bolt Indicates Certification by BIS?
The time required for certification will vary anywhere from 30 to 90 days, depending on whether the documents presented are genuine or whether the factories are easily accessible to visit
What if indicating bolts are supplied without BIS Certification?
Sale of the non-certified indicating bolts utilized in public projects can result in the rejection of the product, punishment in the form of fines, loss of the tender
How long is the BIS license valid for the indication of bolts?
The BIS license is given for a period ranging from 1 to 2 years and is renewable if certain audits are met.
How does Diligence Certification help in BIS Certification for indicating bolts?
Diligence Certification provides full support, starting from documentation and lab coordination to factory inspection preparation, ensuring faster approval and fewer rejections for smooth BIS compliance.
