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BIS Registration for Utility-Interconnected Photovoltaic Inverters-An Overview

BIS registration for utility-interconnected photovoltaic inverters is a regulatory permit that is granted to manufacturers of grid-connected PV solar inverters in India. Expedite your BIS-approved test results with a 60% faster turnaround.

If you’re a foreign-based manufacturer, then you’ll need an Indian authorized representative. Join hands with Corpbiz and connect with the best registered agents to streamline your application process. We'll also assist you with complete documentation, renewal, and end-of-compliance. We help businesses reduce up to 40% of their compliance burden.

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What are the Criteria of BIS Registration for Utility-Interconnected Photovoltaic Inverters Online?

The key criteria of online BIS registration for utility-interconnected photovoltaic inverters online are as follows:

  • The inverters should be compliant with IS 166221 (Part 2) for safety.
  • Grid-interconnection and efficiency as per IS 16169 and IS 17980.
  • A sample inverter must be tested by a BIS-approved lab.
  • The application should be made within 90 days of the test report.
  • Foreign applicants should appoint an Indian representative.
  • Construction data form and critical component list of the inverter.
  • The manufacturing applicant must be ISO certified with a valid license.
  • The product must have a trademark registration in India.
  • The applicant must have an industrial license permit.
  • Foreign manufacturers should attach an authorization letter.
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Documents Required for BIS Registration for Solar Inverters

What Are the Documents for BIS Registration for Utility-Interconnected Photovoltaic Inverters?

The documents required for BIS registration for utility-interconnected photovoltaic inverters are as follows:

  • BIS application form
  • Name and address proof of the local manufacturer applicant
  • A copy of the company/MSME registration
  • ISO certificate of the manufacturer
  • A copy of the business license and its scope in English
  • A passport copy of the foreign manufacturer
  • Identification & address proof of the Indian authorized representative
  • Trademark registration certificate of the proposed inverter
  • Authorization letter if the trademark owner is a third party
  • Details of the marking on the inverter
  • Business unit address – lease or rental agreements
  • Technical and user manual of the product
  • Complete layout of the factory/plant unit
  • Diagram of the manufacturing process
  • List of equipment and machinery
  • Details of raw materials
  • BIS-certified test report
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How to Apply for BIS Registration for Utility-Interconnected Photovoltaic Inverters Online?

Checkout how Corpbiz is going to help you obtain the BIS registration for utility-interconnected photovoltaic inverters online:

  • Step 1: Identify the Mark: Contact us and talk to our BIS specialists to understand the applicable IS standards for your grid-connected inverter product type, IS 16221 and IS 17980.
  • Step 2: Send Sample to a BIS-Recognized Lab: A sample must be tested by a lab approved by the Bureau of Indian Standards. The report must be submitted within 90 days of its issue date.
  • Step 3: Appoint Representative: If you’re a foreign manufacturer, then you must appoint an Indian authorized representative for compliance with the Bureau of Indian Standards (BIS). Corpbiz has a network of 100+ Indian representatives.
  • Step 4: Document Preparation: Our associates will assist you in preparing the technical specification sheets and business license registration paperwork. We'll ensure that all documents are signed by the manufacturer or authorized signatory.
  • Step 5: Notarization: If the application is filed by a representative on your behalf, then we’ll get it notarized and stamped before submission to the BIS.
  • Step 6: Enrollment With the BIS: We'll register you on the BIS online portal to initiate the application process. You can use the login credentials to upload documents and submit the BIS Form. The official fee for the application is INR 1,000.
  • Step 7: Inspection by the BIS: The Bureau officials will review your application and inspect your factory plan to ensure that the manufacturing process and product meet their standards.
  • Step 8: Query or Clarifications by the Bureau (If Any): If the BIS has any questions regarding your documents or the enterprise inspection, then our legal associates will clear the same by issuing clarification after consulting with you.
  • Step 9: Final Approval: The Bureau of Indian Standards will certify you with BIS registration for utility-interconnected photovoltaic inverters. You can now market your product with IS marks.
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Why Trust Corpbiz for BIS Certification for Utility-Interconnected Photovoltaic Inverters?

Corpbiz is India’s emerging LegalTech service provider with 500+ BIS experts. With over 10+ years of proven experience, we simplify your BIS certification process to save your overhead costs & time. Join hands with us for BIS certification for utility-interconnected photovoltaic inverters:

  • 99% faster renewal – get automatic reminders
  • Helped over 5000+ businesses across various BIS FMCS certifications
  • Free of charge post BIS registration support – no more penalties
  • Saved 25 lakh+ hours of manufacturers
  • Application filing in 1 day
  • Liaison with the BIS – provide on-time clarifications
  • Sample testing as per IS standards – contact with 100+ approved labs
  • Customer support 24/7 with multilingual assistance
  • Avail our services anytime – via EMI with leading banks
  • No more standing in a queue – 100% remote process
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FAQs on BIS Certification for Utility-Interconnected Photovoltaic Inverters

The first-time BIS certificate for utility-interconnected photovoltaic inverter is valid for 2 years from its issue date. It is eligible for renewal at least 90 days in advance of its expiration for a period ranging from 1 to 5 years.

Given below is the timeline to secure the BIS certification for utility-interconnected photovoltaic inverter in India-

  • Local manufacturers: 2 to 4 months
  • Foreigners: 4 to 6 months

No, you cannot manufacture the inverters without first obtaining a valid license from the BIS. The Bureau will:

  • Levy penalties
  • Seize your products
  • File an order with the appropriate court/authority to cancel your business license
  • You may also lose reputation in the market if you’re found to be manufacturing the inverters without the BIS registration

Given below are the compliance mandates after the BIS certification for utility-interconnected photovoltaic inverters-

  • Labelling of the inverter with IS 16221 and 17980 with batch number and relevant details
  • Renewal before the expiration of the initial 2-year certification
  • Periodic tests of the products
  • Maintenance of documentation like tech sheets and CDF/CCL

Fees in INR for BIS certification for utility-interconnected photovoltaic inverters are as follows:

  • Application: 1,000
  • Processing: 25,000 per testing sample
  • Additional test: 10,000
  • Annual maintenance: 2,000

All non-Indian manufacturers are required to appoint a registered representative (Indian resident) for the BIS certification process if they intend to sell their products in India.

Here’s how BIS license will benefit your business-

  • Enhanced brand image helps you establish a competitive advantage
  • Increased customer trust and credibility
  • Easier to obtain loans and financial assistance through BIS compliance demonstration
  • Ensures grid safety against fire or electrical hazards

The test report is valid for three months from its issue date. You must submit the application form during the time to ensure timely registration with the BIS.

About the Author


NE
Neha Dawra

Legal Researcher

Written by Neha Dawra. Last updated on Jun 5 2026, 01:06 AM

Neha Dawra has 4+ years of experience in legal research and intellectual property advisory. Her expertise lies in analyzing IP laws, drafting structured legal content, and simplifying complex registration procedures into clear, simple insights.

 

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