An organisation can apply for TSDSI membership as a corporate or associate member, as per eligibility criteria mentioned below. Applications are approved by the Governing Council.
Please click the below link to fill the membership application form online:
Online membership Form - New Members
Online membership Form - Renewal
You can also download the membership form (link) and submit by email to membership@tsdsi.in
Please find the information regarding ICT Verticals/Entity here.
| Membership Type | Description | Privileges |
| CORPORATE MEMBER | Entities registered in India and engaged in telecom related activities e.g.: Telecom Equipment Manufacturers, Mobile Phone/CPE Manufacturers, Service Providers, R&D, Academic Institutions, Value Added Service Providers/ Software Developers, Govt., Societies of Govt., PSUs, Regulatory Bodies etc. |
Contribute to Technical Activities Participate in Decision making and voting Hold office bearer positions |
| ASSOCIATE MEMBER | Industry Associations, Foreign Entities, Foreign Industry Associations. | Contribute to Technical Activities |
| GUEST MEMBER/OBSERVER | Professional experts, researchers in their individual capacity as observers. Companies wishing to explore before becoming full members are granted Guest Membership for six months. | Participate in Technical Activities and contribute on invitation |
Admission & Membership fees applicable for FY 2026-27:
There is a one-time Admission Fee and an Annual Membership Fee, valid from April through March. The prevailing TSDSI Annual Membership Fees were revised effective from April 1, 2026, as per the decision of the Governing Council (GC) #55 held on March 20, 2026, and duly ratified in the General Body Meeting (GBM) #25 held on March 24, 2026. The revised Annual Membership Fees, based on the GC and GBM decisions, are outlined in the table below:-
| Eligibility Criteria for Fees | Fee Category | Admission Fee (₹ in lakhs) | Annual Membership Fee (FY 2026 – 27) (₹ in lakhs) |
| Corporate | 1 | ||
| I) INR 10 Crore > Annual Turnover <= INR 50 Crore
INR 50 Crore > Annual Turnover <= INR 100 Crore |
1A (a)
1A (b) |
2.00
2.00 |
4.60
6.10 |
| II) INR 100 Crore > Annual Turnover <= INR 1000 Crore | 1B | 2.00 | 8.10 |
| III) Annual Turnover > INR 1000 Crore | 1C | 2.00 | 14.10 |
| IV) R&D organizations, Test labs | 1D | 2.00 | 6.10 |
| V) Sub Cat a : INR 5 Crore > Annual Turnover <= INR 10 Crore Sub Cat b : Annual Turnover <= INR 5 Crore | 1E (a) 1E (b) |
1.00 0.00 |
4.60 0.10 |
| VI) Academic Institutions, Not-for- Profit R&D organizations Govt, Public Sector Undertaking (PSU) | 2 | 1.00 | 4.60 |
| Associate (Indian Entities) | 3 | 1.00 | 4.60 |
| Associate (Foreign Entities) | 4 | USD 1600 | USD 6500 |
Note:
* Additionally, an 18% GST is applicable on admission and annual membership fees for all membership categories.