:- Small and Medium Enterprises
:- Standing Monitoring Group
:- Simple Mail Transfer Protocol
:- Sikkim Manipal University
:- System of National Accounts
:- Sree Narayana Dharma Peedam ..
:- Superindentend of Police
:- Society for Prevention of Cruelty to Animals
:- Southern Petrochemical Industries Corporation
:- Space Physics Laboratory
:- Self Printing Ticketing Machine
:- Software Requirements Specification
:- Small road & Water Transport Operators
:- Service Selection Board
:- Secondary School Certificate
:- Staff Selection Commission
:- Senior School Certificate Examination
:- Small Scale Industries
:- Secondary School Leaving Certificate
:- Small Scale Service & Business Enterprises
:- Sales Tax / Service Tax
:- Satellite Television Asian Region
:- Satellite Tracking And Ranging Station
:- State Trading Corporation
:- Sexually Transmitted Disceses
:- Subscriber Trunk Dialing
:- Satellite Telecommunications Experiments Project
:- Software Technology Park
:- Software Technology Parks of India
:- Standardisation Testing and Quality Control
:- Securities Transaction Tax
:- Socialist Unity Centre for India
:- Special United Nations Fund for Economic Development
:- Second Working Group on Money Supply
:- Transmission and Distribution
:- Technical Advisory Committee
:- Terrorist And Disruptive Activities (Prevention Act)
:- Travancore Cochin Chemicals
:- Transmission Control Protocol
:- Tata Consultancy Services
:- Trade Development Authority
:- Time Division Multiple Access
:- Tax Deducted at Source
:- Telecom Dispute Settlement and Appellate Tribunal
:- Tata Engineering and Locomotive Company
:- Trasformers and Electricals Kerala Limited
:- Thumba Equatorial Rocket Launching Station
:- Technical Higher Secondary School
:- Tate Institute of Fundamental Research
:- Technology Information Pilot System
:- Tata Iron & Steel Company.
:- Tamilnadu Merchantile Bank
:- Telegraphic Money Order
:- Tamil Nadu Warehousing Corporation
:- Test Of English as a Foreign Language
:- Trust for Orphans and Poor
:- Total Productivity Maintenance
:- Transaction Processing System