The Government of India has recently approved the E-mail policy which lays down the guidelines with respect to use of e-mail services. The Implementing Agency (IA) for the GoI e-mail service shall be National Informatics Centre (NIC), under the Department of Electronics and Information Technology (DeitY), Ministry of Communications and Information Technology.
The objective of this policy is to ensure secure access and usage of Government of India e-mail services by its users. All services under e-mail are offered free of cost to all officials under Ministries / Departments / Statutory Bodies / Autonomous bodies of both Central and State/UT Governments.
Only the e-mail services provided by NIC, the Implementing Agency of the Government of India shall be used for official communications by all organizations except those exempted under clause no 14 of this policy. The e-mail services provided by other service providers shall not be used for any official communication.
This policy is applicable to all employees of GoI and employees of those State/UT Governments that use the e-mail services of GoI and also those State/UT Governments that choose to adopt this policy in future. The directives contained in this policy must be followed by all of them with no exceptions.
Read more : http://deity.gov.in/content/email-policy