The Bureau of Indian Standards has released guidelines for mobile handset manufacturers that require mobile handsets to have the facility for typing text in English, Hindi and at least one additional Indian official language along with facility of message readability on phones for all 22 Indian official languages. Moreover, the guidelines require all mobiles to have a minimum of 4 MB memory, of which 2 MB will be reserved for Indian language support. These guidelines will be applicable to both feature phones and smartphones.