Excise duty exemption for ARV drugs and diagnostics under National AIDS Control Programme extends until specified expiry under notification. Exemption from whole excise duty is granted for specified anti-retroviral drugs and specified diagnostics and equipment when required for the National AIDS Control Programme funded by the Global Fund, subject to production at clearance of a certificate from an officer not below the rank of Deputy Secretary in the Ministry of Health and Family Welfare certifying requirement for the programme; the exemption is issued under section 5A of the Central Excise Act and contains a sunset provision terminating its effect after a specified date.