Excise duty exemption for anti-malarial medicines and diagnostic supplies conditional on official certificate and limited-term validity. Exemption from excise duty is granted for specified anti-malarial drugs and diagnostics and vector-control goods for the Intensified Malaria Control Project under the National Vector Borne Disease Control Program, conditional on production at clearance of a certificate from a Government of India officer not below the rank of Deputy Secretary in the Ministry of Health and Family Welfare confirming the goods are required for the project; the exemption is limited in duration.