Excise exemption for specified goods cleared from units in industrial areas grants duty relief subject to written option and conditions. Notification No.50/2003 CE exempts goods in the First and Second Schedules (except goods in Annexure I) from excise duty when cleared from units in the industrial areas listed in Annexures II and III in Uttarakhand and Himachal Pradesh, subject to conditions including a written option by the manufacturer, prior intimation to the jurisdictional authorities with specified particulars, defined eligibility for new units and substantial expansions, a maximum ten year exemption period, and specified process based and product exclusions; Annexures detail non exempt goods and eligible areas.