Excise exemption scheme for units in Uttranchal and Himachal Pradesh permits duty relief subject to eligibility and procedural conditions. Notifications 49/2003-CE and 50/2003-CE create a special excise exemption for specified goods cleared from units in Uttranchal and Himachal Pradesh or from units located in specified industrial areas, subject to Annexure exclusions. Manufacturers must apply to the jurisdictional AC/DC prior to first clearance and submit prescribed particulars; the option becomes effective from the exercise date for the remainder of the financial year. Eligibility is confined to new units commencing production within the prescribed window and to existing units that undertake qualifying expansion; the exemption is available for up to ten years from notification publication or commencement of commercial production, whichever is later.