Termination clause permits either party to end the tax treaty by prior notice, fixing when treaty relief ceases in each jurisdiction. A reciprocal termination mechanism permits either Contracting Party to terminate the Agreement by written notice after the initial period; upon valid notice the Agreement ceases to apply to Hong Kong tax and to income in India from the first tax or fiscal year beginning on or after the April following the date of notice, with separate territorial effect specified for each jurisdiction and English prevailing in case of divergent interpretation.