152 The Constitution of the Democratic Socialist Republic of Sri Lanka immediately preceding the Constitution and on the basis of such part of the register, prepared under the Registration of Electors Act, No. 44 of 1980, and in operation, as corresponds to such electoral district. The aforesaid parts of the Ceylon (Parliamentary Elections) Order in Council, 1946, shall, for the purposes of such election and notwithstanding the repeal of such Order in Council, be deemed to be in force and shall, mutatis mutandis and except as otherwise expressly provided in the Constitution, apply to such election. The law applicable to election petitions in relation to such electoral district shall be the aforesaid parts of such Order in Council as applied aforesaid and in the event of such election being declared void and no other person is determined to have been duly returned or elected, the election to fill such vacancy shall be held in accordance with the provisions of this proviso.] 151 [(iv) Where a Member nominated or elected to fill any such vacancy as is referred to in sub-paragraph (i) or sub-paragraph (ii), being a Member who has taken and subscribed or made and subscribed an oath or affirmation in the form set out in the Seventh Schedule, directly or indirectly, in or outside Sri Lanka, supports, espouses, promotes, finances, encourages or advocates the establishment of a separate State within the territory of Sri Lanka, any person may make an application to the Court of Appeal for a declaration that such member has directly or indirectly, in or outside Sri Lanka, supported, espoused, promoted, financed, encouraged or advocated the establishment of a separate State within the territory of Sri Lanka. If the Court of Appeal makes, on such application, a declaration that such Member has directly or indirectly, in or outside Sri Lanka, supported, espoused, promoted, financed, encouraged or advocated the establishment of a separate State within the territory of Sri Lanka, the seat of such 151 - Inserted by the Sixth Amendment to the Constitution Sec. 4(3).