Completion of the modification procedure. 4.1.5.1 When an administration has obtained the agreement of all the administrations whose names were published in the BR IFIC referred to in § 4.1.2.8 b) or § 4.1.3.2, as appropriate, it shall inform the Bureau of the final agreed characteristics of the assignment/allotment together with the names of the administrations with which agreement has been reached. If the administration proposing the modification to the Plans does not inform the Bureau within 24 months after the 75-day period referred to in § 4.1.4.6 to § 4.1.4.10, the proposed modification shall lapse.
4.1.5.2 If the above-mentioned final agreed characteristics result in the identification of new affected administrations, the administration proposing the modification to the Plans shall again apply the provisions of § 4.1 with respect to these new administrations.
4.1.5.3 From the receipt of the complete information referred to in § 4.1.5.1, the Bureau shall, within 30 days, publish in the Special Section of the BR IFIC the characteristics of the assignment/allotment together with the names of the administrations which have agreed to the proposed modification to the Plans and include the new or modified assignment/allotment in the Plans, as appropriate. With respect to Contracting Members, the assignment/allotment concerned shall enjoy the same status as those appearing in the Plans. However, in the case of an assignment in the Plan resulting from the conversion of an allotment, this assignment shall remain in accordance with the allotment from which it stems and in conformity with Section II of Annex 4.
4.1.5.4 The agreement of the administration(s) affected may also be obtained in accordance with this Article for a specific period of time. The assignment or allotment, as appropriate, shall be removed from the Plans and/or from the MIFR, as appropriate, by the Bureau at the end of this period of time, after it has informed the administration.
