�1���� Scope����������
�2���� References
�3���� Definitions
�4���� Abbreviations and acronyms�������������
�5���� Considerations��������
�6���� IMSI structure, format and assignment procedures�
������� 6.1���� Structure and format of the IMSI���������
������� 6.2���� IMSI assignment procedures�
Annex A � Criteria and procedures for the assignment and reclamation of shared
ITU‑T E.212 mobile country codes (MCC) for networks and their
respective� mobile network codes (MNCs)����
������� A.1���� Introduction�
������� A.2 ����Scope��������������
������� A.3���� Principles for assignment�������
������� A.4���� Criteria for assignment������������
������� A.5���� Assignment��
������� A.6���� Voluntary return of unused MNCs������
������� A.7���� Criteria for reclamation�����������
������� A.8���� Reclamation�
������� A.9� ���Reconsideration process���������
Annex B � Principles for the assignment of mobile network codes (MNCs) within
geographic MCCs����
Annex C � Procedures for the assignment of an additional MCC to a country����
Annex D � Use of mobile subscription identification number (MSIN)����
Annex E � The use of an MCC+MNC in a country other than the country to which�
the MCC has been assigned by the Director of TSB����
������� E.1���� Introduction�
������� E.2���� Procedure to be followed for implementation of the extra-territorial
use of an MCC+MNC����
������� E.3���� Voluntary return of an MNC��
������� E.4���� Criteria for cancellation of extra-territorial use��������������
������� E.5���� Cancellation procedures���������
Annex F � Illustration of uses of ITU-T E.212 resources����
������ �F.1���� Introduction�
������� F.2���� Mobile networks (PLMN)��������
������� F.3���� Fixed networks (PSTN)�������������
������� F.4���� Satellite and non-terrestrial networks
������� F.5���� Universal personal telecommunication (UPT)�
������� F.6���� Services used globally
������� F.7���� Networks�������
Appendix I � Form A: Notification of the use of an MCC/MNC
extra-territorially����
Appendix II � Form B: Notification of the cancellation of use of an MCC/MNC�
extra-territorially����
Bibliography����