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ITU-T E.156 (06/2020)

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Guidelines for ITU-T action on reported misuse of ITU-T E.164 number resources
Recommendation ITU-T E.156 outlines the procedures for reporting and taking action regarding alleged misuse of numbers. It also outlines the procedures that the Director of the Telecommunication Standardization Bureau should undertake upon receipt of reports of alleged misuse from members, including methods to address and counter any alleged misuse when such reports are brought to the attention of the Director. Amendment 1 (2020) includes Appendix IV, which reproduces verbatim the attachment to WTSA Resolution 61 (Rev. Dubai, 2012) on "Suggested guidelines for regulators, administrations and operating agencies authorized by Member States for dealing with number misappropriation".
Citation: https://handle.itu.int/11.1002/1000/14177
Series title: E series: Overall network operation, telephone service, service operation and human factors
  E.100-E.229: International operation
  E.140-E.159: Operation of international telephone services
Approval date: 2020-06-05
Provisional name:E.misuse
Approval process:TAP
Status: Superseded
Maintenance responsibility: ITU-T Study Group 2
Further details: Patent statement(s)
Development history
[13 related work items in progress]