Regardless of whether your au ID is a phone number or email address type, a new au ID will be issued with the phone number of the procedure line.
Your original au ID will change to au ID+_ (half-width underscore) +Date of transfer/inheritance (YYYYMMDD), and you will be issued a new au ID linked to the transferred/inherited procedure line.
Example: Transfer/Inherit on April 1st, 2021 procedure line (080XXXXXXXX)
Before Procedure
au ID: 080XXXXXXXX ...①
After Procedure
au ID: 080XXXXXXXX_20210401 ...①
New au ID: 080XXXXXXXX ...②
Your original au ID remains the same, and you will be issued a new au ID linked to the transfer/inheritance line.
Example: Transfer/Inherit on April 1st, 2021 procedure line (090XXXXXXXX)
Before Procedure
au ID: 080XXXXXXXX ...①
After Procedure
au ID: 080XXXXXXXX ...①
New au ID: 090XXXXXXXX ...②
Your original au ID remains the same, and you will be issued a new au ID linked to the transfer/inheritance line.
Example: Transfer/Inherit on April 1st, 2021, procedure line (090XXXXXXXX)
Before Procedure
au ID: abcd@XXXX.com ...①
After Procedure
au ID: abcd@XXXX.com ...①
New au ID: 090XXXXXXXX ...②