...
How to obtain a TACC account
In order to create an RCTF BRCF user account, you must already have a fully-enabled account with TACC. This involves several steps.
...
Once these steps are complete, the TACC credentials are fully active and ready to be associated with an RCTF BRCF account. However, TACC accounts and RCTF BRCF accounts are separate entities, and it may take some time for the TACC account information to be propagated to the RCTF the BRCF account management application.
...
This information is relevant for owners of RCTF BRCF PODs, who must have an active allocation on TACC's ranch tape archive system in order for POD data to be archived.
...