Library /sys$common/syshlp/uafhelp.hlb ADD, Qualifiers, /ACCOUNT  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /ACCOUNT=account-name

    Specifies the default name for the account (for example, a
    billing name or number). The name can be a string of 1 to 8
    alphanumeric characters. By default, AUTHORIZE does not assign
    an account name.