Taxation Administration Act 1953
The Commissioner may establish one or more systems of accounts for primary tax debts.
This section does not prevent the Commissioner from establishing other accounts that are not RBAs.
Each account is to be known as a Running Balance Account (or RBA).8AAZC(3) [Any entity]
An RBA may be established for any entity.
The same person might be part of different entities . For example, a person might have a trustee capacity and also be a partner in a partnership. The person would then be a tax debtor in relation to each of the separate RBAs established for the trustee capacity and the partnership.8AAZC(4) [Basis for establishing RBA]
RBAs for entities may be established on any basis that the Commissioner determines.
Without limiting subsection (4), separate RBAs may be established for different types of primary tax debts.
(a) different businesses or undertakings conducted by the same entity; or
(b) different parts of the same business or undertaking; or
(c) different periods.