(1) A car expense is a loss or outgoing to do with a * car.
(2) In addition, any of the following is a car expense:
(a) a loss or outgoing to do with operating a * car;
(b) the decline in value of a car.
(3) None of the following is a car expense:
(a) a loss or outgoing incurred, or a payment made, in respect of travel outside Australia;
(b) a taxi fare or similar loss or outgoing.