ANDRA 2007/2008 Rule Book
Section 4.8 - Electrical Control
4.8.1 - Batteries
All wet cell batteries must be located outside the driver or passenger compartments and must be securely mounted. Unless otherwise specified in class regulations, any number of batteries may be fitted, provided the combined weight of all batteries does not exceed 68kg (150lbs). A 75mm (3 inch) equilateral triangle, coloured blue, or another contrasting colour where necessary, is required on all vehicles fitted with a wet cell battery or batteries to accurately indicate their location/s. All competition cars quicker than 12.00 (1/4 mile) / 7.70 (1/8 mile) require a battery isolation switch located in the battery location marker. capable of shutting off current flow and operable from the exterior of the vehicle. This is highly recommended for all other vehicles. It is also recommended that sedan vehicles with trunk mounted batteries have a trunk key permanently fitted to the lock. In open cars, where battery spillage over the driver may occur, the battery should be covered and vented to a safe area.
Dude, call ANDRA 08 82715355 and have them send you out a rule book. It has all of this info at your fingertips.