South Australia does not have a double demerit point system in place.

Drivers who repeatedly commit specific offences will receive double demerit points for the subsequent offence.

Over the four days starting Friday, double demerit points will apply in NSW and the ACT.

South Australia doesn't have a double demerit points scheme in place but has been considering it.

While SA will not have double demerit points, police will also target drivers doing the wrong thing.

One simple mistake could cost drivers their licences with police out in force and double demerit points applying for the long weekend.

This weekend police will be targeting speeding, mobile phone, seatbelt and motorcycle helmet offences; all of which will attract double demerit points.

The double demerit period will start at 12.01am on Friday and will run until 11.59pm on Monday.

Police warn of long weekend road blitz With the Labour Day long weekend running from Friday to Monday, so too are the double demerit points.

Double demerits will be in force throughout the period for speeding, seatbelt, mobile phone and motorcycle helmet offences.

Queensland also has double demerits, but unlike other states they are not just applied during certain times of the year.

Double demerit points kick in from 12.01am on Thursday and will run until 11.59pm on Monday.

Double demerits will be in force tonight across NSW and the ACT, ahead of the first long weekend since COVID-19 restrictions eased.

Not all states employ double demerits during holiday periods, with only a few others following the same system as NSW and the ACT.

Double demerits will be in force over the Christmas and New Year period from December 20 to January 1, 2020.

Police will be out in force across NSW and the ACT this Labour Day long weekend, with double demerits kicking in just after midnight tonight.