Having already denied he has broken election promises Premier Colin Barnett has come good on one of his promises with an announcement on drinking rules on Thursday.

People will now be able to go to a restaurant and have a drink without having to have a meal.

The changes will affect restaurants that hold 120 people or fewer to serve alcohol without a meal.

In the lead up to the March election, Mr Barnett promised to reduce red tape around restaurants allowing patrons to drink without ordering food.

The changes will affect restaurants that hold 120 people or fewer to serve alcohol without a meal.