Does a “Possess Open Intoxicants in MV-Driver” charge affect insurance premium?

In some states, yes. It really depends on the insurance company and how their underwriting looks at and the weight that the give to this incident.  Call a couple of independent agents in your state. Advise them of your charge and ask them how the carriers that they write for look at this charge in your state.  This will give you an overall idea of how they view the charge. Also ask how long with most of their insurance companies count this violation on your record.  That will tell you how long you will have to remain with your present carrier before the violation is not counted.  If you still need a couple of comparison quotes on your auto insurance just to make sure you are getting the best deal possible, click here.