In most states, picture IDs issued by the government are considered valid forms of ID. This includes driver's licenses, photo driver permits and state issued non-driver identification cards.
Your active duty military income is not subject to Idaho income tax. However, all other types of Idaho source income (for example, a part-time job) are subject to Idaho income tax. Idaho nonresidents are required to file an Idaho income tax return if gross income from Idaho sources is more than $2,500.
Taxes can vary; you will be taxed at the rate of your official state of residence, and some states offer special tax rates to military personnel. Housing and food allowances are not taxed. In certain circumstances, promotions up to E-3 can come faster. One way to accelerate your Navy career is to get others to join.