If you are not seeing Code 106 (long-term premiums) as a selection in the Virginia program, it is likely because first the long-term premiums must be entered in the Federal program, under Itemized Deductions (not to be calculated and taken on the Federal return, only to let Code 106 appear on the Virginia return). Once that information is entered, you will see Code 106 as a selection on the Virginia Return. Please follow the steps below:
You would then also ignore the Yellow Alert Warning: Insurance Premiums when you run the Alerts which tells you to enter the age of the person for the Federal entry, because you do not want the deduction to be taken on the Federal Schedule A.