Are you legally allowed to take a person out of state, who is a full grown adult and mentally sound, and is willing to go?

If the person is competent then noone can "take" them out of state against their Will. If the competent adult is willing to leave the state that's...

The executor is responsible to obtain the appraisal. A beneficiary does not have a right under NJ law to an independent appraisal,but may obtain...