Actually it's the regiment crest, every Ranger gets a tab and scroll but your crest specifies you to your rgt and battalion. As far as if required, no it's not, it's a choice, but is required that you don't get your tattoo below where your BDU or new ACU sleeve would end on the arm while still on active or reserves. got out in 00 so I don't know if rules have changed since then. Hope I was able to answer your questions. 3rd75th bravo company. Sua Sponte, Rangers lead the way! .