part ▁from ▁providing ▁the ▁Queen ' s ▁Guard ▁at ▁Buck ingham ▁Palace ▁and ▁St ▁James ' s ▁Palace , ▁and ▁the ▁Tower ▁of ▁London ▁Guard , ▁the ▁Public ▁D ut ies ▁batt al ions ▁also ▁provide ▁the ▁W inds or ▁Castle ▁Guard , ▁which ▁is ▁otherwise ▁provided ▁by ▁the ▁batt alion ▁based ▁at ▁W inds or . ▁From ▁ 1 7 8 3 ▁to ▁ 1 9 7 3 , ▁the ▁Gu ards ▁provided ▁a ▁night ly ▁det achment ▁called ▁the ▁Bank ▁Pic quet ▁for ▁guard ▁duty ▁at ▁the ▁Bank ▁of ▁England . ▁ ▁Public ▁duties ▁are ▁also ▁carried ▁out ▁in ▁Edinburgh , ▁although ▁not ▁as ▁frequently ▁as ▁in ▁London . ▁Prior ▁to ▁ 2 0 0 2 , ▁sent ries ▁were ▁perman ently ▁station ed ▁at ▁the ▁entrance ▁to ▁Edinburgh ▁Castle , ▁but ▁these ▁were ▁with dra wn ▁due ▁to ▁cost - cut ting ▁measures . ▁Today , ▁sent ries ▁are ▁posted ▁during ▁the ▁even ings ▁between ▁ 6 ▁pm ▁and ▁ 9 ▁am , ▁and ▁throughout ▁the ▁week ▁that ▁the ▁monarch ▁sp ends ▁in ▁Edinburgh ▁at ▁both ▁the ▁castle ▁and ▁the ▁Palace ▁of ▁Holy ro od house . ▁S entries ▁are ▁also ▁posted ▁at ▁the ▁castle ▁during ▁the ▁month ▁of ▁the ▁Edinburgh ▁Military ▁T atto o ▁prior ▁to ▁each ▁performance , ▁with ▁the ▁regiment ▁forming ▁a ▁guard ▁of ▁honour ▁at ▁the ▁end ▁of ▁each ▁performance . ▁ ▁Public ▁duties ▁are ▁performed ▁by ▁Bal ak lava ▁Company ▁of ▁the ▁Royal ▁Regiment ▁of ▁Scotland ▁a ▁single ▁increment al ▁company ▁to ▁be ▁based ▁perman