Other than A/R and A/P all are called special ledger nothing but bills of exchange, int receivable,advance to customer. but for all special ledgers we need to maintain reconcialiation A/Cs.
Actually item category means to control the sales document with effects schedule line.but higher level item category useful to control item category+sales document with effects to schedule lines.For e...
First we need to create asset under construction in t.code AS01. Then create settlement profile and allocation struction and give the settlement rule in the internal orders and after then you can sett...