From Longman Business Dictionary
restrictre·strict /rɪˈstrɪkt/ verb [transitiveT] to limit or put controls on the amount, size, or range of somethingrestrict something to somethingThe bank imposed a ruling, restricting credit increases to 2.5%.
laws that restrict public employee pension funds to making only certain types of investment
—restricted adjectiveadjJapanese consumers pay higher prices for goods because ofrestricted competition.