When an anti-assignment clause exists in a contract, a court will not enforce it because it is against public policy. a. True b. False 9. A contract cannot forbid the assignment of the right to receive . Assignments also cannot be restricted for the transfer of , also called a restraint against . A contract cannot prohibit the assignment of checks or promissory notes, also called . The right to receive in a contract for the sale of also can be assigned, even if the contract forbids it.