Code of Federal Regulations Title 10. Energy § 10.217.53 Types of allocation orders

(a) Set-aside:  an official action that requires a person to reserve materials, services, or facilities capacity in anticipation of the receipt of rated orders;

(b) Directive:  an official action that requires a person to take or refrain from taking certain actions in accordance with its provisions. For example, a directive can require a person to:  stop or reduce production of an item;  prohibit the use of selected materials, services, or facilities;  or divert the use of materials, services, or facilities from one purpose to another;  and

(c) Allotment:  an official action that specifies the maximum quantity of a material, service, or facility authorized for a specific use.