Contracting officers shall insert the provision at 52.207-4, Economic Purchase Quantity-Supplies, in solicitations for supplies. The provision need not be inserted if the solicitation is for a contract under the General Services Administration’s multiple award schedule contract program, or if the contracting officer determines that-

1. (a) The Government already has the data;

2. (b) The data is otherwise readily available; or

3. (c) It is impracticable for the Government to vary its future requirements.