(a) The terms defined in part 719 of this chapter, governing reconstitutions of farms, shall be applicable to this part and all documents issued in accordance with this part, except as otherwise provided in this section.

(b)(1) Subject to the provisions of this part, the term “person” shall mean an individual, joint stock company, corporation, association, trust, estate, or other legal entity. In order to be considered to be a separate person for the purposes of this part with respect to any crop, in addition to any other provision of this part, an individual or other legal; entity must:

(i) Have a separate and distinct interest in the crop or the land on which the crop is produced;

(ii) Exercise separate responsibility for such interest; and

(iii) Be responsible for payment of the cost of farming related to such interest from a fund or account separate from that of any other individual or entity.

(2) The term “person” shall not include any cooperative association of producers that markets commodities for producers with respect to the commodities so marketed for producers.

(c) The term “family member” shall mean the individual, the great-grandparent, grand-parent, child, grandchild, and great-grandchild of such individual and the spouses of all such individuals.

(d) The term “separate unit” shall mean an individual who, prior to December 31, 1985: (1) Had been engaged in a separate farming operation and (2) in accordance with the provisions of this part, had been determined to be a separate person or could have so determined under the circumstances existing at such time.