Qualifying loss means a 10 percent loss of at least one crop of economic significance due to disaster and on a farm that is either:
(1) Located in a disaster county (a county for which a Secretarial disaster designation has been issued or in a county contiguous to a county that has received a Secretarial disaster designation), or
(2) If not located in any disaster county or county contiguous to such a county, but has an overall loss greater than or equal to 50 percent of normal production on the farm (expected revenue for all crops on the farm) due to disaster.
7 CFR § 760.602
The following definitions apply to all determinations made under this subpart.