The following words and terms, when used in this chapter, have the following meanings, unless the context clearly indicates otherwise:
Eligible homeowner-A person whose dwelling, which he owns and in which he lives, has been damaged by mine subsidence sufficient to cause a mine subsidence emergency, and whose property is not otherwise insured against the total loss incurred and for whom the relief is not available through other State or Federal programs.
Mine subsidence emergency-A condition in which a sudden or unexpected movement of the earth under or near a dwelling caused by mine subsidence creates damage to the structural integrity of the dwelling sufficient to make the structure unsafe for occupancy.
25 Pa. Code § 14.2