To be eligible to participate in the EWRP, a person must be the owner of eligible land for which enrollment is sought and must have been the owner of such land for at least the preceding 12 months prior to the time the enrollment offer is declared by NRCS, as provided in this part. The person shall provide to NRCS adequate proof of ownership of the land. NRCS may waive the 12 month ownership requirement if:
(a) The land was acquired by will or succession as a result of the death of the previous owner; or
(b) Adequate assurances have been presented that the new owner of such land did not acquire such land for the purpose of placing it in the EWRP.