The filing fee for an application for approval of the construction, enlargement, reconstruction, alteration, abandonment, breach, or removal of a dam shall be determined by measuring the height of the dam from the natural bed of the stream or watercourse at the downstream toe of the barrier, or from the lowest elevation of the outside limit of the barrier, if it is not across a stream channel or watercourse, to the maximum storage elevation.
458 Neb. Admin. Code, ch. 3, § 001