2(1)Subject to sub-paragraph (2) below, a person who has become liable to be registered under this Schedule shall cease to be so liable if at any time—
(a)his relevant acquisitions in the year ending with 31st December last before that time did not have a value exceeding £45,000; and
(b)the Commissioners are satisfied that the value of his relevant acquisitions in the year immediately following that year will not exceed £45,000.
(2)A person shall not cease to be liable to be registered under this Schedule at any time if there are reasonable grounds for believing that the value of that person’s relevant acquisitions in the period of 30 days then beginning will exceed £45,000.