(1) Where, in delimiting the actual area of surplus land, a survey number or a sub-division of a survey number, is required to be divided, then-
(a) if the portion of such survey number or sub-division to be included in the surplus land, is a fragment, the whole of such survey number or sub-division shall be excluded from the surplus land,
(b) if the portion of such survey number or sub-division to be excluded from the surplus land, is a fragment, the whole of such survey number or sub-division shall be included in the surplus land,
(c) if on dividing such survey number or sub-division into two parts, each part is a fragment, the whole of such survey number or sub-division shall be included in the surplus land, and
(d) in any other case, the survey number or sub-division may be divided.
(2) Where any survey number, or sub-division of a survey number, is excluded under clause (a) of sub-section (1), [the person or family unit holding it] shall be entitled to hold it, notwithstanding that [his or its holding] exceeds the ceiling area ; and accordingly, the holding so retained shall be deemed to be the ceiling area.