(b)
Exclusion from gross income
Under regulations prescribed by the Secretary, the amount of any patronage dividend, and any amount received on the redemption, sale, or other disposition of a nonqualified written notice of allocation which was paid as a patronage dividend, shall not be included in gross income to the extent that such amount—
(1)
is properly taken into account as an adjustment to basis of property, or
(2)
is attributable to personal, living, or family items.