(a) If a taxpayer elects or has elected under section 77, section 123 of the Internal Revenue Code of 1939, or section 223(d) of the Revenue Act of 1939 (53 Stat. 897), as amended, to include in his gross income the amount of a loan from the Commodity Credit Corporation for the taxable year in which it is received, then—
(1) No part of the amount realized by the Commodity Credit Corporation upon the sale or other disposition of the commodity pledged for such loan shall be recognized as income to the taxpayer, unless the taxpayer receives an amount in addition to that advanced to him as the loan, in which event such additional amount shall be included in the gross income of the taxpayer for the taxable year in which it is received, and
(2) No deductible loss to the taxpayer shall be recognized on account of any deficiency realized by the Commodity Credit Corporation on such loan if the taxpayer was relieved from liability for such deficiency.
(b) The application of paragraph (a) of this section may be illustrated by the following example: