Internal Revenue Code of 1986) paid by an employer which are required to be paid by reason of section 2. (d) Special rules (1) Denial of double benefit For purposes of chapter 1 of such Code, the gross income of the employer, for the taxable year which includes the last day of any calendar quarter with respect to which a credit is allowed under this section, shall be increased by the amount of such credit. (2) Election not to have section apply This section shall not apply with respect to any employer for any calendar quarter if such employer elects (at such time and in such manner as the Secretary of the Treasury (or the Secretary’s delegate) may prescribe) not to have this section apply. (3) Certain terms Any term used in this section which is also used in chapter 21 of such Code shall have the same meaning as when used in such chapter. (e) Regulations The Secretary of the Treasury (or the Secretary’s delegate) shall prescribe such regulations or other guidance as may be necessary to carry out the purposes of this section, including— (1) regulations or other guidance to prevent the avoidance of the purposes of the limitations under this section