such hiring year. (4) Eligible small business The term eligible small business means any person if— (A) the gross receipts of such person for the preceding taxable year did not exceed $1,500,000, and (B) such person employed not more than 20 full-time employees during the preceding taxable year. (c) Application of certain rules Rules similar to the rules of subsections (f), (g), (i), (j), and (k) of section 51, and section 52, shall apply for the purposes of this section. (d) Sunset This section shall not apply to amounts paid or incurred after December 31, 2022. . (b) Denial of double benefits Subsection (a) of section 280C of such Code is amended by inserting , 45S(a) after 46P(a) . (c) Conforming amendments (1) Section 38(b) of such Code is amended by striking plus at the end of paragraph (35), by striking the period at the end of paragraph (36), and inserting , plus , and by adding at the end the following new paragraph: (37) the new hires small business credit determined under section 45S. . (2) The table of sections for subpart D of part IV of subchapter A of chapter 1 of such Code is amended by adding at the end the following new item: Sec. 45S. Wages for new hires for small businesses. . (d) Effective date The amendments made by this section shall apply to taxable years beginning after December 31, 2017.