petition that is the basis for the alien’s adjustment of status or immigrant visa application is filed on behalf of such alien (or, in the case of subsection (d), the date on which an immigrant visa petition is filed on behalf of the alien's parent), but only if the alien has sought to acquire the status of an alien lawfully admitted for permanent residence within one year of the date on which an immigrant visa number becomes available for such alien and only if such petition is approved. . 51204. Spouses and minor children not included in calculation Section 201(b)(1) of the Immigration and Nationality Act ( 8 U.S.C. 1151(b)(1) ), as amended by this division, is further amended by adding at the end the following: (G) Aliens described in section 203(d) if accompanying or following to join their spouse or parent. . III Improving Employment Based Visas A H–4 Work Authorization Act 51301. Employment authorization for certain alien spouses Section 214(e) of the Immigration and Nationality Act ( 8 U.S.C. 1184(e) ) is amended by adding at the end the following: (3) In the case of an alien spouse admitted under section 101(a)(15)(H)(i)(b), who is accompanying or following to join a principal alien admitted under such section, the Secretary of Homeland Security shall authorize the alien spouse to engage in employment in the United States incident to status (including pursuant to timely-filed extension of stay application) and provide the spouse with an employment authorized endorsement or other appropriate work permit. . B Improving Employment Based Visas 51311. Repeal of FICA exception for certain nonresidents temporarily present in the United States (a) In general Section 3121(b)(19) of the Internal Revenue Code of 1986 is amended by striking (F), each place it appears. (b) Effective date The amendment made by this section shall apply to services performed in calendar quarters beginning after the date of the enactment of this division. 51312. Individuals with doctoral degrees in STEM fields recognized as individuals