<prompt> Translate the following text to EnglishKama ilivyoelezwa katika Sheria ya Uhamiaji ya Marekani, wafanyikazi wa serikali, pamoja na mahakimu, ambao hupokea vitu vya uendelezaji vinavyohusiana na matumizi ya huduma za usafiri au usafiri zilizopatikana na serikali, au huduma hizo zilizokubaliwa kutoka vyanzo visivyo vya shirikisho, kulingana na 31 USC 1.  <response>: This amendment would authorize federal civilian employees, including justices and judges, who receive promotional items incident to using government procured travel or transportation services, or such services accepted from non-Federal sources pursuant to 31 U.S.C. 