Internal Revenue Service: differenze tra le versioni

|data_creazione = {{data e tempo|1|7|1862}}<ref>{{en}} {{Cita web|titolo=Office of Commissioner of Internal Revenue (Created by an act of Congress, July 1, 1862) |url=https://www.irs.gov/irs/article/0,,id=184235,00.html |editore=US Internal Revenue Service |accesso=23 luglio 2012 |urlmorto=yes |urlarchivio=https://web.archive.org/web/20111031064415/https://www.irs.gov/irs/article/0%2C%2Cid%3D184235%2C00.html |dataarchivio=31 ottobre 2011 |df=mdy-all }}</ref>