H.R.3609 - A bill to amend the Internal Revenue Code of 1954 to allow certain married individuals who file separate returns to be taxed as unmarried individuals.96th Congress (1979-1980)
Cosponsors: H.R.3609 — 96th Congress (1979-1980)All Information (Except Text)
Congress.gov databases include cosponsorship dates (including identification of "original" cosponsors) since 1981 (97th Congress). Prior to 1981, you may be able to find some information online, but often the information is available only in print form.
Sponsor: Rep. Fenwick, Millicent H. [R-NJ-5] | Cosponsor statistics: 247 current - includes 0 original