legislation_cosponsors: 116-hr-8637, C001091

Cosponsors for tracked legislation. Distinguishes original cosponsors (signed on at introduction) from later additions. Linked to congress_members via bioguide_id.

This data as json

bill_id	bioguide_id	full_name	party	state	sponsorship_date	is_original_cosponsor
116-hr-8637	C001091	Rep. Castro, Joaquin [D-TX-20]	D	TX	2020-11-02	0