legislation_cosponsors: 115-hconres-17, L000581

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
115-hconres-17	L000581	Rep. Lawrence, Brenda L. [D-MI-14]	D	MI	2017-02-01	1