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legislation_cosponsors: 119-sres-624, D000622

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

Data license: Public Domain (U.S. Government data) · Data source: Federal Register API & Regulations.gov API

This data as json

bill_id bioguide_id full_name party state sponsorship_date is_original_cosponsor
119-sres-624 D000622 Sen. Duckworth, Tammy [D-IL] D IL 2026-03-02 1
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