The unique identifier for the amendment cosponsor, as assigned in the Biographical Directory of the United States Congress, 1774-Present. View a field values list of Bioguide identifiers for current and former members in Congress.gov.
The first name of the amendment cosponsor.
The display name for the amendment cosponsor.
A designation that the member is an original or additional cosponsor of the amendment. If the member cosponsored the amendment on the date of its submission, then this value will be "True". If the member cosponsored the amendment after its date of submission, then this value will be "False".
The last name of the amendment cosponsor.
Optional
middlename?: stringThe middle name or initial of the amendment cosponsor.
The party code of the amendment cosponsor. Possible values are "D", "R", "I", "ID", and "L".
The date the member became a cosponsor of the amendment.
Optional
sponsorshipWithdrawnDate?: stringThe date the cosponsor withdrew their cosponsorship of amendment.
A two-letter abbreviation for the state, territory, or district represented by the amendment cosponsor.
A referrer URL to the member item in the API.
Congress interface generated from zod AmendmentCosponsorSchema