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H.R. 586
U.S. House•In Senate Committee
Summary
H.R. 586, the Vietnam Veterans Liver Fluke Cancer Study Act, was introduced in the House on Jan 21, 2025 by Rep. Nick LaLota (R) with 8 co-sponsors. It was referred to Veterans' Affairs, and last saw action on Apr 8, 2025: Received in the Senate and Read twice and referred to the Committee on Veterans' Affairs.
Record
Text
H.R. 586 has 8 co-sponsors and 1 roll call.
hb586/engrossed-in-house.txt119 HR 586 EH: Vietnam Veterans Liver Fluke Cancer Study ActU.S. House of Representativestext/xmlENPursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.I119th CONGRESS 1st SessionH. R. 586IN THE HOUSE OF REPRESENTATIVESAN ACTTo direct the Secretary of Veterans Affairs to study and report on the prevalence of cholangiocarcinoma in veterans who served in the Vietnam theater of operations during the Vietnam era, and for other purposes.1.Short titleThis Act may be cited as the Vietnam Veterans Liver Fluke Cancer Study Act .2.Study on the prevalence of cholangiocarcinoma in veterans who served in the Vietnam theater of operations during the Vietnam era(a)Epidemiological studyNot later than 120 days after the date of enactment of this Act, the Secretary of Veterans Affairs, in consultation with the Director of the Centers for Disease Control and Prevention of the Department of Health and Human Services, shall commence an epidemiological study on the prevalence of cholangiocarcinoma in covered veterans of the Vietnam era, using data from the Veterans Affairs Central Cancer Registry and the National Program of Cancer Registries. The study shall include—(1)an identification of the rate of incidence of cholangiocarcinoma in covered veterans of the Vietnam era and in residents of the United States, from the beginning of the Vietnam era to the date of enactment of this Act; and(2)for each of the groups specified in paragraph (1), an identification of the percentage of individuals with cholangiocarcinoma by various demographic characteristics, including by age, gender, race, ethnicity, and the geographic location of the patient at the time of diagnosis.(b)Reports to Congress(1)Initial reportNot later than one year after the completion of the study under subsection (a), the Secretary shall submit to Congress a report containing—(A)the results of the study under subsection (a); and(B)recommendations for administrative or legislative actions required to address issues identified in the study under subsection (a).(2)Follow-Up reportsThe Secretary shall periodically submit to the Congress a follow-up reports, as determined by the Secretary, to provide updates to the information included in the initial report under paragraph (1) and information collected pursuant to subsection (c).(c)Continued tracking of cholangiocarcinoma in covered veterans of the Vietnam eraThe Secretary shall track the prevalence of cholangiocarcinoma in covered veterans of the Vietnam era using the Veterans Affairs Central Cancer Registry, and provide such information to Congress in follow-up reports submitted under subsection (b)(2).(d)DefinitionsIn this section:(1)The term Vietnam era has the meaning given such term in section 101 of title 38, United States Code.(2)The term covered veterans of the Vietnam era means veterans who served in the Vietnam theater of operations during the Vietnam era.3.Extension of certain limitation of pension paymentsSection 5503(d)(7) of title 38, United States Code, is amended by striking November 30, 2031 and inserting December 31, 2031 .Passed the House of Representatives April 7, 2025. Kevin F. McCumber, Clerk.
Tracker
The tracker indicates the progress of this legislation as it moves through the legislative process.
- Introduced2025-01-21
- Passed House2025-04-07
- Passed Senate
- Conference
- To President
- Became Law
CRS Summary
The summaries are the Congressional Research Service’s, one per stage. Read them in full.
Introduced in House Jan 21, 2025
hb586/introduced-in-house.mdShown Here:
Introduced in House (01/21/2025)
Vietnam Veterans Liver Fluke Cancer Study Act
This bill requires the Department of Veterans Affairs (VA) to conduct an epidemiological study and report on the prevalence of cholangiocarcinoma (bile duct cancer) in veterans who served in the Vietnam theater of operations during the Vietnam era. The study must identify the rate of incidence of cholangiocarcinoma in such veterans and in U.S. residents.
The bill also requires the VA to track and report on the prevalence of cholangiocarcinoma using the Veterans Affairs Central Cancer Registry. Additionally, the VA must periodically submit follow-up reports to Congress regarding the epidemiological study and information collected from the cancer registry regarding the prevalence of bile duct cancer.
Sponsors
Rep. Nick LaLota (R) sponsors H.R. 586, and 8 members have co-sponsored it, 5 of them from the day it was introduced.

Rep. · R–NY-1 · Sponsor
Introduced Jan 21, 2025

Rep. · R–AZ-6 · Co-sponsor
Joined Jan 21, 2025 · Original

Rep. · D–NC-1 · Co-sponsor
Joined Jan 21, 2025 · Original

Rep. · R–PA-1 · Co-sponsor
Joined Jan 21, 2025 · Original

Rep. · D–NJ-5 · Co-sponsor
Joined Jan 21, 2025 · Original

Rep. · D–NY-18 · Co-sponsor
Joined Jan 21, 2025 · Original

Rep. · R–NY-17 · Co-sponsor
Joined Jan 28, 2025

Rep. · D–NY-19 · Co-sponsor
Joined Mar 31, 2025

Rep. · D–WA-3 · Co-sponsor
Joined Apr 7, 2025
Committees
H.R. 586 went before 3 committees: Veterans' Affairs, Health Subcommittee and Veterans' Affairs.
Actions
H.R. 586 has taken 12 actions since Jan 21, 2025, the latest on Apr 8, 2025.
| Chamber | Action | |||
|---|---|---|---|---|
Apr 8, 2025 | Senate | Received in the Senate and Read twice and referred to the Committee on Veterans' Affairs.Veterans' Affairs Committee | ||
Apr 7, 202516:48 | House | Mr. Bost moved to suspend the rules and pass the bill, as amended. | ||
Apr 7, 202516:48 | House | Considered under suspension of the rules. (consideration: CR H1435-1437) | ||
Apr 7, 202516:48 | House | DEBATE - The House proceeded with forty minutes of debate on H.R. 586. | ||
Apr 7, 202516:59 | House | At the conclusion of debate, the Yeas and Nays were demanded and ordered. Pursuant to the provisions of clause 8, rule XX, the Chair announced that further proceedings on the motion would be postponed. |
Votes
H.R. 586 went to 1 roll call in the House, the latest on Apr 7, 2025 at 411–0.
| Chamber | Question | Yea | Nay | |||
|---|---|---|---|---|---|---|
Apr 7, 2025 | House | On Motion to Suspend the Rules and Pass, as Amended | 411 | 0 |
Titles
H.R. 586 goes by 6 titles, 3 of them short titles.
- To direct the Secretary of Veterans Affairs to study and report on the prevalence of cholangiocarcinoma in veterans who served in the Vietnam theater of operations during the Vietnam era, and for other purposes. — Official Titles from EH (Engrossed in House) bill text
- Vietnam Veterans Liver Fluke Cancer Study Act — Short Titles from RFS (Referred to Senate) bill text
- Vietnam Veterans Liver Fluke Cancer Study Act — Short Title(s) as Passed House
- Vietnam Veterans Liver Fluke Cancer Study Act — Display Title
- Vietnam Veterans Liver Fluke Cancer Study Act — Short Title(s) as Introduced
- To direct the Secretary of Veterans Affairs to study and report on the prevalence of cholangiocarcinoma in veterans who served in the Vietnam theater of operations during the Vietnam era, and for other purposes. — Official Title as Introduced
Lobbying
1 client hired 1 firm and 9 registered lobbyists who named H.R. 586 in 6 quarterly filings, 2025 to 2026. Reported under the Lobbying Disclosure Act; a filing’s income covers everything its registrant worked that quarter, so the amounts below are the filings’, not this bill’s.
Filed under Veterans.
Clients
Who paid to be heard, by how many filings named the bill.
| Client | Business | State | Firms | Filings | Reported |
|---|---|---|---|---|---|
| DISABLED AMERICAN VETERANS | — | District of Columbia | 1 | 6 | — |
Firms
Registrants who filed on the bill, by filings.
| Registrant | Clients | Filings | Reported |
|---|---|---|---|
| DISABLED AMERICAN VETERANS | 1 | 6 | — |
Lobbyists
Named on the filings that cite the bill.
| Lobbyist | Firms | Clients | Filings |
|---|---|---|---|
| JON RETZER | 1 | 1 | 6 |
| NAOMI MATHIS | 1 | 1 | 6 |
| PETER DICKINSON | 1 | 1 | 6 |
| SHAMALA CAPIZZI | 1 | 1 | 6 |
| JOSEPH LEMAY | 1 | 1 | 5 |
| SHANE LIERMANN | 1 | 1 | 5 |
| JOY ILEM | 1 | 1 | 4 |
| KEVIN MILLER | 1 | 1 | 2 |
| MARQUIS BAREFIELD | 1 | 1 | 2 |
Filings
The documents themselves, on the Senate’s Lobbying Disclosure site, largest reported first.
| Client | Registrant | Period | Reported | Document |
|---|---|---|---|---|
| DISABLED AMERICAN VETERANS | DISABLED AMERICAN VETERANS | 2026 first_quarter | $175.9K | 1st Quarter - Report |
| DISABLED AMERICAN VETERANS | DISABLED AMERICAN VETERANS | 2025 fourth_quarter | $161.3K | 4th Quarter - Report |
| DISABLED AMERICAN VETERANS | DISABLED AMERICAN VETERANS | 2026 second_quarter | $149.2K | 2nd Quarter - Report |
| DISABLED AMERICAN VETERANS | DISABLED AMERICAN VETERANS | 2025 third_quarter | $141.4K | 3rd Quarter - Report |
| DISABLED AMERICAN VETERANS | DISABLED AMERICAN VETERANS | 2025 second_quarter | $141.4K | 2nd Quarter - Report |
| DISABLED AMERICAN VETERANS | DISABLED AMERICAN VETERANS | 2025 first_quarter | $141.4K | 1st Quarter - Report |
Classification
The Congressional Research Service files H.R. 586 under Armed Forces and National Security, one of its 31 policy areas, and gives it 9 legislative subjects.
CRS Subjects
CRS assigns every bill one policy area from its 31; H.R. 586’s is Armed Forces and National Security.
hr586/policy-areas.txtLegislative Subjects
H.R. 586 carries 9 of CRS’s legislative subjects, from Asia to Vietnam.
hr586/subjects.txtConstitutional authority
The clause the sponsor cites as Congress’s power to enact H.R. 586, as entered in the Congressional Record.
[Congressional Record Volume 171, Number 12 (Tuesday, January 21, 2025)][House]From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]By Mr. LaLOTA:H.R. 586.Congress has the power to enact this legislation pursuantto the following:Article 1 Section 8 of the United States Constitution[Page H258]
Source: congress.gov · legiscan.com
