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VA BENEFITS REFERENCE

Republic Of Vietnam And Inland Waterways Presumptive Service Reference

Read the listed service dates and 19 condition pathways for Republic of Vietnam and inland waterways, with source-specific limits and official citations.

Independent Education · Official Sources · Last Verified October 25, 2026

This location group preserves the places and activity limits stated together in the source. It is not an individual service-history assessment. Conditions, dates and legal pathways must be read together.

Published Presumptive Reference
ConditionExposureListed Service LocationsService DatesCriteria And Sources
AL amyloidosisAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Bladder cancerAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975VA lists this statutory condition for qualifying herbicide exposure. Section 1116(a)(2) gives no condition-specific onset deadline for this category; remaining benefit requirements and rebuttal rules apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Chloracne or consistent acneform diseaseAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Must become manifest to at least 10% within one year after the last qualifying herbicide exposure. The diagnosis and exposure evidence must meet the cited rule. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Chronic B-cell leukemiasAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Diabetes mellitus type 2Agent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Hodgkin's diseaseAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

HypertensionAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975VA lists this statutory condition for qualifying herbicide exposure. Section 1116(a)(2) gives no condition-specific onset deadline for this category; remaining benefit requirements and rebuttal rules apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

HypothyroidismAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975VA lists this statutory condition for qualifying herbicide exposure. Section 1116(a)(2) gives no condition-specific onset deadline for this category; remaining benefit requirements and rebuttal rules apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Ischemic heart diseaseAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. This category does not include hypertension, stroke or peripheral vascular disease; hypertension has its own statutory listing. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Monoclonal gammopathy of undetermined significance (MGUS)Agent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975VA lists this statutory condition for qualifying herbicide exposure. Section 1116(a)(2) gives no condition-specific onset deadline for this category; remaining benefit requirements and rebuttal rules apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Multiple myelomaAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Non-Hodgkin's lymphomaAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

ParkinsonismAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975VA lists this statutory condition for qualifying herbicide exposure. Section 1116(a)(2) gives no condition-specific onset deadline for this category; remaining benefit requirements and rebuttal rules apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Parkinson's diseaseAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Early-onset peripheral neuropathyAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Must become manifest to at least 10% within one year after the last qualifying herbicide exposure. The diagnosis and exposure evidence must meet the cited rule. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Porphyria cutanea tardaAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Must become manifest to at least 10% within one year after the last qualifying herbicide exposure. The diagnosis and exposure evidence must meet the cited rule. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Prostate cancerAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Respiratory cancers of the lung, bronchus, larynx or tracheaAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

Soft-tissue sarcomaAgent OrangeRepublic of Vietnam and inland waterwaysJanuary 9, 1962 through May 7, 1975Under 38 CFR 3.307(a)(6), the disease must become manifest to at least 10% at any time after service. The herbicide-exposure and rebuttal requirements also apply. Excludes osteosarcoma, chondrosarcoma, Kaposi sarcoma and mesothelioma; the regulation specifies included subtypes. Qualifying service in Vietnam, including its inland waterways; no minimum period is specified.

38 U.S.C. 1116, 1116A, 1116B; 38 CFR 3.307 and 3.309. Verified 2026-10-25. Source 1 · Source 2 · Source 3 · Source 4

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Last verified 2026-10-25. Source publication or legal effective dates are shown separately where available.

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