VA BENEFITS REFERENCE
Laos Presumptive Service Reference
Read the listed service dates and 19 condition pathways for Laos, with source-specific limits and official citations.
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.
| Condition | Exposure | Listed Service Locations | Service Dates | Criteria And Sources |
|---|---|---|---|---|
| AL amyloidosis | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 cancer | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | VA 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. Covered active service in Laos. 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 disease | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Must 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. Covered active service in Laos. 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 leukemias | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 2 | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 disease | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 |
| Hypertension | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | VA 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. Covered active service in Laos. 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 |
| Hypothyroidism | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | VA 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. Covered active service in Laos. 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 disease | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 Orange | Laos | December 1, 1965 through September 30, 1969 | VA 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. Covered active service in Laos. 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 myeloma | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 lymphoma | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 |
| Parkinsonism | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | VA 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. Covered active service in Laos. 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 disease | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 neuropathy | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Must 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. Covered active service in Laos. 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 tarda | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Must 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. Covered active service in Laos. 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 cancer | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 trachea | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 sarcoma | Agent Orange | Laos | December 1, 1965 through September 30, 1969 | Under 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. Covered active service in Laos. 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 |
Related Condition References
- AL amyloidosis
- Bladder cancer
- Chloracne or consistent acneform disease
- Chronic B-cell leukemias
- Diabetes mellitus type 2
- Hodgkin's disease
- Hypertension
- Hypothyroidism
- Ischemic heart disease
- Monoclonal gammopathy of undetermined significance (MGUS)
- Multiple myeloma
- Non-Hodgkin's lymphoma
- Parkinsonism
- Parkinson's disease
- Early-onset peripheral neuropathy
- Porphyria cutanea tarda
- Prostate cancer
- Respiratory cancers of the lung, bronchus, larynx or trachea
- Soft-tissue sarcoma
Search All Locations And Conditions
Official Sources
Last verified 2026-10-25. Source publication or legal effective dates are shown separately where available.
Check The Source. Get Accredited Help.
Use this resource to understand published information. VA and the official decision control individual benefits.