diff --git a/src/pages/resources/ResourcesMethodologyPage.test.tsx b/src/pages/resources/ResourcesMethodologyPage.test.tsx
index 24b143dc..1627902a 100644
--- a/src/pages/resources/ResourcesMethodologyPage.test.tsx
+++ b/src/pages/resources/ResourcesMethodologyPage.test.tsx
@@ -5,9 +5,6 @@ import ResourcesMethodologyPage from "./ResourcesMethodologyPage";
 import { REGION_MAPPING_DISCLAIMER } from "../../utils/geographyUtils";
 import { MockIntersectionObserver } from "../../test/mockIntersectionObserver";
 
-const TERRITORIAL_CLAIMS =
-  "RMI does not make any statements on country delineations and/or conflicting territorial claims.";
-
 const renderPage = () =>
   render(
     <MemoryRouter>
@@ -23,19 +20,16 @@ const countOf = (haystack: string, needle: string): number =>
   haystack.split(needle).length - 1;
 
 describe("ResourcesMethodologyPage — Regions note", () => {
-  it("states that region mappings come from the pathway's model, not RMI (#800)", () => {
+  it("states that regional representations follow the data sources, not RMI (#917)", () => {
     const { container } = renderPage();
-    expect(flatText(container)).toContain(REGION_MAPPING_DISCLAIMER);
+    expect(flatText(container)).toContain(`Note: ${REGION_MAPPING_DISCLAIMER}`);
   });
 
-  it("keeps the existing territorial-claims sentence in the same note", () => {
+  it("drops the earlier territorial-claims sentence and shows the note once", () => {
     const { container } = renderPage();
     const text = flatText(container);
 
-    expect(text).toContain(TERRITORIAL_CLAIMS);
-    // Reconciled into one note rather than added alongside the old one — a second
-    // near-duplicate note is exactly what #800 asked us to avoid.
-    expect(countOf(text, TERRITORIAL_CLAIMS)).toBe(1);
+    expect(text).not.toContain("conflicting territorial claims");
     expect(countOf(text, REGION_MAPPING_DISCLAIMER)).toBe(1);
   });
 
@@ -43,10 +37,9 @@ describe("ResourcesMethodologyPage — Regions note", () => {
     const { container } = renderPage();
 
     const italics = Array.from(container.querySelectorAll("i")).filter((el) =>
-      (el.textContent ?? "").replace(/\s+/g, " ").includes(TERRITORIAL_CLAIMS),
+      flatText(el).includes(REGION_MAPPING_DISCLAIMER),
     );
     expect(italics).toHaveLength(1);
-    expect(flatText(italics[0])).toContain(REGION_MAPPING_DISCLAIMER);
   });
 
   it("shows the note without any interaction, now that subsections no longer collapse (#955)", () => {
diff --git a/src/pages/resources/ResourcesMethodologyPage.tsx b/src/pages/resources/ResourcesMethodologyPage.tsx
index df03e823..43b83702 100644
--- a/src/pages/resources/ResourcesMethodologyPage.tsx
+++ b/src/pages/resources/ResourcesMethodologyPage.tsx
@@ -356,16 +356,13 @@ const ResourcesMethodologyPage: React.FC = () => {
                       are allowed, based on ISO2 (3166) definitions. Regions are
                       provided as defined in the pathway.
                     </p>
-                    {/* Kept as a single italic block: #800 reconciled two
-                        near-duplicate notes into this one, and the test suite
-                        asserts exactly one italic run carries it. */}
+                    {/* Kept as a single italic block: #917 replaced the
+                        earlier two-sentence note with the policy wording alone,
+                        and the test suite asserts exactly one italic run carries
+                        it. */}
                     <InfoCallout>
                       <p>
-                        <i>
-                          Note: {REGION_MAPPING_DISCLAIMER} RMI does not make
-                          any statements on country delineations and/or
-                          conflicting territorial claims.
-                        </i>
+                        <i>Note: {REGION_MAPPING_DISCLAIMER}</i>
                       </p>
                     </InfoCallout>
                   </div>
diff --git a/src/utils/geographyUtils.ts b/src/utils/geographyUtils.ts
index c8aa8258..90c8d61a 100644
--- a/src/utils/geographyUtils.ts
+++ b/src/utils/geographyUtils.ts
@@ -5,13 +5,13 @@ countries.registerLocale(en);
 
 export type GeographyKind = "global" | "region" | "country";
 
-// Approved wording from #800 (2026-08-10). Single source of truth for the
-// region-mapping disclaimer, rendered on the methodology page, in the detail-page
-// geography tooltip, and under the Geography filter dropdown — the three places a
-// user meets a region→country mapping.
+// Wording from the RMI policy doc (#917, replacing #800's). Single source of truth
+// for the region-mapping disclaimer, rendered on the methodology page, in the
+// detail-page geography tooltip, and under the Geography filter dropdown — the
+// three places a user meets a region→country mapping.
 export const REGION_MAPPING_DISCLAIMER =
-  "The mapping of any individual country or territory to a region reflects the " +
-  "mappings of the model used in the pathway. It does not reflect any opinion of RMI.";
+  "Country and regional representations follow the conventions used in the " +
+  "underlying data sources and do not reflect any institutional point of view by RMI.";
 
 // Flatten the structured geography object into the ordered flat token list the
 // rest of the app historically operated on: "Global" (when global) → region