diff --git a/scripts/seed-resilience-static.mjs b/scripts/seed-resilience-static.mjs
index 0338ee529..e252de19e 100644
--- a/scripts/seed-resilience-static.mjs
+++ b/scripts/seed-resilience-static.mjs
@@ -29,13 +29,13 @@ export const RESILIENCE_STATIC_INDEX_KEY = 'resilience:static:index:v1';
 export const RESILIENCE_STATIC_META_KEY = 'seed-meta:resilience:static';
 export const RESILIENCE_STATIC_PREFIX = 'resilience:static:';
 export const RESILIENCE_STATIC_TTL_SECONDS = 400 * 24 * 60 * 60;
-export const RESILIENCE_STATIC_SOURCE_VERSION = 'resilience-static-v1';
+export const RESILIENCE_STATIC_SOURCE_VERSION = 'resilience-static-v2';
 export const RESILIENCE_STATIC_WINDOW_CRON = '0 */4 1-3 10 *';
 
 const LOCK_DOMAIN = 'resilience:static';
 const LOCK_TTL_MS = 2 * 60 * 60 * 1000;
-const TOTAL_DATASET_SLOTS = 8;
-const COUNTRY_DATASET_FIELDS = ['wgi', 'infrastructure', 'gpi', 'rsf', 'who', 'fao', 'aquastat', 'iea'];
+const TOTAL_DATASET_SLOTS = 9;
+const COUNTRY_DATASET_FIELDS = ['wgi', 'infrastructure', 'gpi', 'rsf', 'who', 'fao', 'aquastat', 'iea', 'tradeToGdp'];
 const WGI_INDICATORS = ['VA.EST', 'PV.EST', 'GE.EST', 'RQ.EST', 'RL.EST', 'CC.EST'];
 const INFRASTRUCTURE_INDICATORS = ['EG.ELC.ACCS.ZS', 'IS.ROD.PAVE.ZS', 'EG.USE.ELEC.KH.PC'];
 const WHO_INDICATORS = {
@@ -63,6 +63,7 @@ export function shouldSkipSeedYear(meta, seedYear = nowSeedYear()) {
   return Boolean(
     meta
     && meta.status === 'ok'
+    && meta.sourceVersion === RESILIENCE_STATIC_SOURCE_VERSION
     && Number(meta.seedYear) === seedYear
     && Number.isFinite(Number(meta.recordCount))
     && Number(meta.recordCount) > 0,
@@ -640,6 +641,27 @@ async function fetchAquastatDataset() {
   return buildAquastatWbMap(latest);
 }
 
+const WB_TRADE_TO_GDP_INDICATOR = 'NE.TRD.GNFS.ZS';
+
+export function buildTradeToGdpMap(latestByCountry) {
+  const byCountry = new Map();
+  for (const [iso2, entry] of latestByCountry.entries()) {
+    byCountry.set(iso2, {
+      source: 'worldbank',
+      tradeToGdpPct: entry.value,
+      year: entry.year,
+    });
+  }
+  if (byCountry.size === 0) throw new Error('World Bank trade-to-GDP returned no usable rows');
+  return byCountry;
+}
+
+async function fetchTradeToGdpDataset() {
+  const rows = await fetchWorldBankIndicatorRows(WB_TRADE_TO_GDP_INDICATOR, { mrv: '12' });
+  const latest = selectLatestWorldBankByCountry(rows);
+  return buildTradeToGdpMap(latest);
+}
+
 export function finalizeCountryPayloads(datasetMaps, seedYear = nowSeedYear(), seededAt = new Date().toISOString()) {
   const merged = new Map();
 
@@ -770,6 +792,7 @@ async function fetchAllDatasetMaps() {
     { key: 'fao', fetcher: fetchFsinDataset },
     { key: 'aquastat', fetcher: fetchAquastatDataset },
     { key: 'iea', fetcher: fetchEnergyDependencyDataset },
+    { key: 'tradeToGdp', fetcher: fetchTradeToGdpDataset },
   ];
 
   const results = await Promise.allSettled(adapters.map((adapter) => adapter.fetcher()));
diff --git a/tests/helpers/resilience-fixtures.mts b/tests/helpers/resilience-fixtures.mts
index f91bb6b2f..e9a911f92 100644
--- a/tests/helpers/resilience-fixtures.mts
+++ b/tests/helpers/resilience-fixtures.mts
@@ -31,6 +31,7 @@ export const RESILIENCE_FIXTURES: FixtureMap = {
     fao: { peopleInCrisis: 10, phase: 'IPC Phase 1', year: 2025 },
     aquastat: { indicator: 'Renewable water availability', value: 4000, year: 2024 },
     iea: { energyImportDependency: { value: 15, year: 2024, source: 'IEA' } },
+    tradeToGdp: { source: 'worldbank', tradeToGdpPct: 70, year: 2023 },
   },
   'resilience:static:US': {
     wgi: {
@@ -62,6 +63,7 @@ export const RESILIENCE_FIXTURES: FixtureMap = {
     fao: { peopleInCrisis: 5000, phase: 'IPC Phase 2', year: 2025 },
     aquastat: { indicator: 'Renewable water availability', value: 1500, year: 2024 },
     iea: { energyImportDependency: { value: 25, year: 2024, source: 'IEA' } },
+    tradeToGdp: { source: 'worldbank', tradeToGdpPct: 25, year: 2023 },
   },
   'resilience:static:YE': {
     wgi: {
@@ -93,6 +95,7 @@ export const RESILIENCE_FIXTURES: FixtureMap = {
     fao: { peopleInCrisis: 2_000_000, phase: 'IPC Phase 4', year: 2025 },
     aquastat: { indicator: 'Water stress', value: 85, year: 2024 },
     iea: { energyImportDependency: { value: 95, year: 2024, source: 'IEA' } },
+    tradeToGdp: { source: 'worldbank', tradeToGdpPct: 30, year: 2023 },
   },
   'energy:mix:v1:NO': {
     iso2: 'NO',
@@ -333,6 +336,7 @@ export const RESILIENCE_FIXTURES: FixtureMap = {
     fao: { peopleInCrisis: 1_500_000, phase: 'IPC Phase 3', year: 2025 },
     aquastat: { indicator: 'Water stress', value: 72, year: 2024 },
     iea: null, // Eurostat is EU-only — Lebanon absent → energy import dependency unknown
+    tradeToGdp: { source: 'worldbank', tradeToGdpPct: 95, year: 2023 },
   },
   'energy:mix:v1:LB': {
     iso2: 'LB',
@@ -354,7 +358,7 @@ export const RESILIENCE_FIXTURES: FixtureMap = {
     failedDatasets: [],
     seedYear: 2025,
     seededAt: '2026-04-03T00:00:00.000Z',
-    sourceVersion: 'resilience-static-v1',
+    sourceVersion: 'resilience-static-v2',
   },
 };
 
diff --git a/tests/helpers/resilience-release-fixtures.mts b/tests/helpers/resilience-release-fixtures.mts
index add145997..82a1cf675 100644
--- a/tests/helpers/resilience-release-fixtures.mts
+++ b/tests/helpers/resilience-release-fixtures.mts
@@ -236,7 +236,7 @@ export function buildReleaseGateFixtures(): ReleaseGateFixtureMap {
       failedDatasets: [],
       seedYear: 2025,
       seededAt: '2026-04-04T00:00:00.000Z',
-      sourceVersion: 'resilience-static-v1',
+      sourceVersion: 'resilience-static-v2',
     },
     'supply_chain:shipping_stress:v1': { stressScore: 18 },
     'supply_chain:transit-summaries:v1': {
diff --git a/tests/resilience-static-seed.test.mjs b/tests/resilience-static-seed.test.mjs
index 05d32ffb1..fec89adf0 100644
--- a/tests/resilience-static-seed.test.mjs
+++ b/tests/resilience-static-seed.test.mjs
@@ -7,8 +7,10 @@ import { fileURLToPath } from 'node:url';
 import {
   RESILIENCE_STATIC_INDEX_KEY,
   RESILIENCE_STATIC_META_KEY,
+  RESILIENCE_STATIC_SOURCE_VERSION,
   buildFailureRefreshKeys,
   buildManifest,
+  buildTradeToGdpMap,
   countryRedisKey,
   createCountryResolvers,
   finalizeCountryPayloads,
@@ -210,6 +212,28 @@ describe('resilience static seed CSV parsers', () => {
       assert.ok(result.get('DE')?.indicator?.includes('stress'), 'indicator must include "stress" to route correctly in scoreAquastatValue()');
     });
   });
+
+  describe('buildTradeToGdpMap', () => {
+    it('produces { source, tradeToGdpPct, year } shape for known countries', () => {
+      const input = new Map([
+        ['NO', { value: 70.5, year: 2023 }],
+        ['US', { value: 25.3, year: 2023 }],
+        ['SG', { value: 318.2, year: 2023 }],
+      ]);
+      const result = buildTradeToGdpMap(input);
+      assert.equal(result.size, 3);
+      const no = result.get('NO');
+      assert.ok(no != null);
+      assert.equal(no.source, 'worldbank');
+      assert.equal(no.tradeToGdpPct, 70.5);
+      assert.equal(no.year, 2023);
+      assert.equal(result.get('SG')?.tradeToGdpPct, 318.2);
+    });
+
+    it('throws when input map is empty', () => {
+      assert.throws(() => buildTradeToGdpMap(new Map()), /no usable rows/);
+    });
+  });
 });
 
 describe('resilience static seed parsers', () => {
@@ -290,6 +314,9 @@ describe('resilience static seed payload assembly', () => {
       iea: new Map([
         ['NO', { source: 'eurostat-nrg_ind_id', energyImportDependency: { value: -13.3, year: 2024, source: 'eurostat' } }],
       ]),
+      tradeToGdp: new Map([
+        ['NO', { source: 'worldbank', tradeToGdpPct: 70.5, year: 2023 }],
+      ]),
     }, 2026, '2026-04-03T12:00:00.000Z');
 
     assert.deepEqual([...payloads.keys()].sort(), ['NO', 'US', 'YE']);
@@ -303,7 +330,8 @@ describe('resilience static seed payload assembly', () => {
       fao: null,
       aquastat: null,
       iea: { source: 'eurostat-nrg_ind_id', energyImportDependency: { value: -13.3, year: 2024, source: 'eurostat' } },
-      coverage: { availableDatasets: 3, totalDatasets: 8, ratio: 0.375 },
+      tradeToGdp: { source: 'worldbank', tradeToGdpPct: 70.5, year: 2023 },
+      coverage: { availableDatasets: 4, totalDatasets: 9, ratio: 0.444 },
       seedYear: 2026,
       seededAt: '2026-04-03T12:00:00.000Z',
     });
@@ -326,7 +354,7 @@ describe('resilience static seed payload assembly', () => {
       failedDatasets: ['aquastat', 'gpi'],
       seedYear: 2026,
       seededAt: '2026-04-03T12:00:00.000Z',
-      sourceVersion: 'resilience-static-v1',
+      sourceVersion: RESILIENCE_STATIC_SOURCE_VERSION,
     });
 
     assert.deepEqual(buildFailureRefreshKeys(manifest), [
@@ -338,10 +366,13 @@ describe('resilience static seed payload assembly', () => {
     ]);
   });
 
-  it('skips reruns only after a successful snapshot for the same seed year', () => {
-    assert.equal(shouldSkipSeedYear({ status: 'ok', seedYear: 2026, recordCount: 150 }, 2026), true);
-    assert.equal(shouldSkipSeedYear({ status: 'error', seedYear: 2026, recordCount: 150 }, 2026), false);
-    assert.equal(shouldSkipSeedYear({ status: 'ok', seedYear: 2025, recordCount: 150 }, 2026), false);
+  it('skips reruns only after a successful snapshot for the same seed year and source version', () => {
+    const v = RESILIENCE_STATIC_SOURCE_VERSION;
+    assert.equal(shouldSkipSeedYear({ status: 'ok', seedYear: 2026, recordCount: 150, sourceVersion: v }, 2026), true);
+    assert.equal(shouldSkipSeedYear({ status: 'error', seedYear: 2026, recordCount: 150, sourceVersion: v }, 2026), false);
+    assert.equal(shouldSkipSeedYear({ status: 'ok', seedYear: 2025, recordCount: 150, sourceVersion: v }, 2026), false);
+    assert.equal(shouldSkipSeedYear({ status: 'ok', seedYear: 2026, recordCount: 150, sourceVersion: 'resilience-static-v1' }, 2026), false);
+    assert.equal(shouldSkipSeedYear({ status: 'ok', seedYear: 2026, recordCount: 150 }, 2026), false);
   });
 });
 
@@ -358,6 +389,7 @@ describe('recoverFailedDatasets', () => {
       wgi: new Map([['YE', { source: 'worldbank-wgi' }]]),
       infrastructure: new Map(), gpi: new Map(), rsf: new Map(),
       who: new Map(), fao: faoOverride, aquastat: new Map(), iea: new Map(),
+      tradeToGdp: new Map(),
     };
   }