diff --git a/README.md b/README.md
index 8c60dd3..6a64a69 100644
--- a/README.md
+++ b/README.md
@@ -39,14 +39,20 @@ npx canton-dev-tools verify-dars
 npx canton-dev-tools backup-dar --package WrappedAssets-v01 --version 0.0.1
 npx canton-dev-tools check-dar-version-policy --all
 npx canton-dev-tools check-upgrade-compat
-npx canton-dev-tools sync-splice-dars --config splice-dars.json
+npx canton-dev-tools sync-splice-dars
 ```
 
 `backup-dar` / version-policy / upgrade-compat skip `Test` packages by default. Pass `--package` with the daml.yaml name, source dir, or a fuzzy alias (e.g. `wrappedAssets`).
 
 ### `sync-splice-dars` config
 
-Create `splice-dars.json` in the repo root (or pass `--config` / `CANTON_SPLICE_DARS_CONFIG`):
+By default, sync uses the packaged pin at `config/default-splice-dars.json` (MainNet Splice
+**0.6.14** / commit `398919a5b13479877fd61587003ba7a4ba00091b`, token-standard + amulet DARs).
+Optional overrides, in order:
+
+1. `--config <path>`
+2. `CANTON_SPLICE_DARS_CONFIG`
+3. repo-root `splice-dars.json` (per-repo pin when it must differ from the shared default)
 
 ```json
 {
diff --git a/bin/canton-dev-tools b/bin/canton-dev-tools
index 0c66bad..19578d8 100755
--- a/bin/canton-dev-tools
+++ b/bin/canton-dev-tools
@@ -64,7 +64,7 @@ Environment:
   CANTON_LOCALNET_AUTH_MODE          oauth2 (package default) or shared-secret
   CANTON_LOCALNET_INFRA_ONLY         Defaults to true for this package binary
   SPLICE_REF / SPLICE_REPO           Overrides for sync-splice-dars
-  CANTON_SPLICE_DARS_CONFIG          Path to splice-dars.json
+  CANTON_SPLICE_DARS_CONFIG          Optional path override (else packaged default / splice-dars.json)
 USAGE
 }
 
diff --git a/config/default-splice-dars.json b/config/default-splice-dars.json
new file mode 100644
index 0000000..b962396
--- /dev/null
+++ b/config/default-splice-dars.json
@@ -0,0 +1,70 @@
+{
+  "spliceRef": "398919a5b13479877fd61587003ba7a4ba00091b",
+  "requiredDars": [
+    {
+      "file": "splice-amulet-0.1.16.dar",
+      "sha256": "d799e1750bce6099daa996049a318e78f8b424e4e091268012fc3dc111b7a4cb"
+    },
+    {
+      "file": "splice-amulet-0.1.19.dar",
+      "sha256": "003554a4f3e6a6ee56f5edd55f0be3d521c4b075fc0c3efdc45e114561ad390d"
+    },
+    {
+      "file": "splice-api-featured-app-v1-1.0.0.dar",
+      "sha256": "01df2e1b86e3a1b9ab55e97e42f280563c9d1fbe909963c74bef62dd642aa3ee"
+    },
+    {
+      "file": "splice-api-token-allocation-instruction-v1-1.0.0.dar",
+      "sha256": "e2607ca3a1d735a82d3066b78132aa8f94b1886c99a5f14148742d252c7220a2"
+    },
+    {
+      "file": "splice-api-token-allocation-instruction-v2-1.0.0.dar",
+      "sha256": "31de6be30385936105b24c8ea544bb25f6eede0d0c008154a11462bb6d14a17b"
+    },
+    {
+      "file": "splice-api-token-allocation-request-v2-1.0.0.dar",
+      "sha256": "aea00bf92c841807c7b02a82eaf2a1599ec8a0f11b2de05edd31fc140a2426b9"
+    },
+    {
+      "file": "splice-api-token-allocation-v1-1.0.0.dar",
+      "sha256": "c3f3b447142577ea4fa7d912ca11cd6821de7588e324e8877425932a02fccaa1"
+    },
+    {
+      "file": "splice-api-token-allocation-v2-1.0.0.dar",
+      "sha256": "e349d3a1952cdd52ed55333bef35e9ba40e6e0379521d65556c6aa2f50d9a1fd"
+    },
+    {
+      "file": "splice-api-token-burn-mint-v1-1.0.0.dar",
+      "sha256": "a18e85c4841a278bce000df8329c3f0e2fee3b30b55dd6a31492d10a72b4f9c1"
+    },
+    {
+      "file": "splice-api-token-holding-v1-1.0.0.dar",
+      "sha256": "ef75f8eb41a65810221784fdb78bb9dfac7cb22245aba14fa7cb7f69c34e0175"
+    },
+    {
+      "file": "splice-api-token-holding-v2-1.0.0.dar",
+      "sha256": "f044b34d7a28c2b6c8a540af720297d55450a889b451dc4eed64a9914f1d6b00"
+    },
+    {
+      "file": "splice-api-token-metadata-v1-1.0.0.dar",
+      "sha256": "455eb160cb5abd4ae9918a6fbb9dad471f721adda39f0e5c76feef08d05637fc"
+    },
+    {
+      "file": "splice-api-token-transfer-events-v2-1.0.0.dar",
+      "sha256": "9a1ebe5aece0a7f1a49069fd7aba0ced92c4ae94e5e3d49cdb097733a87dddbc"
+    },
+    {
+      "file": "splice-api-token-transfer-instruction-v1-1.0.0.dar",
+      "sha256": "e4c73aa7ae73fb2fc330b938ffb99f568792321640ba4b9472902aa8d742c994"
+    },
+    {
+      "file": "splice-api-token-transfer-instruction-v2-1.0.0.dar",
+      "sha256": "720e766456b33abdd26bfc21e54d19413559f0a7ee52000e12d3b6c308199faa"
+    },
+    {
+      "file": "splice-token-standard-utils-2.0.0.dar",
+      "sha256": "60cd68514b48efacea343722c3692436f300d2e33f98d9e5bc0673347961aca0"
+    }
+  ],
+  "syncAdminProtos": true
+}
diff --git a/package-lock.json b/package-lock.json
index 1465748..5c42921 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
   "name": "@fairmint/canton-dev-tools",
-  "version": "0.1.0",
+  "version": "0.1.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@fairmint/canton-dev-tools",
-      "version": "0.1.0",
+      "version": "0.1.4",
       "license": "MIT",
       "dependencies": {
-        "yaml": "^2.9.0"
+        "yaml": "2.9.0"
       },
       "bin": {
         "canton-dev-tools": "bin/canton-dev-tools"
diff --git a/package.json b/package.json
index 246710e..08edba5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@fairmint/canton-dev-tools",
-  "version": "0.1.0",
+  "version": "0.1.4",
   "description": "Shared LocalNet CLI, DAML package tooling, and Canton integration-test helpers for Fairmint",
   "keywords": [
     "canton",
@@ -46,6 +46,7 @@
   },
   "files": [
     "bin/canton-dev-tools",
+    "config/default-splice-dars.json",
     "scripts/localnet-cloud.sh",
     "scripts/install-dpm-sdks.sh",
     "dist/**"
diff --git a/src/cli.ts b/src/cli.ts
index e14692c..928d50c 100644
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -23,7 +23,7 @@ DAML package commands (run from a multi-package repo root):
   backup-dar                 Backup a built DAR into dars/
   check-dar-version-policy   Enforce DAR version / deployment tag policy
   check-upgrade-compat       Run dpm upgrade-check against backups
-  sync-splice-dars           Fetch pinned Splice DARs from splice-dars.json
+  sync-splice-dars           Fetch pinned Splice DARs (packaged default or splice-dars.json)
   install-dpm-sdks           Install Daml SDKs from daml.yaml (shell helper)
 
 Common options:
diff --git a/src/daml/check-dar-version-policy.ts b/src/daml/check-dar-version-policy.ts
index 7178e34..a5c8cbb 100644
--- a/src/daml/check-dar-version-policy.ts
+++ b/src/daml/check-dar-version-policy.ts
@@ -90,9 +90,13 @@ function loadLockAtRef(rootDir: string, ref: string): DarsLock {
     return { version: 1, packages: {} };
   }
 
-  const parsed = parseDarsLockContent(gitText(rootDir, ['show', `${ref}:dars/dars.lock`]), `${ref}:dars/dars.lock`, {
-    requireVersion1: true,
-  });
+  const parsed = parseDarsLockContent(
+    gitText(rootDir, ['show', `${ref}:dars/dars.lock`]),
+    `${ref}:dars/dars.lock`,
+    {
+      requireVersion1: true,
+    }
+  );
   return parsed;
 }
 
diff --git a/src/daml/dar-utils.ts b/src/daml/dar-utils.ts
index 72f39ce..dbbf55a 100644
--- a/src/daml/dar-utils.ts
+++ b/src/daml/dar-utils.ts
@@ -167,13 +167,7 @@ export function getDarLockKey(packageName: string, version: string, darName: str
     ['version', version],
     ['darName', darName],
   ] as const) {
-    if (
-      !value ||
-      value.includes('/') ||
-      value.includes('\\') ||
-      value === '.' ||
-      value === '..'
-    ) {
+    if (!value || value.includes('/') || value.includes('\\') || value === '.' || value === '..') {
       throw new Error(`Unsafe ${label} for DAR lock key: ${value}`);
     }
   }
diff --git a/src/daml/prepare-build.ts b/src/daml/prepare-build.ts
index 008c160..ef1aaf9 100644
--- a/src/daml/prepare-build.ts
+++ b/src/daml/prepare-build.ts
@@ -8,7 +8,11 @@
 import * as fs from 'node:fs';
 import * as path from 'node:path';
 import * as yaml from 'yaml';
-import { assertSafeRelativePath, normalizeRelativePath, resolveContainedPath } from './sync-splice-dars';
+import {
+  assertSafeRelativePath,
+  normalizeRelativePath,
+  resolveContainedPath,
+} from './sync-splice-dars';
 
 export interface PrepareBuildOptions {
   rootDir: string;
@@ -148,7 +152,11 @@ export function prepareBuild(options: PrepareBuildOptions): string[] {
 
   const generatedPackages: string[] = [];
   for (const [sourceDir, packageName] of packageNames) {
-    const sourcePath = resolveContainedPath(rootDir, sourceDir, 'multi-package.yaml packages entry');
+    const sourcePath = resolveContainedPath(
+      rootDir,
+      sourceDir,
+      'multi-package.yaml packages entry'
+    );
     const targetPath = resolveContainedPath(buildRoot, packageName, 'daml.yaml name');
     assertPathInsideRoot(rootDir, targetPath, 'prepare-build target');
     copyDir(sourcePath, targetPath);
diff --git a/src/daml/sync-splice-dars.ts b/src/daml/sync-splice-dars.ts
index 9e44e8b..285d2ad 100644
--- a/src/daml/sync-splice-dars.ts
+++ b/src/daml/sync-splice-dars.ts
@@ -1,8 +1,13 @@
 /**
  * Sync pinned Splice DARs (and optionally Canton admin protos) into a consumer repo.
  *
- * Requires a JSON config (default `splice-dars.json` in the repo root) so each consumer
- * owns SPLICE_REF + REQUIRED_DARS. Env overrides: SPLICE_REPO, SPLICE_REF, CANTON_SPLICE_DARS_CONFIG.
+ * Config resolution order:
+ * 1. `--config` / `options.configPath`
+ * 2. `CANTON_SPLICE_DARS_CONFIG`
+ * 3. consumer `splice-dars.json` (optional per-repo override)
+ * 4. packaged default at `config/default-splice-dars.json` (shared Fairmint pin)
+ *
+ * Env overrides: SPLICE_REPO, SPLICE_REF, CANTON_SPLICE_DARS_CONFIG.
  */
 
 import { execFileSync } from 'node:child_process';
@@ -60,19 +65,32 @@ const DEFAULT_DARS_RELATIVE_DIR = 'libs/splice/daml/dars';
 const DEFAULT_ADMIN_PROTO_RELATIVE_DIR = 'libs/splice/canton/community/admin-api/src/main/protobuf';
 const SYNC_STATE_FILENAME = '.canton-splice-sync-state.json';
 
-function resolveConfigPath(rootDir: string, configPath?: string): string {
+/** Packaged shared pin shipped with `@fairmint/canton-dev-tools`. */
+export function getDefaultSpliceDarsConfigPath(): string {
+  return path.join(__dirname, '..', '..', 'config', 'default-splice-dars.json');
+}
+
+/**
+ * Resolve which splice-dars config file to load.
+ * Consumer `splice-dars.json` overrides the packaged default when present.
+ */
+export function resolveSyncSpliceDarsConfigPath(rootDir: string, configPath?: string): string {
   if (configPath) return path.resolve(configPath);
   if (process.env['CANTON_SPLICE_DARS_CONFIG']) {
     return path.resolve(process.env['CANTON_SPLICE_DARS_CONFIG']);
   }
-  return path.join(rootDir, 'splice-dars.json');
+  const consumerConfig = path.join(rootDir, 'splice-dars.json');
+  if (fs.existsSync(consumerConfig)) {
+    return consumerConfig;
+  }
+  return getDefaultSpliceDarsConfigPath();
 }
 
 export function loadSyncSpliceDarsConfig(configPath: string): SyncSpliceDarsConfig {
   if (!fs.existsSync(configPath)) {
     throw new Error(
       `Splice DAR config not found: ${configPath}\n` +
-        'Create splice-dars.json (or pass --config) with spliceRef + requiredDars.\n' +
+        'Expected packaged config/default-splice-dars.json, or create splice-dars.json / pass --config.\n' +
         'See README for the expected shape.'
     );
   }
@@ -440,8 +458,7 @@ function syncSpliceDarsFiles(rootDir: string, config: SyncSpliceDarsConfig): voi
     DEFAULT_ADMIN_PROTO_RELATIVE_DIR,
     'adminProtoRelativeDir'
   );
-  const adminProtoSourceRelative =
-    config.adminProtoSourceDir || DEFAULT_ADMIN_PROTO_SOURCE_DIR;
+  const adminProtoSourceRelative = config.adminProtoSourceDir || DEFAULT_ADMIN_PROTO_SOURCE_DIR;
   const packageService = config.adminProtoPackageService || DEFAULT_ADMIN_PROTO_PACKAGE_SERVICE;
   const syncAdminProtos = config.syncAdminProtos !== false;
   if (syncAdminProtos) {
@@ -464,9 +481,7 @@ function syncSpliceDarsFiles(rootDir: string, config: SyncSpliceDarsConfig): voi
     console.log(`Fetching Splice DARs from ${spliceRepo} at ${spliceRef}`);
     runGit(['clone', '--filter=blob:none', '--sparse', '--no-checkout', spliceRepo, cloneDir]);
     runGit(['checkout', spliceRef], cloneDir);
-    const sparsePaths = syncAdminProtos
-      ? ['daml/dars', adminProtoSourceRelative]
-      : ['daml/dars'];
+    const sparsePaths = syncAdminProtos ? ['daml/dars', adminProtoSourceRelative] : ['daml/dars'];
     runGit(['sparse-checkout', 'set', ...sparsePaths], cloneDir);
 
     fs.mkdirSync(darsDir, { recursive: true });
@@ -537,7 +552,8 @@ export function syncSpliceDars(options: SyncSpliceDarsOptions): void {
   const rootDir = path.resolve(options.rootDir);
   const force = options.force ?? false;
   const config =
-    options.config ?? loadSyncSpliceDarsConfig(resolveConfigPath(rootDir, options.configPath));
+    options.config ??
+    loadSyncSpliceDarsConfig(resolveSyncSpliceDarsConfigPath(rootDir, options.configPath));
 
   for (const dar of config.requiredDars) {
     assertSafeRelativePath(dar.file, 'requiredDars.file');
diff --git a/src/daml/verify-dars.ts b/src/daml/verify-dars.ts
index 33532cb..7447b2e 100644
--- a/src/daml/verify-dars.ts
+++ b/src/daml/verify-dars.ts
@@ -194,7 +194,9 @@ export function runVerifyDarsCli(options: VerifyDarsOptions): void {
       );
       console.error('  2. If changes were accidental, restore the original DAR files');
       console.error('  3. Never modify backed-up DAR files directly');
-      console.error('  4. Run with --update to fix dars.lock hash/size/untracked (use with caution)\n');
+      console.error(
+        '  4. Run with --update to fix dars.lock hash/size/untracked (use with caution)\n'
+      );
     } else if (result.missing > 0) {
       console.error(
         'Tracked DAR files are missing from disk. Restore them before re-running --update.\n'
diff --git a/src/testing/testConfig.ts b/src/testing/testConfig.ts
index ba94b49..5cc0fb7 100644
--- a/src/testing/testConfig.ts
+++ b/src/testing/testConfig.ts
@@ -94,10 +94,7 @@ export function buildLocalnetClientConfig(): ClientConfig {
 /** @deprecated Prefer {@link buildLocalnetClientConfig}. */
 export const buildIntegrationTestClientConfig = buildLocalnetClientConfig;
 
-function buildAuthConfig(
-  apiType: string,
-  options: { preferOAuth?: boolean } = {}
-): AuthConfig {
+function buildAuthConfig(apiType: string, options: { preferOAuth?: boolean } = {}): AuthConfig {
   const apiPrefix = `FAIRMINT_TEST_${apiType}`;
   const authUrl = getEnv('FAIRMINT_TEST_AUTH_URL');
   const clientId =
diff --git a/test/unit/cip56/transferSmokeTraffic.test.ts b/test/unit/cip56/transferSmokeTraffic.test.ts
index 2eda605..d9064f2 100644
--- a/test/unit/cip56/transferSmokeTraffic.test.ts
+++ b/test/unit/cip56/transferSmokeTraffic.test.ts
@@ -5,7 +5,9 @@ import {
 
 describe('CIP-56 transfer smoke traffic error classification', (): void => {
   it('detects HTTP 429 and traffic-balance messages in nested causes', (): void => {
-    const cause = new Error('ApiError: HTTP 429 [request: post http://localhost:3903/api/validator/v0/admin/users]');
+    const cause = new Error(
+      'ApiError: HTTP 429 [request: post http://localhost:3903/api/validator/v0/admin/users]'
+    );
     const wrapped = new Error(
       'UnknownMutationOutcomeError: The outcome of POST http://localhost:3903/api/validator/v0/admin/users is unknown after 1 request attempt',
       { cause }
@@ -13,7 +15,9 @@ describe('CIP-56 transfer smoke traffic error classification', (): void => {
     expect(isTransientValidatorTrafficError(wrapped)).toBe(true);
     expect(collectErrorMessages(wrapped)).toContain('HTTP 429');
 
-    const traffic = new Error('ABORTED: Traffic balance below reserved traffic amount (0 < 200000)');
+    const traffic = new Error(
+      'ABORTED: Traffic balance below reserved traffic amount (0 < 200000)'
+    );
     expect(isTransientValidatorTrafficError(traffic)).toBe(true);
   });
 
diff --git a/test/unit/daml/packages.test.ts b/test/unit/daml/packages.test.ts
index 4583d16..bd94cb8 100644
--- a/test/unit/daml/packages.test.ts
+++ b/test/unit/daml/packages.test.ts
@@ -161,16 +161,10 @@ describe('daml package discovery + prepare-build', (): void => {
   });
 
   it('rejects multi-package source dirs and daml.yaml names that escape the build tree', (): void => {
-    writeFileSync(
-      join(rootDir, 'multi-package.yaml'),
-      `packages:\n  - ../../../.github\n`
-    );
+    writeFileSync(join(rootDir, 'multi-package.yaml'), `packages:\n  - ../../../.github\n`);
     expect(() => prepareBuild({ rootDir })).toThrow(/Unsafe/);
 
-    writeFileSync(
-      join(rootDir, 'multi-package.yaml'),
-      `packages:\n  - WrappedAssets-v01\n`
-    );
+    writeFileSync(join(rootDir, 'multi-package.yaml'), `packages:\n  - WrappedAssets-v01\n`);
     writeFileSync(
       join(rootDir, 'WrappedAssets-v01', 'daml.yaml'),
       `sdk-version: 3.5.2\nname: ../../../.github\nsource: daml\nversion: 0.0.1\ndependencies: []\n`
@@ -179,16 +173,10 @@ describe('daml package discovery + prepare-build', (): void => {
   });
 
   it('rejects escaping source dirs and daml.yaml names during package discovery', (): void => {
-    writeFileSync(
-      join(rootDir, 'multi-package.yaml'),
-      `packages:\n  - ../outside\n`
-    );
+    writeFileSync(join(rootDir, 'multi-package.yaml'), `packages:\n  - ../outside\n`);
     expect(() => discoverPackages(rootDir)).toThrow(/Unsafe/);
 
-    writeFileSync(
-      join(rootDir, 'multi-package.yaml'),
-      `packages:\n  - WrappedAssets-v01\n`
-    );
+    writeFileSync(join(rootDir, 'multi-package.yaml'), `packages:\n  - WrappedAssets-v01\n`);
     writeFileSync(
       join(rootDir, 'WrappedAssets-v01', 'daml.yaml'),
       `sdk-version: 3.5.2\nname: ../escape\nsource: daml\nversion: 0.0.1\ndependencies: []\n`
diff --git a/test/unit/daml/upgrade-and-policy.test.ts b/test/unit/daml/upgrade-and-policy.test.ts
index 7c9cb6e..01bac26 100644
--- a/test/unit/daml/upgrade-and-policy.test.ts
+++ b/test/unit/daml/upgrade-and-policy.test.ts
@@ -3,11 +3,7 @@ import { execFileSync } from 'node:child_process';
 import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from 'node:fs';
 import { tmpdir } from 'node:os';
 import { join } from 'node:path';
-import {
-  checkDarVersionPolicy,
-  checkUpgradeCompatibility,
-  saveDarsLock,
-} from '../../../src/daml';
+import { checkDarVersionPolicy, checkUpgradeCompatibility, saveDarsLock } from '../../../src/daml';
 
 function sha256(content: string | Buffer): string {
   return createHash('sha256').update(content).digest('hex');
@@ -99,14 +95,7 @@ describe('checkUpgradeCompatibility', (): void => {
 
   it('rejects non-semver versions in dars.lock when selecting upgrade baselines', (): void => {
     const currentBytes = Buffer.from('current-dar');
-    const distDir = join(
-      rootDir,
-      'generated',
-      'build',
-      'WrappedAssets-v01',
-      '.daml',
-      'dist'
-    );
+    const distDir = join(rootDir, 'generated', 'build', 'WrappedAssets-v01', '.daml', 'dist');
     mkdirSync(distDir, { recursive: true });
     writeFileSync(join(distDir, 'WrappedAssets-v01-0.0.2.dar'), currentBytes);
     mkdirSync(join(rootDir, 'dars', 'WrappedAssets-v01', '0.0.2'), { recursive: true });
@@ -134,21 +123,12 @@ describe('checkUpgradeCompatibility', (): void => {
       },
     });
 
-    expect(() => checkUpgradeCompatibility({ rootDir })).toThrow(
-      /Invalid semver in dars.lock key/
-    );
+    expect(() => checkUpgradeCompatibility({ rootDir })).toThrow(/Invalid semver in dars.lock key/);
   });
 
   it('fails when an older lock baseline is missing on disk instead of treating as first release', (): void => {
     const currentBytes = Buffer.from('current-dar');
-    const distDir = join(
-      rootDir,
-      'generated',
-      'build',
-      'WrappedAssets-v01',
-      '.daml',
-      'dist'
-    );
+    const distDir = join(rootDir, 'generated', 'build', 'WrappedAssets-v01', '.daml', 'dist');
     mkdirSync(distDir, { recursive: true });
     writeFileSync(join(distDir, 'WrappedAssets-v01-0.0.2.dar'), currentBytes);
 
@@ -199,14 +179,7 @@ describe('checkUpgradeCompatibility', (): void => {
   it('fails when the committed current backup exists but does not match dars.lock', (): void => {
     const buildBytes = Buffer.from('build-dar');
     const corruptBackup = Buffer.from('corrupt-backup-bytes');
-    const distDir = join(
-      rootDir,
-      'generated',
-      'build',
-      'WrappedAssets-v01',
-      '.daml',
-      'dist'
-    );
+    const distDir = join(rootDir, 'generated', 'build', 'WrappedAssets-v01', '.daml', 'dist');
     mkdirSync(distDir, { recursive: true });
     writeFileSync(join(distDir, 'WrappedAssets-v01-0.0.2.dar'), buildBytes);
     mkdirSync(join(rootDir, 'dars', 'WrappedAssets-v01', '0.0.2'), { recursive: true });
diff --git a/test/unit/daml/verify-and-safety.test.ts b/test/unit/daml/verify-and-safety.test.ts
index 7690c66..270d4fc 100644
--- a/test/unit/daml/verify-and-safety.test.ts
+++ b/test/unit/daml/verify-and-safety.test.ts
@@ -15,10 +15,12 @@ import {
   assertGitCommitRef,
   assertSafeRelativePath,
   DarIntegrityError,
+  getDefaultSpliceDarsConfigPath,
   hashDirectoryTree,
   loadSyncSpliceDarsConfig,
   requireBackedUpDar,
   resolveContainedPath,
+  resolveSyncSpliceDarsConfigPath,
   saveDarsLock,
   syncSpliceDars,
   verifyDars,
@@ -127,7 +129,9 @@ describe('path containment helpers', (): void => {
     );
     expect(() => assertSafeRelativePath('.', 'darsRelativeDir')).toThrow(/Unsafe/);
     expect(() => assertSafeRelativePath('..', 'adminProtoRelativeDir')).toThrow(/Unsafe/);
-    expect(() => assertSafeRelativePath('./main', 'multi-package.yaml packages entry')).not.toThrow();
+    expect(() =>
+      assertSafeRelativePath('./main', 'multi-package.yaml packages entry')
+    ).not.toThrow();
     expect(() => assertSafeRelativePath('ok/file.dar', 'requiredDars.file')).not.toThrow();
   });
 
@@ -158,6 +162,51 @@ describe('path containment helpers', (): void => {
 });
 
 describe('sync-splice-dars path safety', (): void => {
+  it('falls back to the packaged default when the consumer has no splice-dars.json', (): void => {
+    const rootDir = mkdtempSync(join(tmpdir(), 'canton-dev-tools-sync-default-'));
+    const previous = process.env['CANTON_SPLICE_DARS_CONFIG'];
+    try {
+      delete process.env['CANTON_SPLICE_DARS_CONFIG'];
+      const resolved = resolveSyncSpliceDarsConfigPath(rootDir);
+      expect(resolved).toBe(getDefaultSpliceDarsConfigPath());
+      expect(existsSync(resolved)).toBe(true);
+      const config = loadSyncSpliceDarsConfig(resolved);
+      expect(config.spliceRef).toMatch(/^[0-9a-f]{40}$/);
+      expect(config.requiredDars.length).toBeGreaterThan(0);
+    } finally {
+      if (previous === undefined) {
+        delete process.env['CANTON_SPLICE_DARS_CONFIG'];
+      } else {
+        process.env['CANTON_SPLICE_DARS_CONFIG'] = previous;
+      }
+      rmSync(rootDir, { recursive: true, force: true });
+    }
+  });
+
+  it('prefers consumer splice-dars.json over the packaged default', (): void => {
+    const rootDir = mkdtempSync(join(tmpdir(), 'canton-dev-tools-sync-override-'));
+    const previous = process.env['CANTON_SPLICE_DARS_CONFIG'];
+    try {
+      delete process.env['CANTON_SPLICE_DARS_CONFIG'];
+      const consumerConfig = join(rootDir, 'splice-dars.json');
+      writeFileSync(
+        consumerConfig,
+        JSON.stringify({
+          spliceRef: 'deadbeefdeadbeefdeadbeefdeadbeefdeadbeef',
+          requiredDars: [{ file: 'a.dar', sha256: 'abc' }],
+        })
+      );
+      expect(resolveSyncSpliceDarsConfigPath(rootDir)).toBe(consumerConfig);
+    } finally {
+      if (previous === undefined) {
+        delete process.env['CANTON_SPLICE_DARS_CONFIG'];
+      } else {
+        process.env['CANTON_SPLICE_DARS_CONFIG'] = previous;
+      }
+      rmSync(rootDir, { recursive: true, force: true });
+    }
+  });
+
   it('rejects unsafe directory fields in config JSON', (): void => {
     const rootDir = mkdtempSync(join(tmpdir(), 'canton-dev-tools-sync-cfg-'));
     try {
diff --git a/test/unit/scripts/package-artifacts.test.ts b/test/unit/scripts/package-artifacts.test.ts
index 7ab3c63..f55e369 100644
--- a/test/unit/scripts/package-artifacts.test.ts
+++ b/test/unit/scripts/package-artifacts.test.ts
@@ -35,6 +35,7 @@ describe('package artifact policy', (): void => {
 
     expect(pkg.files).toEqual([
       'bin/canton-dev-tools',
+      'config/default-splice-dars.json',
       'scripts/localnet-cloud.sh',
       'scripts/install-dpm-sdks.sh',
       'dist/**',