diff --git a/.github/workflows/build-and-test-multiplatform.yml b/.github/workflows/build-and-test-multiplatform.yml
index 6ece76dae9..3736b37027 100644
--- a/.github/workflows/build-and-test-multiplatform.yml
+++ b/.github/workflows/build-and-test-multiplatform.yml
@@ -88,23 +88,6 @@ jobs:
         artifact-name: install-windows-x64
         github-token: ${{ secrets.GITHUB_TOKEN }}
 
-  prepare-and-build-windows-arm64:
-    name: Prepare and Build on Windows with MSVC (ARM64)
-    runs-on: windows-11-arm
-
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4.2.2
-
-    - name: Build OCCT
-      uses: ./.github/actions/build-occt
-      with:
-        platform: windows
-        compiler: msvc
-        target-arch: arm64
-        artifact-name: install-windows-arm64
-        github-token: ${{ secrets.GITHUB_TOKEN }}
-
   prepare-and-build-macos-x64:
     name: Prepare and Build on macOS with Clang (x64)
     runs-on: macos-15
@@ -177,25 +160,6 @@ jobs:
         test-directory-name: windows-x64
         test-script: .github/actions/testgrid/testwindows.tcl
 
-  test-windows-arm64:
-    name: Test on Windows (arm64)
-    runs-on: windows-11-arm
-    needs: prepare-and-build-windows-arm64
-
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4.2.2
-
-    - name: Run tests
-      uses: ./.github/actions/run-tests
-      with:
-        platform: windows
-        compiler: msvc
-        target-arch: arm64
-        install-artifact-name: install-windows-arm64
-        test-directory-name: windows-arm64
-        test-script: .github/actions/testgrid/testwindowsarm.tcl
-
   retest-windows-x64:
     name: Regression Test on Windows (x64)
     runs-on: windows-2025
@@ -214,25 +178,6 @@ jobs:
         results-artifact-name: results-windows-x64
         test-directory-name: windows-x64
 
-  retest-windows-arm64:
-    name: Regression Test on Windows (arm64)
-    runs-on: windows-11-arm
-    needs: test-windows-arm64
-
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4.2.2
-      
-    - name: Run retest
-      uses: ./.github/actions/retest-failures
-      with:
-        platform: windows
-        compiler: msvc
-        target-arch: arm64
-        install-artifact-name: install-windows-arm64
-        results-artifact-name: results-windows-arm64
-        test-directory-name: windows-arm64
-
   test-macos-x64:
     name: Test on macOS (x64)
     runs-on: macos-15
@@ -322,24 +267,6 @@ jobs:
         install-artifact-name: install-windows-x64
         artifact-suffix: x64
 
-  run-gtest-windows-arm64:
-    name: Run GTest on Windows with MSVC (arm64)
-    needs: prepare-and-build-windows-arm64
-    runs-on: windows-11-arm
-
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4.2.2
-
-    - name: Run GTests
-      uses: ./.github/actions/run-gtest
-      with:
-        platform: windows
-        compiler: msvc
-        target-arch: arm64
-        install-artifact-name: install-windows-arm64
-        artifact-suffix: arm64
-
   run-gtest-macos-x64:
     name: Run GTest on macOS with Clang (x64)
     needs: prepare-and-build-macos-x64
diff --git a/.github/workflows/master-validation.yml b/.github/workflows/master-validation.yml
index 9b1384b362..b1f8e42363 100644
--- a/.github/workflows/master-validation.yml
+++ b/.github/workflows/master-validation.yml
@@ -140,6 +140,84 @@ jobs:
         use-vtk: "OFF"
         use-tbb: "OFF"
 
+  # Windows ARM64 test lane moved from PR validation.
+  windows-arm64-prepare-build:
+    if: github.repository == 'Open-Cascade-SAS/OCCT'
+    name: Windows ARM64 build
+    runs-on: windows-11-arm
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4.2.2
+
+    - name: Build OCCT
+      uses: ./.github/actions/build-occt
+      with:
+        platform: windows
+        compiler: msvc
+        target-arch: arm64
+        artifact-name: install-windows-arm64
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+
+  windows-arm64-test:
+    if: github.repository == 'Open-Cascade-SAS/OCCT'
+    name: Test on Windows (arm64)
+    runs-on: windows-11-arm
+    needs: windows-arm64-prepare-build
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4.2.2
+
+    - name: Run tests
+      uses: ./.github/actions/run-tests
+      with:
+        platform: windows
+        compiler: msvc
+        target-arch: arm64
+        install-artifact-name: install-windows-arm64
+        test-directory-name: windows-arm64
+        test-script: .github/actions/testgrid/testwindowsarm.tcl
+
+  windows-arm64-retest:
+    if: github.repository == 'Open-Cascade-SAS/OCCT'
+    name: Regression Test on Windows (arm64)
+    runs-on: windows-11-arm
+    needs: windows-arm64-test
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4.2.2
+
+    - name: Run retest
+      uses: ./.github/actions/retest-failures
+      with:
+        platform: windows
+        compiler: msvc
+        target-arch: arm64
+        install-artifact-name: install-windows-arm64
+        results-artifact-name: results-windows-arm64
+        test-directory-name: windows-arm64
+
+  windows-arm64-gtest:
+    if: github.repository == 'Open-Cascade-SAS/OCCT'
+    name: Run GTest on Windows with MSVC (arm64)
+    needs: windows-arm64-prepare-build
+    runs-on: windows-11-arm
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4.2.2
+
+    - name: Run GTests
+      uses: ./.github/actions/run-gtest
+      with:
+        platform: windows
+        compiler: msvc
+        target-arch: arm64
+        install-artifact-name: install-windows-arm64
+        artifact-suffix: arm64
+
   # Ubuntu builds
   ubuntu:
     if: github.repository == 'Open-Cascade-SAS/OCCT'