diff --git a/oe_theme.theme b/oe_theme.theme
index c7d8837e4..01c92e254 100644
--- a/oe_theme.theme
+++ b/oe_theme.theme
@@ -9,6 +9,7 @@ declare(strict_types = 1);
 
 use Drupal\block\BlockInterface;
 use Drupal\Component\Utility\Html;
+use Drupal\Component\Utility\UrlHelper;
 use Drupal\Core\Cache\CacheableMetadata;
 use Drupal\Core\Cache\CacheableDependencyInterface;
 use Drupal\Core\Entity\ContentEntityInterface;
@@ -1710,6 +1711,13 @@ function oe_theme_theme_suggestions_oe_corporate_blocks_eu_footer_alter(array &$
   $suggestions[] = 'oe_corporate_blocks_eu_footer__' . $branding;
 }
 
+/**
+ * Implements hook_preprocess_HOOK().
+ */
+function oe_theme_preprocess_oe_corporate_blocks_ec_footer(array &$variables) {
+  _oe_theme_preprocess_site_specific_footer_links($variables);
+}
+
 /**
  * Implements hook_preprocess_HOOK().
  */
@@ -1728,6 +1736,41 @@ function oe_theme_preprocess_oe_corporate_blocks_eu_footer(array &$variables) {
     $site_logo_href .= '/index_' . EuropeanUnionLanguages::getInternalLanguageCode($variables['current_language_id']);
   }
   $variables['path'] = $site_logo_href;
+
+  _oe_theme_preprocess_site_specific_footer_links($variables);
+}
+
+/**
+ * Helper function to preprocess footer links and set external flag to them.
+ *
+ * @param array $variables
+ *   The variables array from the preprocess hook.
+ */
+function _oe_theme_preprocess_site_specific_footer_links(array &$variables): void {
+  if (empty($variables['site_specific_footer']['other_links'])) {
+    return;
+  }
+
+  foreach ($variables['site_specific_footer']['other_links'] as $section => $links) {
+    if (empty($links['links'])) {
+      continue;
+    }
+
+    foreach ($links['links'] as $index => $link) {
+      if (!$link['href'] instanceof Url) {
+        continue;
+      }
+
+      if ($link['href']->isExternal()) {
+        $parts = UrlHelper::parse($link['href']->toString());
+        if (strpos($parts['path'], 'europa.eu')) {
+          // We consider links with europa.eu domains as internal.
+          continue;
+        }
+        $variables['site_specific_footer']['other_links'][$section]['links'][$index]['external'] = TRUE;
+      }
+    }
+  }
 }
 
 /**
diff --git a/tests/src/Functional/CorporateFooterRenderTest.php b/tests/src/Functional/CorporateFooterRenderTest.php
index 3dcb565e7..67c694c33 100644
--- a/tests/src/Functional/CorporateFooterRenderTest.php
+++ b/tests/src/Functional/CorporateFooterRenderTest.php
@@ -339,7 +339,7 @@ public function testCorporateFooterRendering(): void {
       $this->assertListLink($actual, 'standardised', $expected);
     }
 
-    // Add a few custom footer links, one by one to assert section distripution.
+    // Add a few custom footer links, one by one to assert section distribution.
     $this->createGeneralLink('Custom contact 1', 'contact_us');
     $this->drupalGet('<front>');
 
@@ -356,7 +356,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom contact 1',
       'href' => 'http://example.com/custom-contact-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external svg icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $assert->elementNotExists('css', 'footer.ecl-footer-standardised div.ecl-footer-standardised__row:nth-child(1) div.ecl-footer-standardised__column:nth-child(3) div.ecl-footer-standardised__section:nth-child(1)');
 
@@ -375,7 +378,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom contact 1',
       'href' => 'http://example.com/custom-contact-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $column = $assert->elementExists('css', 'footer.ecl-footer-standardised div.ecl-footer-standardised__row:nth-child(1) div.ecl-footer-standardised__column:nth-child(3)');
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(1)', $column);
@@ -388,7 +394,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom about 1',
       'href' => 'http://example.com/custom-about-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Add one more, assert odd goes into column 2, even goes into column 3.
     $this->createGeneralLink('Custom related 1', 'related_sites');
@@ -405,7 +414,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom contact 1',
       'href' => 'http://example.com/custom-contact-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
 
@@ -417,7 +429,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom related 1',
       'href' => 'http://example.com/custom-related-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $column = $assert->elementExists('css', 'footer.ecl-footer-standardised div.ecl-footer-standardised__row:nth-child(1) div.ecl-footer-standardised__column:nth-child(3)');
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(1)', $column);
@@ -430,7 +445,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom about 1',
       'href' => 'http://example.com/custom-about-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Add the follow us, assert it goes last, into the centre column.
     // We have 3 sub-sections plus follow, distribution should be 2 and 2.
@@ -449,7 +467,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom contact 1',
       'href' => 'http://example.com/custom-contact-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
 
@@ -485,7 +506,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom about 1',
       'href' => 'http://example.com/custom-about-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Assert previous last in section 2 moved to the right into section 3.
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
@@ -498,7 +522,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom related 1',
       'href' => 'http://example.com/custom-related-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Assert adding a custom section in backend appears,
     // and is placed in the footer on the right column.
@@ -517,7 +544,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom contact 1',
       'href' => 'http://example.com/custom-contact-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Since we have an even number there is no switch,
     // assert Related is back in section 2.
@@ -531,7 +561,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom related 1',
       'href' => 'http://example.com/custom-related-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Here we assert Follow us is still on the left in section 2.
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(3)', $column);
@@ -568,7 +601,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom about 1',
       'href' => 'http://example.com/custom-about-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
 
@@ -580,7 +616,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom link 1',
       'href' => 'http://example.com/custom-link-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Assert updating a general link also changes the footer content.
     $this->updateGeneralLink('custom-link-1', [
@@ -600,7 +639,32 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom link altered',
       'href' => 'http://example.com/custom-link-altered',
     ];
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
+
+    // Update the link with local path, so the external icon won't be present.
+    $this->updateGeneralLink('custom-link-1', [
+      'label' => 'Custom link altered',
+      'url' => '<front>',
+    ]);
+    $this->drupalGet('<front>');
+
+    $column = $assert->elementExists('css', 'footer.ecl-footer-standardised div.ecl-footer-standardised__row:nth-child(1) div.ecl-footer-standardised__column:nth-child(3)');
+    $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
+
+    $actual = $assert->elementExists('css', '.ecl-footer-standardised__title', $subsection);
+    $this->assertEquals('Section 1', $actual->getText());
+
+    $actual = $subsection->find('css', 'ul li:nth-child(1) > a');
+    $expected = [
+      'label' => 'Custom link altered',
+      'href' => '/build/',
+    ];
     $this->assertListLink($actual, 'standardised', $expected);
+    // We should not have any icon present.
+    $assert->elementNotExists('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon', $actual);
 
     // Assert updating a section also changes the footer content.
     $this->updateSection('section_1', [
@@ -635,7 +699,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom contact 1',
       'href' => 'http://example.com/custom-contact-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
 
@@ -647,7 +714,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom about 1',
       'href' => 'http://example.com/custom-about-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(3)', $column);
 
@@ -681,9 +751,11 @@ public function testCorporateFooterRendering(): void {
     $actual = $subsection->find('css', 'ul li:nth-child(1) > a');
     $expected = [
       'label' => 'Custom link altered',
-      'href' => 'http://example.com/custom-link-altered',
+      'href' => '/build/',
     ];
     $this->assertListLink($actual, 'standardised', $expected);
+    // We should not have any icon present.
+    $assert->elementNotExists('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon', $actual);
 
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
 
@@ -695,7 +767,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom related 1',
       'href' => 'http://example.com/custom-related-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     // Assert deleting links removes the section.
     $this->deleteEntity('footer_link_general', 'custom-about-1');
@@ -712,7 +787,10 @@ public function testCorporateFooterRendering(): void {
       'label' => 'Custom contact 1',
       'href' => 'http://example.com/custom-contact-1',
     ];
-    $this->assertListLink($actual, 'standardised', $expected);
+    $this->assertListLink($actual, 'standardised', $expected, TRUE);
+    // We should have the external icon present.
+    $icon = $actual->find('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon use');
+    $this->assertStringContainsString('external', $icon->getAttribute('xlink:href'));
 
     $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(2)', $column);
 
@@ -739,6 +817,25 @@ public function testCorporateFooterRendering(): void {
     ];
     $this->assertSocialLink($social_label, $social_link, $expected);
 
+    // Update the link with europa.eu path, so the external icon won't be
+    // present.
+    $this->updateGeneralLink('custom-link-1', [
+      'label' => 'Custom link altered',
+      'url' => 'http://ec.europa.eu/info',
+    ]);
+    $this->drupalGet('<front>');
+
+    $column = $assert->elementExists('css', 'footer.ecl-footer-standardised div.ecl-footer-standardised__row:nth-child(1) div.ecl-footer-standardised__column:nth-child(3)');
+    $subsection = $assert->elementExists('css', '.ecl-footer-standardised__section:nth-child(1)', $column);
+    $actual = $subsection->find('css', 'ul li:nth-child(1) > a');
+    $expected = [
+      'label' => 'Custom link altered',
+      'href' => 'http://ec.europa.eu/info',
+    ];
+    $this->assertListLink($actual, 'standardised', $expected);
+    // We should not have any icon present.
+    $assert->elementNotExists('css', 'svg.ecl-icon.ecl-icon--xs.ecl-link__icon', $actual);
+
     // Assert deleting sections in backend is reflected in the footer.
     $this->deleteEntity('footer_link_section', 'about_us');
     $this->deleteEntity('footer_link_section', 'contact_us');
@@ -802,11 +899,14 @@ protected function assertFooterPresence(string $branding, int $expected_section_
    *   Ecl branding, core/standardised.
    * @param array $expected
    *   The expected data.
+   * @param bool $icon
+   *   If the link should have an icon, defaults to FALSE.
    */
-  protected function assertListLink(NodeElement $actual, string $branding, array $expected): void {
+  protected function assertListLink(NodeElement $actual, string $branding, array $expected, bool $icon = FALSE): void {
     $this->assertEquals($expected['label'], $actual->getText());
     $this->assertEquals($expected['href'], $actual->getAttribute('href'));
-    $this->assertEquals("ecl-link ecl-link--standalone ecl-footer-{$branding}__link", $actual->getAttribute('class'));
+    $icon_class = $icon ? 'ecl-link--icon ecl-link--icon-after ' : '';
+    $this->assertEquals("ecl-link ecl-link--standalone {$icon_class}ecl-footer-{$branding}__link", $actual->getAttribute('class'));
   }
 
   /**
@@ -868,7 +968,7 @@ protected function updateSiteSettings(string $site_owner, string $site_name): vo
    */
   protected function createGeneralLink(string $label, string $section = ''): void {
     $id = Html::getId($label);
-    $link = \Drupal::entityTypeManager()->getStorage('footer_link_general')->create([
+    \Drupal::entityTypeManager()->getStorage('footer_link_general')->create([
       'id' => $id,
       'label' => $label,
       'url' => 'http://example.com/' . $id,
@@ -905,7 +1005,7 @@ protected function updateGeneralLink(string $id, array $data): void {
    */
   protected function createSocialLink(string $label, string $network): void {
     $id = Html::getId($label);
-    $link = \Drupal::entityTypeManager()->getStorage('footer_link_social')->create([
+    \Drupal::entityTypeManager()->getStorage('footer_link_social')->create([
       'id' => $id,
       'label' => $label,
       'url' => 'http://example.com/' . $id,
@@ -923,7 +1023,7 @@ protected function createSocialLink(string $label, string $network): void {
    *   The section label.
    */
   protected function createSection(string $id, string $label): void {
-    $section = \Drupal::entityTypeManager()->getStorage('footer_link_section')->create([
+    \Drupal::entityTypeManager()->getStorage('footer_link_section')->create([
       'id' => $id,
       'label' => $label,
       'weight' => 0,