diff --git a/src/Example/FullSettingsRequired/AutoGrantBusinessVerification.php b/src/Example/FullSettingsRequired/AutoGrantBusinessVerification.php
index 9cb1a04..64b8171 100644
--- a/src/Example/FullSettingsRequired/AutoGrantBusinessVerification.php
+++ b/src/Example/FullSettingsRequired/AutoGrantBusinessVerification.php
@@ -9,8 +9,9 @@ require '../Includes/ExampleSettings.php';
 
 use SkillDisplay\PHPToolKit\Verification\Issuer;
 
-// Automatically grant a Business-Verification (e.g.: after completing an exam) if the SkillDisplay username is known
+// Automatically grant a Business-Verification (e.g.: after completing an exam) if the SkillDisplay username is known.
+// The number 567 is the optional campaignId the verification is attributed to.
 // In order to grant an Educational Verification you just need to exchange the constant to VERIFICATION_EDUCATIONAL
 // (your Verifier Account needs the according permissions)
 $myVerificationTool = new Issuer($mySettings);
-$myVerificationTool->outputResponse($myVerificationTool->issueVerification(193, '--skilldisplay-user-email--', VERIFICATION_BUSINESS));
+$myVerificationTool->outputResponse($myVerificationTool->issueVerification(193, '--skilldisplay-user-email--', VERIFICATION_BUSINESS, 567));
diff --git a/src/Verification/Issuer.php b/src/Verification/Issuer.php
index d53f6de..cf8c5b1 100644
--- a/src/Verification/Issuer.php
+++ b/src/Verification/Issuer.php
@@ -25,13 +25,16 @@ class Issuer
      * @param string $useremail E-Mail of the User who should receive the verification
      * @param string $vtype one of VERIFICATION_SELF, VERIFICATION_EDUCATIONAL, VERIFICATION_BUSINESS, VERIFICATION_CERTIFICATION
      * @param bool $isSkillSet
+     * @param int $campaignId
+     *
      * @return array
      */
     private function generateSignedRequestData(
         int $ID,
         string $useremail,
         string $vtype,
-        bool $isSkillSet = false
+        bool $isSkillSet = false,
+        int $campaignId = 0
     ): array {
         if ($isSkillSet) {
             $requestData['SkillSetId'] = $ID;
@@ -43,6 +46,9 @@ class Issuer
         $requestData['VerifierId'] = $this->settings->getVerifierID();
         $requestData['Username'] = $useremail;
         $requestData['AutoConfirm'] = true;
+        if ($campaignId) {
+            $requestData['CampaignId'] = $campaignId;
+        }
         $requestData['Signature'] = '';
 
         $json = json_encode($requestData);
@@ -72,15 +78,17 @@ class Issuer
      * @param string $useremail E-Mail of the SkillDisplay user for whom you want to verify the skill
      * @param string $vtype Verification type, one of the constants in /src/Constants/VerificationTypes.php
      * @param bool $isSkillSet is the passed ID that of a SkillSet (else it is a single skill, also default)
+     * @param int $campaignId An optional campaign ID the verification is attributed to
      * @return ResponseInterface
      */
     public function issueVerification(
         int $skillID,
         string $useremail,
         string $vtype,
-        bool $isSkillSet = false
+        bool $isSkillSet = false,
+        int $campaignId = 0
     ): ResponseInterface {
-        $requestData = $this->generateSignedRequestData($skillID, $useremail, $vtype, $isSkillSet);
+        $requestData = $this->generateSignedRequestData($skillID, $useremail, $vtype, $isSkillSet, $campaignId);
 
         $client = new \GuzzleHttp\Client();
         $request = new Request(
diff --git a/src/Verification/Link.php b/src/Verification/Link.php
index 2d6a31d..988c69f 100644
--- a/src/Verification/Link.php
+++ b/src/Verification/Link.php
@@ -81,9 +81,13 @@ class Link
 
     /**
      * @param string $vtype one of VERIFICATION_SELF, VERIFICATION_EDUCATIONAL, VERIFICATION_BUSINESS, VERIFICATION_CERTIFICATION
+     * @param int|null $id The ID of the skill or skillset
+     * @param string $type one of SKILL or SKILL_SET
+     * @param int $campaignId An optional campaign ID the verification is attributed to
      * @return string URL to a Verification that a user can click, he/she will see the Verification interface and can choose a verifier
+     * @throws \Exception
      */
-    public function getVerificationLink(string $vtype, ?int $id = null, string $type = self::SKILL): string
+    public function getVerificationLink(string $vtype, ?int $id = null, string $type = self::SKILL, int $campaignId = 0): string
     {
         if ($type !== static::SKILL && $type !== static::SKILL_SET) {
             throw new \Exception('$type has to be "' . static::SKILL . '" or "' . static::SKILL_SET . '" but "' . $type . '" given.', 1600774955);
@@ -95,7 +99,7 @@ class Link
             throw new \InvalidArgumentException('No ID provided.', 1599723825);
         }
 
-        $link = $this->settings->getMySkillDisplayUrl() . '/skillup/' . $type . '/' . $id . '/0/';
+        $link = $this->settings->getMySkillDisplayUrl() . '/skillup/' . $type . '/' . $id . '/0/' . ($campaignId ?: '');
         switch ($vtype) {
             case VERIFICATION_EDUCATIONAL:
                 $link .= '2';
@@ -116,9 +120,13 @@ class Link
 
     /**
      * @param string $vtype one of VERIFICATION_SELF, VERIFICATION_EDUCATIONAL, VERIFICATION_BUSINESS, VERIFICATION_CERTIFICATION
+     * @param int|null $id The ID of the skill or skillset
+     * @param string $type one of SKILL or SKILL_SET
+     * @param int $campaignId An optional campaign ID the verification is attributed to
      * @return string SVG Button to a Verification that a user can click, he/she will see the Verification interface and can choose a verifier
+     * @throws \Exception
      */
-    public function getVerificationButton(string $vtype, ?int $id = null, string $type = self::SKILL): string
+    public function getVerificationButton(string $vtype, ?int $id = null, string $type = self::SKILL, int $campaignId = 0): string
     {
         switch ($vtype) {
             case VERIFICATION_EDUCATIONAL:
@@ -135,7 +143,7 @@ class Link
                 break;
         }
         return <<<BUTTON
-            <a href="{$this->getVerificationLink($vtype, $id, $type)}" target="_blank">{$buttonsvg}</a>
+            <a href="{$this->getVerificationLink($vtype, $id, $type, $campaignId)}" target="_blank">{$buttonsvg}</a>
 BUTTON;
     }
 }
diff --git a/tests/Unit/Verification/LinkTest.php b/tests/Unit/Verification/LinkTest.php
index babf6e4..5c582c4 100644
--- a/tests/Unit/Verification/LinkTest.php
+++ b/tests/Unit/Verification/LinkTest.php
@@ -42,7 +42,7 @@ class LinkTest extends TestCase
     /**
      * @test
      */
-    public function canReturnSkillVerificationLinkForEducational()
+    public function canReturnSkillVerificationLinkForEducationalWithCampaign()
     {
         $settings = $this->prophesize(Settings::class);
         $settings->getMySkillDisplayUrl()->willReturn('https://my.example.com/verify');
@@ -50,8 +50,8 @@ class LinkTest extends TestCase
         $subject = new Link($settings->reveal(), 10);
 
         static::assertSame(
-            'https://my.example.com/verify/skillup/skill/10/0/2',
-            $subject->getVerificationLink('education')
+            'https://my.example.com/verify/skillup/skill/10/0/2/678',
+            $subject->getVerificationLink('education', null, Link::SKILL, 678)
         );
     }