diff --git a/.github/workflows/ci-dockerfile.yml b/.github/workflows/ci-dockerfile.yml
index cdf701e..33147ef 100644
--- a/.github/workflows/ci-dockerfile.yml
+++ b/.github/workflows/ci-dockerfile.yml
@@ -1,5 +1,6 @@
 name: ci-dockerfile
 on:
+  workflow_dispatch:
   push:
     branches:
     - master
diff --git a/src/main/java/app/coronawarn/testresult/TestResultController.java b/src/main/java/app/coronawarn/testresult/TestResultController.java
index 7fefe54..20eed2d 100644
--- a/src/main/java/app/coronawarn/testresult/TestResultController.java
+++ b/src/main/java/app/coronawarn/testresult/TestResultController.java
@@ -71,7 +71,8 @@ public ResponseEntity<TestResultResponse> result(
     log.info("Received test result request from app.");
     TestResult result = testResultService.getOrCreate(request.getId(),false);
     return ResponseEntity.ok(new TestResultResponse()
-      .setTestResult(result.getResult()));
+      .setTestResult(result.getResult(), result.getSc())
+    );
   }
 
   /**
diff --git a/src/main/java/app/coronawarn/testresult/model/QuickTestResult.java b/src/main/java/app/coronawarn/testresult/model/QuickTestResult.java
index 81df0d6..791abde 100644
--- a/src/main/java/app/coronawarn/testresult/model/QuickTestResult.java
+++ b/src/main/java/app/coronawarn/testresult/model/QuickTestResult.java
@@ -62,6 +62,11 @@ public class QuickTestResult {
   @NotNull
   private Integer result;
 
+  /**
+   * Timestamp of the SampleCollection (sc).
+   */
+  private Long sc;
+
   public QuickTestResult setId(String id) {
     this.id = id;
     return this;
@@ -71,4 +76,9 @@ public QuickTestResult setResult(Integer result) {
     this.result = result;
     return this;
   }
+
+  public QuickTestResult setSampleCollection(Long sc) {
+    this.sc = sc;
+    return this;
+  }
 }
diff --git a/src/main/java/app/coronawarn/testresult/model/TestResult.java b/src/main/java/app/coronawarn/testresult/model/TestResult.java
index 4655987..a43dbaf 100644
--- a/src/main/java/app/coronawarn/testresult/model/TestResult.java
+++ b/src/main/java/app/coronawarn/testresult/model/TestResult.java
@@ -67,6 +67,11 @@ public class TestResult {
   @NotNull
   private Integer result;
 
+  /**
+   * Timestamp of the SampleCollection (sc).
+   */
+  private Long sc;
+
   public TestResult setId(String id) {
     this.id = id;
     return this;
@@ -76,4 +81,9 @@ public TestResult setResult(Integer result) {
     this.result = result;
     return this;
   }
+
+  public TestResult setSampleCollection(Long sc) {
+    this.sc = sc;
+    return this;
+  }
 }
diff --git a/src/main/java/app/coronawarn/testresult/model/TestResultRequest.java b/src/main/java/app/coronawarn/testresult/model/TestResultRequest.java
index 6889aae..59e032a 100644
--- a/src/main/java/app/coronawarn/testresult/model/TestResultRequest.java
+++ b/src/main/java/app/coronawarn/testresult/model/TestResultRequest.java
@@ -46,8 +46,26 @@ public class TestResultRequest {
   @Pattern(regexp = "^([A-Fa-f0-9]{2}){32}$")
   private String id;
 
+  /**
+   * Timestamp of the SampleCollection (sc).
+   */
+  private Long sc;
+
+  /**
+   * Default constructor with sc null.
+   */
   public TestResultRequest setId(String id) {
     this.id = id;
+    this.sc = null;
+    return this;
+  }
+
+  /**
+   * All args constructor with sc.
+   */
+  public TestResultRequest setId(String id, Long sc) {
+    this.id = id;
+    this.sc = sc;
     return this;
   }
 }
diff --git a/src/main/java/app/coronawarn/testresult/model/TestResultResponse.java b/src/main/java/app/coronawarn/testresult/model/TestResultResponse.java
index 222d12f..71d71b5 100644
--- a/src/main/java/app/coronawarn/testresult/model/TestResultResponse.java
+++ b/src/main/java/app/coronawarn/testresult/model/TestResultResponse.java
@@ -21,7 +21,9 @@
 
 package app.coronawarn.testresult.model;
 
+import com.fasterxml.jackson.annotation.JsonInclude;
 import io.swagger.v3.oas.annotations.media.Schema;
+import javax.annotation.Nullable;
 import javax.validation.constraints.Max;
 import javax.validation.constraints.Min;
 import javax.validation.constraints.NotNull;
@@ -38,6 +40,7 @@
 @Getter
 @ToString
 @EqualsAndHashCode
+@JsonInclude(JsonInclude.Include.NON_NULL)
 public class TestResultResponse {
 
   /**
@@ -57,8 +60,26 @@ public class TestResultResponse {
   @Max(9)
   private Integer testResult;
 
+  /**
+   * Timestamp of the SampleCollection (sc).
+   */
+  private Long cs;
+
+  /**
+   * Default constructor with sc null.
+   */
   public TestResultResponse setTestResult(Integer testResult) {
     this.testResult = testResult;
+    this.cs = null;
+    return this;
+  }
+
+  /**
+   * All args constructor with sc.
+   */
+  public TestResultResponse setTestResult(Integer testResult,Long resultDate) {
+    this.testResult = testResult;
+    this.cs = resultDate;
     return this;
   }
 }
diff --git a/src/main/java/app/coronawarn/testresult/service/TestResultService.java b/src/main/java/app/coronawarn/testresult/service/TestResultService.java
index e49c7c7..90aa5c8 100644
--- a/src/main/java/app/coronawarn/testresult/service/TestResultService.java
+++ b/src/main/java/app/coronawarn/testresult/service/TestResultService.java
@@ -27,6 +27,8 @@
 import app.coronawarn.testresult.model.QuickTestResult;
 import app.coronawarn.testresult.model.TestResult;
 import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.ZoneOffset;
 import java.util.Optional;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -50,7 +52,8 @@ public class TestResultService {
   public TestResult toModel(TestResultEntity entity) {
     return new TestResult()
       .setId(entity.getResultId())
-      .setResult(entity.getResult());
+      .setResult(entity.getResult())
+      .setSampleCollection(entity.getResultDate().atZone(ZoneId.of("UTC")).toEpochSecond());
   }
 
   /**
diff --git a/src/test/java/app/coronawarn/testresult/TestResultControllerTest.java b/src/test/java/app/coronawarn/testresult/TestResultControllerTest.java
index 0155d02..ab0c347 100644
--- a/src/test/java/app/coronawarn/testresult/TestResultControllerTest.java
+++ b/src/test/java/app/coronawarn/testresult/TestResultControllerTest.java
@@ -171,8 +171,57 @@ public void notExistingTestResultShouldReturnOk() throws Exception {
   }
 
 
+  @Test
+  public void quickInsertValidWithCsShouldReturnNoContent() throws Exception {
+    // data
+    String id = "b".repeat(64);
+    Integer result = 5;
+    // create
+    QuickTestResultList valid = new QuickTestResultList();
+    valid.setTestResults( Collections.singletonList(
+      new QuickTestResult().setId(id).setResult(result).setSampleCollection(System.currentTimeMillis())
+    ));
+    mockMvc.perform(MockMvcRequestBuilders
+      .post("/api/v1/quicktest/results")
+      .accept(MediaType.APPLICATION_JSON_VALUE)
+      .contentType(MediaType.APPLICATION_JSON_VALUE)
+      .content(objectMapper.writeValueAsString(valid)))
+      .andDo(MockMvcResultHandlers.print())
+      .andExpect(MockMvcResultMatchers.status().isNoContent());
+  }
 
+  @Test
+  public void quickInsertValidWithCsShouldReturnNoContentAndQueryResult() throws Exception {
+    // data
+    String id = "b".repeat(64);
+    Integer result = 5;
+    // create
+    QuickTestResultList valid = new QuickTestResultList();
+    valid.setTestResults(Collections.singletonList(
+      new QuickTestResult().setId(id).setResult(result).setSampleCollection(System.currentTimeMillis())
+    ));
+    mockMvc.perform(MockMvcRequestBuilders
+      .post("/api/v1/quicktest/results")
+      .accept(MediaType.APPLICATION_JSON_VALUE)
+      .contentType(MediaType.APPLICATION_JSON_VALUE)
+      .content(objectMapper.writeValueAsString(valid)))
+      .andDo(MockMvcResultHandlers.print())
+      .andExpect(MockMvcResultMatchers.status().isNoContent());
 
+    TestResultRequest request = new TestResultRequest()
+      .setId(id);
+    mockMvc.perform(MockMvcRequestBuilders
+      .post("/api/v1/app/result")
+      .accept(MediaType.APPLICATION_JSON_VALUE)
+      .contentType(MediaType.APPLICATION_JSON_VALUE)
+      .content(objectMapper.writeValueAsString(request)))
+      .andDo(MockMvcResultHandlers.print())
+      .andExpect(MockMvcResultMatchers.status().isOk())
+      .andReturn()
+      .getResponse()
+      .getContentAsString()
+      .contains("cs");
+  }
 
   @Test
   public void quickInsertValidShouldReturnNoContent() throws Exception {