diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6fafbc3..f0da846 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Adding some utility methods [#368](https://github.com/ie3-institute/simonaAPI/issues/368)
 - Extending flex option handling in `ExtInputContainer` [#371](https://github.com/ie3-institute/simonaAPI/issues/371)
+- Enhancing `ExtInputContainer` with `hasData` methods [#382](https://github.com/ie3-institute/simonaAPI/issues/382)
 
 ### Changed
 - Changes to sent and received em data [#2366](https://github.com/ie3-institute/simonaAPI/issues/366)
diff --git a/src/main/java/edu/ie3/simona/api/data/container/ExtInputContainer.java b/src/main/java/edu/ie3/simona/api/data/container/ExtInputContainer.java
index 81f4e05..6c571e4 100644
--- a/src/main/java/edu/ie3/simona/api/data/container/ExtInputContainer.java
+++ b/src/main/java/edu/ie3/simona/api/data/container/ExtInputContainer.java
@@ -72,6 +72,19 @@ public Optional<Long> getMaybeNextTick() {
     return maybeNextTick;
   }
 
+  /** Returns {@code true} if this container holds primary data. */
+  public boolean hasPrimaryData() {
+    return !primaryData.isEmpty();
+  }
+
+  /** Returns {@code true} if this container holds em data. */
+  public boolean hasEmData() {
+    return !flexRequests.isEmpty()
+        || !flexOptions.isEmpty()
+        || !setPoints.isEmpty()
+        || !emMessages.isEmpty();
+  }
+
   // add data
 
   /**
diff --git a/src/test/groovy/edu/ie3/simona/api/data/container/ExtInputContainerTest.groovy b/src/test/groovy/edu/ie3/simona/api/data/container/ExtInputContainerTest.groovy
index a75e6a7..d7e5851 100644
--- a/src/test/groovy/edu/ie3/simona/api/data/container/ExtInputContainerTest.groovy
+++ b/src/test/groovy/edu/ie3/simona/api/data/container/ExtInputContainerTest.groovy
@@ -28,18 +28,30 @@ class ExtInputContainerTest extends Specification {
         expect:
         def container1 = new ExtInputContainer(0L)
         container1.empty
+        !container1.hasPrimaryData()
+        !container1.hasEmData()
         container1.addPrimaryValue(UUID.randomUUID(), null)
         !container1.empty
+        container1.hasPrimaryData()
+        !container1.hasEmData()
 
         def container2 = new ExtInputContainer(0L)
         container2.empty
+        !container2.hasPrimaryData()
+        !container2.hasEmData()
         container2.addFlexComMessage(null)
         !container2.empty
+        !container2.hasPrimaryData()
+        container2.hasEmData()
 
         def container3 = new ExtInputContainer(0L)
         container3.empty
+        !container3.hasPrimaryData()
+        !container3.hasEmData()
         container3.addRequest(UUID.randomUUID())
         !container3.empty
+        !container3.hasPrimaryData()
+        container3.hasEmData()
     }
 
     def "An ExtInputContainer should add primary data correctly"() {