diff --git a/client/src/main/java/de/fraunhofer/iosb/client/policy/PolicyService.java b/client/src/main/java/de/fraunhofer/iosb/client/policy/PolicyService.java
index 4c119cd7..22665f8e 100644
--- a/client/src/main/java/de/fraunhofer/iosb/client/policy/PolicyService.java
+++ b/client/src/main/java/de/fraunhofer/iosb/client/policy/PolicyService.java
@@ -15,33 +15,11 @@
  */
 package de.fraunhofer.iosb.client.policy;
 
-import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.node.ArrayNode;
 import de.fraunhofer.iosb.client.exception.AmbiguousOrNullException;
 import de.fraunhofer.iosb.client.util.Pair;
 import jakarta.json.Json;
-import jakarta.json.JsonObject;
-import static java.lang.String.format;
-import static org.eclipse.edc.protocol.dsp.spi.types.HttpMessageProtocol.DATASPACE_PROTOCOL_HTTP;
-import static org.eclipse.edc.spi.query.Criterion.criterion;
-
-import java.io.ByteArrayInputStream;
-import java.net.URL;
-import java.util.Collection;
-import java.util.List;
-import java.util.Map;
-import java.util.Objects;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-
 import org.eclipse.edc.catalog.spi.Catalog;
-import org.eclipse.edc.catalog.spi.DataService;
 import org.eclipse.edc.catalog.spi.Dataset;
-import org.eclipse.edc.catalog.spi.Distribution;
 import org.eclipse.edc.connector.spi.catalog.CatalogService;
 import org.eclipse.edc.jsonld.TitaniumJsonLd;
 import org.eclipse.edc.jsonld.spi.JsonLd;
@@ -55,7 +33,6 @@
 import org.eclipse.edc.transform.spi.TypeTransformerRegistry;
 
 import java.io.ByteArrayInputStream;
-import java.io.IOException;
 import java.net.URL;
 import java.util.Collection;
 import java.util.List;
@@ -68,16 +45,8 @@
 import java.util.stream.Stream;
 
 import static java.lang.String.format;
-import static org.eclipse.edc.jsonld.spi.Namespaces.*;
-import static org.eclipse.edc.jsonld.spi.PropertyAndTypeNames.DCAT_ACCESS_SERVICE_ATTRIBUTE;
-import static org.eclipse.edc.jsonld.spi.PropertyAndTypeNames.DCT_FORMAT_ATTRIBUTE;
-import static org.eclipse.edc.policy.model.OdrlNamespace.ODRL_PREFIX;
-import static org.eclipse.edc.policy.model.OdrlNamespace.ODRL_SCHEMA;
 import static org.eclipse.edc.protocol.dsp.spi.types.HttpMessageProtocol.DATASPACE_PROTOCOL_HTTP;
 import static org.eclipse.edc.spi.query.Criterion.criterion;
-import de.fraunhofer.iosb.client.exception.AmbiguousOrNullException;
-import de.fraunhofer.iosb.client.util.Pair;
-import jakarta.json.Json;
 
 /**
  * Finds out policy for a given asset id and provider EDC url
@@ -87,7 +56,7 @@ class PolicyService {
     private static final String CATALOG_RETRIEVAL_FAILURE_MSG = "Catalog by provider %s couldn't be retrieved: %s";
     private final CatalogService catalogService;
     private final TypeTransformerRegistry transformer;
-    
+
     private final PolicyServiceConfig config;
     private final PolicyDefinitionStore policyDefinitionStore;
 
@@ -100,7 +69,7 @@ class PolicyService {
      * @param transformer    Transform json-ld byte-array catalog to catalog class
      */
     public PolicyService(CatalogService catalogService, TypeTransformerRegistry transformer,
-            PolicyServiceConfig config, PolicyDefinitionStore policyDefinitionStore, Monitor monitor) {
+                         PolicyServiceConfig config, PolicyDefinitionStore policyDefinitionStore, Monitor monitor) {
         this.catalogService = catalogService;
         this.transformer = transformer;
 
diff --git a/client/src/test/java/de/fraunhofer/iosb/client/dataTransfer/TransferInitiatorTest.java b/client/src/test/java/de/fraunhofer/iosb/client/dataTransfer/TransferInitiatorTest.java
index 01c86d6a..b2776664 100644
--- a/client/src/test/java/de/fraunhofer/iosb/client/dataTransfer/TransferInitiatorTest.java
+++ b/client/src/test/java/de/fraunhofer/iosb/client/dataTransfer/TransferInitiatorTest.java
@@ -31,7 +31,6 @@
 import java.util.UUID;
 
 import static org.junit.jupiter.api.Assertions.fail;
-import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.*;
 
 public class TransferInitiatorTest {
diff --git a/client/src/test/java/de/fraunhofer/iosb/client/negotiation/NegotiatorTest.java b/client/src/test/java/de/fraunhofer/iosb/client/negotiation/NegotiatorTest.java
index 937b3592..d6107c49 100644
--- a/client/src/test/java/de/fraunhofer/iosb/client/negotiation/NegotiatorTest.java
+++ b/client/src/test/java/de/fraunhofer/iosb/client/negotiation/NegotiatorTest.java
@@ -49,7 +49,6 @@ public class NegotiatorTest {
     private final ConsumerContractNegotiationManager ccnmMock = mock(ConsumerContractNegotiationManager.class);
     private final ContractNegotiationStore cnsMock = mock(ContractNegotiationStore.class);
     private final ContractNegotiationObservable contractNegotiationObservable = new ContractNegotiationObservableImpl();
-    private final Config configMock = ConfigFactory.empty();
 
     private final String assetId = "test-asset-id";
     private final Policy mockPolicy = buildPolicy();