diff --git a/src/main/java/eu/europa/ec/dgc/businessrule/entity/BusinessRuleEntity.java b/src/main/java/eu/europa/ec/dgc/businessrule/entity/BusinessRuleEntity.java
index b6cc511..1879119 100644
--- a/src/main/java/eu/europa/ec/dgc/businessrule/entity/BusinessRuleEntity.java
+++ b/src/main/java/eu/europa/ec/dgc/businessrule/entity/BusinessRuleEntity.java
@@ -22,8 +22,6 @@
 
 import javax.persistence.Column;
 import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.Lob;
 import javax.persistence.Table;
@@ -59,4 +57,7 @@ public class BusinessRuleEntity {
     @Lob
     @Column(name = "raw_data", nullable = false)
     String rawData;
+
+    @Column(name = "signature", length = 256)
+    private String signature;
 }
\ No newline at end of file
diff --git a/src/main/java/eu/europa/ec/dgc/businessrule/repository/BusinessRuleRepository.java b/src/main/java/eu/europa/ec/dgc/businessrule/repository/BusinessRuleRepository.java
index 98bbd05..69889b2 100644
--- a/src/main/java/eu/europa/ec/dgc/businessrule/repository/BusinessRuleRepository.java
+++ b/src/main/java/eu/europa/ec/dgc/businessrule/repository/BusinessRuleRepository.java
@@ -21,9 +21,7 @@
 package eu.europa.ec.dgc.businessrule.repository;
 
 import eu.europa.ec.dgc.businessrule.entity.BusinessRuleEntity;
-import eu.europa.ec.dgc.businessrule.entity.ValueSetEntity;
 import eu.europa.ec.dgc.businessrule.restapi.dto.BusinessRuleListItemDto;
-import eu.europa.ec.dgc.businessrule.restapi.dto.ValueSetListItemDto;
 import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
 
diff --git a/src/main/java/eu/europa/ec/dgc/businessrule/restapi/controller/BusinessRuleController.java b/src/main/java/eu/europa/ec/dgc/businessrule/restapi/controller/BusinessRuleController.java
index a0bacd4..d27a0ae 100644
--- a/src/main/java/eu/europa/ec/dgc/businessrule/restapi/controller/BusinessRuleController.java
+++ b/src/main/java/eu/europa/ec/dgc/businessrule/restapi/controller/BusinessRuleController.java
@@ -98,7 +98,7 @@ public ResponseEntity<List<BusinessRuleListItemDto>> getRules(
         if (rulesList.isPresent()) {
             ResponseEntity.BodyBuilder respBuilder = ResponseEntity.ok();
             String signature = rulesList.get().getSignature();
-            if (signature != null & signature.length() > 0) {
+            if (signature != null && signature.length() > 0) {
                 HttpHeaders responseHeaders = new HttpHeaders();
                 responseHeaders.set(X_SIGNATURE_HEADER, signature);
                 respBuilder.headers(responseHeaders);
@@ -232,6 +232,8 @@ public ResponseEntity<String> getRuleByCountryAndHash(
         @Valid @PathVariable("country") String country,
         @Valid @PathVariable("hash") String hash
     ) {
+        ResponseEntity<String> responseEntity;
+
         validateCountryParameter(country);
         if (hash == null || hash.isBlank()) {
             throw new DgcaBusinessRulesResponseException(HttpStatus.BAD_REQUEST, "0x005", "Possible reasons: "
@@ -244,7 +246,16 @@ public ResponseEntity<String> getRuleByCountryAndHash(
             throw new DgcaBusinessRulesResponseException(HttpStatus.NOT_FOUND, "0x006", "Possible reasons: "
                 + "The provided hash or country may not be correct.", "country: " + country + ", hash: " + hash,"");
         }
-        return ResponseEntity.ok(rule.getRawData());
+
+        if (rule.getSignature() != null) {
+            HttpHeaders responseHeaders = new HttpHeaders();
+            responseHeaders.set(BusinessRuleController.X_SIGNATURE_HEADER, rule.getSignature());
+            responseEntity = ResponseEntity.ok().headers(responseHeaders).body(rule.getRawData());
+        } else {
+            responseEntity = ResponseEntity.ok(rule.getRawData());
+        }
+
+        return responseEntity;
     }
 
     private void validateCountryParameter(String country) throws DgcaBusinessRulesResponseException {
diff --git a/src/main/java/eu/europa/ec/dgc/businessrule/service/BusinessRuleService.java b/src/main/java/eu/europa/ec/dgc/businessrule/service/BusinessRuleService.java
index 0145dff..3a9728c 100644
--- a/src/main/java/eu/europa/ec/dgc/businessrule/service/BusinessRuleService.java
+++ b/src/main/java/eu/europa/ec/dgc/businessrule/service/BusinessRuleService.java
@@ -53,6 +53,7 @@ public class BusinessRuleService {
 
     private final BusinessRuleRepository businessRuleRepository;
     private final ListSigningService listSigningService;
+    private final Optional<SigningService> signingService;
     private final SignedListRepository signedListRepository;
 
     private final BusinessRulesUtils businessRulesUtils;
@@ -127,6 +128,10 @@ public void saveBusinessRule(BusinessRuleItem rule) {
         bre.setVersion(rule.getVersion());
         bre.setRawData(rule.getRawData());
 
+        if (signingService.isPresent()) {
+            bre.setSignature(signingService.get().computeSignature(bre.getHash()));
+        }
+
         businessRuleRepository.save(bre);
     }
 
diff --git a/src/main/resources/db/changelog.xml b/src/main/resources/db/changelog.xml
index fd9d6be..f701e21 100644
--- a/src/main/resources/db/changelog.xml
+++ b/src/main/resources/db/changelog.xml
@@ -6,5 +6,5 @@
                       http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-4.3.xsd">
     <include file="db/changelog/init_tables.xml"/>
     <include file="db/changelog/add_list_table.xml"/>
-
+    <include file="db/changelog/add_rule_signature_column.xml"/>
 </databaseChangeLog>
\ No newline at end of file
diff --git a/src/main/resources/db/changelog/add_rule_signature_column.xml b/src/main/resources/db/changelog/add_rule_signature_column.xml
new file mode 100644
index 0000000..49765c5
--- /dev/null
+++ b/src/main/resources/db/changelog/add_rule_signature_column.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<databaseChangeLog
+        xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
+                      http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-4.3.xsd"
+        objectQuotingStrategy="QUOTE_ONLY_RESERVED_WORDS">
+    <changeSet id="add_rule_signature_column" author="slaurenz">
+        <addColumn tableName="business_rules">
+            <column name="signature" type="VARCHAR(256)">
+                <constraints nullable="true" />
+            </column>
+        </addColumn>
+    </changeSet>
+</databaseChangeLog>