diff --git a/pom.xml b/pom.xml
index 9772d54..a82e519 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
   <groupId>gov.cms.madie</groupId>
   <artifactId>madie-java-models</artifactId>
-  <version>0.6.70-SNAPSHOT</version>
+  <version>0.6.71-SNAPSHOT</version>
   <name>madie-java-models</name>
   <description>Java based models for MADiE microservices</description>
   <properties>
diff --git a/src/main/java/gov/cms/madie/models/access/AclOperation.java b/src/main/java/gov/cms/madie/models/access/AclOperation.java
new file mode 100644
index 0000000..32c9c77
--- /dev/null
+++ b/src/main/java/gov/cms/madie/models/access/AclOperation.java
@@ -0,0 +1,24 @@
+package gov.cms.madie.models.access;
+
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@Data
+@Builder(toBuilder = true)
+@NoArgsConstructor
+@AllArgsConstructor
+public class AclOperation {
+  @NotEmpty private List<AclSpecification> acls;
+  @NotNull private AclAction operation;
+
+  public enum AclAction {
+    GRANT,
+    REVOKE
+  }
+}
diff --git a/src/main/java/gov/cms/madie/models/access/AclSpecification.java b/src/main/java/gov/cms/madie/models/access/AclSpecification.java
index bf96f14..da5098e 100644
--- a/src/main/java/gov/cms/madie/models/access/AclSpecification.java
+++ b/src/main/java/gov/cms/madie/models/access/AclSpecification.java
@@ -1,11 +1,12 @@
 package gov.cms.madie.models.access;
 
-import java.util.List;
+import java.util.Set;
+
 import lombok.Data;
 
 @Data
 public class AclSpecification {
 
   private String userId;
-  private List<RoleEnum> roles;
+  private Set<RoleEnum> roles;
 }