diff --git a/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/DefaultKubevirtLoadBalancerRule.java b/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/DefaultKubevirtLoadBalancerRule.java
new file mode 100644
index 0000000..453610e
--- /dev/null
+++ b/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/DefaultKubevirtLoadBalancerRule.java
@@ -0,0 +1,134 @@
+/*
+ * Copyright 2021-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.kubevirtnetworking.api;
+
+import com.google.common.base.MoreObjects;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkArgument;
+
+/**
+ * Default implementation class of kubevirt load balancer rule.
+ */
+public final class DefaultKubevirtLoadBalancerRule implements KubevirtLoadBalancerRule {
+    private static final String NOT_NULL_MSG = "Load Balancer Rule % cannot be null";
+
+    private final String protocol;
+    private final Integer portRangeMax;
+    private final Integer portRangeMin;
+
+    /**
+     * A default constructor.
+     *
+     * @param protocol          protocol
+     * @param portRangeMax      port range max
+     * @param portRangeMin      port range min
+     */
+    public DefaultKubevirtLoadBalancerRule(String protocol,
+                                           Integer portRangeMax,
+                                           Integer portRangeMin) {
+        this.protocol = protocol;
+        this.portRangeMax = portRangeMax;
+        this.portRangeMin = portRangeMin;
+    }
+
+    @Override
+    public String protocol() {
+        return protocol;
+    }
+
+    @Override
+    public Integer portRangeMax() {
+        return portRangeMax;
+    }
+
+    @Override
+    public Integer portRangeMin() {
+        return portRangeMin;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+        DefaultKubevirtLoadBalancerRule that = (DefaultKubevirtLoadBalancerRule) o;
+        return protocol.equals(that.protocol) &&
+                portRangeMax.equals(that.portRangeMax) &&
+                portRangeMin.equals(that.portRangeMin);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(protocol, portRangeMax, portRangeMin);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("protocol", protocol)
+                .add("portRangeMax", portRangeMax)
+                .add("portRangeMin", portRangeMin)
+                .toString();
+    }
+
+    /**
+     * Returns new builder instance.
+     *
+     * @return kubevirt load balancer rule builder
+     */
+    public static Builder builder() {
+        return new Builder();
+    }
+
+    public static final class Builder implements KubevirtLoadBalancerRule.Builder {
+
+        private String protocol;
+        private Integer portRangeMax;
+        private Integer portRangeMin;
+
+        @Override
+        public KubevirtLoadBalancerRule build() {
+            checkArgument(protocol != null, NOT_NULL_MSG, "protocol");
+            checkArgument(portRangeMax != null, NOT_NULL_MSG, "portRangeMax");
+            checkArgument(portRangeMin != null, NOT_NULL_MSG, "portRangeMin");
+
+            return new DefaultKubevirtLoadBalancerRule(protocol, portRangeMax, portRangeMin);
+        }
+
+        @Override
+        public Builder portRangeMax(Integer portRangeMax) {
+            this.portRangeMax = portRangeMax;
+            return this;
+        }
+
+        @Override
+        public Builder portRangeMin(Integer portRangeMin) {
+            this.portRangeMin = portRangeMin;
+            return this;
+        }
+
+        @Override
+        public Builder protocol(String protocol) {
+            this.protocol = protocol;
+            return this;
+        }
+    }
+}