diff --git a/core/api/src/main/java/org/onosproject/net/meter/Band.java b/core/api/src/main/java/org/onosproject/net/meter/Band.java
index 9f9479c..befbead 100644
--- a/core/api/src/main/java/org/onosproject/net/meter/Band.java
+++ b/core/api/src/main/java/org/onosproject/net/meter/Band.java
@@ -51,8 +51,27 @@
          * Defines a meter band with no action, used to mark
          * packets internally in the pipeline, i.e. without
          * modifying the packet headers.
+         *
+         * @deprecated in onos-2.5, replace by MARK_YELLOW and MARK_RED
          */
+        @Deprecated
         NONE,
+
+        /**
+         * Defines a meter band for the configuration of the committed
+         * rate AND the committed burst size. Used in conjunction with MARK_RED
+         * to implement a srTCM or trTCM, see RFCs 2697 and 2698 respectively.
+         */
+        MARK_YELLOW,
+
+        /**
+         * Defines a meter band for the configuration of the peak rate
+         * AND the peak burst size OR the excess burst size. When used to
+         * configure a srTCM excess rate must be 0. Used in conjunction with
+         * MARK_YELLOW to implement a srTCM or trTCM, see RFCs 2697 and 2698
+         * respectively.
+         */
+        MARK_RED,
     }
 
     /**
diff --git a/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java b/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java
index 0dbd4f7..617151d 100644
--- a/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java
+++ b/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java
@@ -33,8 +33,6 @@
  */
 public final class DefaultMeterRequest extends AbstractAnnotated implements MeterRequest {
 
-
-
     private final ApplicationId appId;
     private final Meter.Unit unit;
     private final boolean burst;
@@ -122,6 +120,8 @@
     }
 
     public static final class Builder implements MeterRequest.Builder {
+        // Relevant only for delete
+        private static final Band DUMMY_BAND = new DefaultBand(Band.Type.DROP, 0L, 0L, (short) 0);
 
         private ApplicationId appId;
         private Meter.Unit unit = Meter.Unit.KB_PER_SEC;
@@ -196,6 +196,11 @@
 
         @Override
         public MeterRequest remove() {
+            // Allow to create the removal request without specifying bands
+            if (bands == null || bands.isEmpty()) {
+                bands = ImmutableSet.of(DUMMY_BAND);
+            }
+
             validate();
             return new DefaultMeterRequest(deviceId, appId, unit, burst, bands, context,
                                            Type.REMOVE, scope, desiredIndex, annotations);
diff --git a/core/api/src/main/java/org/onosproject/net/meter/MeterService.java b/core/api/src/main/java/org/onosproject/net/meter/MeterService.java
index 5b3ca3b..2d37f87 100644
--- a/core/api/src/main/java/org/onosproject/net/meter/MeterService.java
+++ b/core/api/src/main/java/org/onosproject/net/meter/MeterService.java
@@ -91,6 +91,15 @@
     Collection<Meter> getMeters(DeviceId deviceId);
 
     /**
+     * Fetches the meters by the device id and scope.
+     *
+     * @param deviceId a device id
+     * @param scope meters scope
+     * @return a collection of meters
+     */
+    Collection<Meter> getMeters(DeviceId deviceId, MeterScope scope);
+
+    /**
      * Allocates a new meter id in the system.
      *
      * @param deviceId the device id
diff --git a/core/api/src/main/java/org/onosproject/net/meter/MeterStore.java b/core/api/src/main/java/org/onosproject/net/meter/MeterStore.java
index 7f4de4b..4abf233 100644
--- a/core/api/src/main/java/org/onosproject/net/meter/MeterStore.java
+++ b/core/api/src/main/java/org/onosproject/net/meter/MeterStore.java
@@ -118,6 +118,17 @@
     Collection<Meter> getAllMeters(DeviceId deviceId);
 
     /**
+     * Returns all meters stored in the store for a
+     * precise device and scope.
+     *
+     * @param deviceId a device id
+     * @param scope meters scope
+     * @return an immutable copy of the meters stored for a given device
+     *         withing a given scope
+     */
+    Collection<Meter> getAllMeters(DeviceId deviceId, MeterScope scope);
+
+    /**
      * Update the store by deleting the failed meter.
      * Notifies the delegate that the meter failed to allow it
      * to nofity the app.