diff --git a/chainqueue/entry.py b/chainqueue/entry.py
index 17cb763..8150e87 100644
--- a/chainqueue/entry.py
+++ b/chainqueue/entry.py
@@ -134,6 +134,10 @@ class QueueEntry:
             self.store.cache.set_block(self.tx_hash, block, tx)
 
 
+    def test(self, state):
+        return self.__match_state(state)
+
+
     def __str__(self):
         v = self.store.get(self.tx_hash)
         n = self.store.state(v[0])
diff --git a/chainqueue/store/base.py b/chainqueue/store/base.py
index 1c116a1..494cc8d 100644
--- a/chainqueue/store/base.py
+++ b/chainqueue/store/base.py
@@ -153,3 +153,9 @@ class Store:
         entry = QueueEntry(self, k)
         entry.load()
         entry.sent()
+
+
+    def is_reserved(self, k):
+        entry = QueueEntry(self, k)
+        entry.load()
+        return entry.test(self.RESERVED)
diff --git a/setup.cfg b/setup.cfg
index d0ebb16..43a41bb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = chainqueue
-version = 0.1.3
+version = 0.1.5
 description = Generic blockchain transaction queue control
 author = Louis Holbrook
 author_email = dev@holbrook.no