diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
new file mode 100644
index 0000000000..27717a816a
--- /dev/null
+++ b/src/libstore/remote-store.cc
@@ -0,0 +1,82 @@
+#include "remote-store.hh"
+
+
+namespace nix {
+
+
+RemoteStore::RemoteStore()
+{
+    throw Error("not implemented");
+}
+
+
+RemoteStore::~RemoteStore()
+{
+}
+
+
+bool RemoteStore::isValidPath(const Path & path)
+{
+    throw Error("not implemented");
+}
+
+
+Substitutes RemoteStore::querySubstitutes(const Path & srcPath)
+{
+    throw Error("not implemented");
+}
+
+
+Hash RemoteStore::queryPathHash(const Path & path)
+{
+    throw Error("not implemented");
+}
+
+
+void RemoteStore::queryReferences(const Path & storePath,
+    PathSet & references)
+{
+    throw Error("not implemented");
+}
+
+
+void RemoteStore::queryReferrers(const Path & storePath,
+    PathSet & referrers)
+{
+    throw Error("not implemented");
+}
+
+
+Path RemoteStore::addToStore(const Path & srcPath)
+{
+    throw Error("not implemented");
+}
+
+
+Path RemoteStore::addToStoreFixed(bool recursive, string hashAlgo,
+    const Path & srcPath)
+{
+    throw Error("not implemented");
+}
+
+
+Path RemoteStore::addTextToStore(const string & suffix, const string & s,
+    const PathSet & references)
+{
+    throw Error("not implemented");
+}
+
+
+void RemoteStore::buildDerivations(const PathSet & drvPaths)
+{
+    throw Error("not implemented");
+}
+
+
+void RemoteStore::ensurePath(const Path & storePath)
+{
+    throw Error("not implemented");
+}
+
+
+}
diff --git a/src/libstore/remote-store.hh b/src/libstore/remote-store.hh
new file mode 100644
index 0000000000..8ebe5e397e
--- /dev/null
+++ b/src/libstore/remote-store.hh
@@ -0,0 +1,53 @@
+#ifndef __REMOTE_STORE_H
+#define __REMOTE_STORE_H
+
+#include <string>
+
+#include "store-api.hh"
+
+
+namespace nix {
+
+
+class RemoteStore : public StoreAPI
+{
+public:
+
+    RemoteStore();
+
+    ~RemoteStore();
+    
+    /* Implementations of abstract store API methods. */
+    
+    bool isValidPath(const Path & path);
+
+    Substitutes querySubstitutes(const Path & srcPath);
+
+    Hash queryPathHash(const Path & path);
+
+    void queryReferences(const Path & storePath,
+        PathSet & references);
+
+    void queryReferrers(const Path & storePath,
+        PathSet & referrers);
+
+    Path addToStore(const Path & srcPath);
+
+    Path addToStoreFixed(bool recursive, string hashAlgo,
+        const Path & srcPath);
+
+    Path addTextToStore(const string & suffix, const string & s,
+        const PathSet & references);
+
+    void buildDerivations(const PathSet & drvPaths);
+
+    void ensurePath(const Path & storePath);
+
+private:
+};
+
+
+}
+
+
+#endif /* !__REMOTE_STORE_H */