diff --git a/src/tag-host.hpp b/src/tag-host.hpp
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+++ b/src/tag-host.hpp
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+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2015 Regents of the University of California.
+ *
+ * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
+ *
+ * ndn-cxx library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
+ *
+ * You should have received copies of the GNU General Public License and GNU Lesser
+ * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
+ */
+
+#ifndef NDN_TAG_HOST_HPP
+#define NDN_TAG_HOST_HPP
+
+#include "common.hpp"
+#include "tag.hpp"
+
+#include <map>
+
+namespace ndn {
+
+/** \brief Base class to store tag information (e.g., inside Interest and Data packets)
+ */
+class TagHost
+{
+public:
+  /** \brief get a tag item
+   *  \tparam T type of the tag, which must be a subclass of ndn::Tag
+   *  \retval nullptr if no Tag of type T is stored
+   */
+  template<typename T>
+  shared_ptr<T>
+  getTag() const;
+
+  /** \brief set a tag item
+   *  \tparam T type of the tag, which must be a subclass of ndn::Tag
+   *  \note Tag can be set even on a const tag host instance
+   */
+  template<typename T>
+  void
+  setTag(shared_ptr<T> tag) const;
+
+  /** \brief remove tag item
+   *  \note Tag can be removed even on a const tag host instance
+   */
+  template<typename T>
+  void
+  removeTag() const;
+
+private:
+  mutable std::map<size_t, shared_ptr<Tag>> m_tags;
+};
+
+
+template<typename T>
+inline shared_ptr<T>
+TagHost::getTag() const
+{
+  static_assert(std::is_base_of<Tag, T>::value, "T must inherit from Tag");
+
+  auto it = m_tags.find(T::getTypeId());
+  if (it == m_tags.end()) {
+    return nullptr;
+  }
+  return static_pointer_cast<T>(it->second);
+}
+
+template<typename T>
+inline void
+TagHost::setTag(shared_ptr<T> tag) const
+{
+  static_assert(std::is_base_of<Tag, T>::value, "T must inherit from Tag");
+
+  if (tag == nullptr) {
+    m_tags.erase(T::getTypeId());
+    return;
+  }
+
+  m_tags[T::getTypeId()] = tag;
+}
+
+template<typename T>
+inline void
+TagHost::removeTag() const
+{
+  setTag<T>(nullptr);
+}
+
+} // namespace ndn
+
+#endif // NDN_TAG_HOST_HPP