diff --git a/synapse/handlers/receipts.py b/synapse/handlers/receipts.py
new file mode 100644
index 0000000000..f3f7050633
--- /dev/null
+++ b/synapse/handlers/receipts.py
@@ -0,0 +1,130 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# 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.
+
+"""Contains handlers for federation events."""
+
+from ._base import BaseHandler
+
+from twisted.internet import defer
+
+from synapse.util.logcontext import PreserveLoggingContext
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+class ReceiptsHandler(BaseHandler):
+ def __init__(self, hs):
+ super(ReceiptsHandler, self).__init__(hs)
+
+ self.federation.register_edu_handler(
+ "m.receipt", self._received_remote_receipt
+ )
+
+ self._latest_serial = 0
+
+ @defer.inlineCallbacks
+ def received_client_receipt(self, room_id, receipt_type, user_id,
+ event_id):
+ # 1. Persist.
+ # 2. Notify local clients
+ # 3. Notify remote servers
+
+ receipt = {
+ "room_id": room_id,
+ "receipt_type": receipt_type,
+ "user_id": user_id,
+ "event_ids": [event_id],
+ }
+
+ yield self._handle_new_receipts([receipt])
+ self._push_remotes([receipt])
+
+ @defer.inlineCallbacks
+ def _received_remote_receipt(self, origin, content):
+ receipts = [
+ {
+ "room_id": room_id,
+ "receipt_type": receipt_type,
+ "user_id": user_id,
+ "event_ids": [event_id],
+ }
+ for room_id, room_values in content.items()
+ for event_id, ev_values in room_values.items()
+ for receipt_type, users in ev_values.items()
+ for user_id in users
+ ]
+
+ yield self._handle_new_receipts(receipts)
+
+ @defer.inlineCallbacks
+ def _handle_new_receipts(self, receipts):
+ for receipt in receipts:
+ room_id = receipt["room_id"]
+ receipt_type = receipt["receipt_type"]
+ user_id = receipt["user_id"]
+ event_ids = receipt["event_ids"]
+
+ stream_id, max_persisted_id = yield self.store.insert_receipt(
+ room_id, receipt_type, user_id, event_ids,
+ )
+
+ # TODO: Use max_persisted_id
+
+ self._latest_serial = max(self._latest_serial, stream_id)
+
+ with PreserveLoggingContext():
+ self.notifier.on_new_user_event(
+ "recei[t_key", self._latest_serial, rooms=[room_id]
+ )
+
+ localusers = set()
+ remotedomains = set()
+
+ rm_handler = self.homeserver.get_handlers().room_member_handler
+ yield rm_handler.fetch_room_distributions_into(
+ room_id, localusers=localusers, remotedomains=remotedomains
+ )
+
+ receipt["remotedomains"] = remotedomains
+
+ self.notifier.on_new_user_event(
+ "receipt_key", self._latest_room_serial, rooms=[room_id]
+ )
+
+ def _push_remotes(self, receipts):
+ # TODO: Some of this stuff should be coallesced.
+ for receipt in receipts:
+ room_id = receipt["room_id"]
+ receipt_type = receipt["receipt_type"]
+ user_id = receipt["user_id"]
+ event_ids = receipt["event_ids"]
+ remotedomains = receipt["remotedomains"]
+
+ for domain in remotedomains:
+ self.federation.send_edu(
+ destination=domain,
+ edu_type="m.receipt",
+ content={
+ room_id: {
+ event_id: {
+ receipt_type: [user_id]
+ }
+ for event_id in event_ids
+ },
+ },
+ )
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