diff --git a/cic_sync_filter/tx.py b/cic_sync_filter/tx.py
index 8a9a4f9..72b7b61 100644
--- a/cic_sync_filter/tx.py
+++ b/cic_sync_filter/tx.py
@@ -6,9 +6,9 @@ import celery
 from hexathon import (
         add_0x,
         )
-from chainsyncer.db.models.base import SessionBase
-from chainqueue.db.models.otx import Otx
 from chainlib.status import Status
+from cic_eth.queue.query import get_tx_local
+from chainqueue.error import NotLocalTxError
 
 # local imports
 from .base import SyncFilter
@@ -26,22 +26,20 @@ class TxFilter(SyncFilter):
 
     def filter(self, conn, block, tx, db_session=None):
         super(TxFilter, self).filter(conn, block, tx, db_session)
-        db_session = SessionBase.bind_session(db_session)
-        tx_hash_hex = tx.hash
-        otx = Otx.load(add_0x(tx_hash_hex), session=db_session)
-        if otx == None:
-            logg.debug('tx {} not found locally, skipping'.format(tx_hash_hex))
+
+        try:
+            get_tx_local(self.chain_spec, tx.hash)
+        except NotLocalTxError:
+            logg.debug('tx {} not found locally'.format(tx.hash))
             return None
 
         self.register_match()
 
-        db_session.flush()
-        SessionBase.release_session(db_session)
         s_final_state = celery.signature(
                 'cic_eth.queue.state.set_final',
                 [
                     self.chain_spec.asdict(),
-                    add_0x(tx_hash_hex),
+                    add_0x(tx.hash),
                     tx.block.number,
                     tx.index,
                     tx.status == Status.ERROR,
@@ -52,14 +50,14 @@ class TxFilter(SyncFilter):
                 'cic_eth.queue.state.obsolete',
                 [
                     self.chain_spec.asdict(),
-                    add_0x(tx_hash_hex),
+                    add_0x(tx.hash),
                     True,
                     ],
                 queue=self.queue,
                 )
         t = celery.group(s_obsolete_state, s_final_state)()
 
-        logline = 'otx filter match on {}'.format(otx.tx_hash)
+        logline = 'otx filter match on {}'.format(tx.hash)
         logline = self.to_logline(block, tx, logline)
         logg.info(logline)
 
diff --git a/tests/test_tx_filter.py b/tests/test_tx_filter.py
index 82d56f6..1a4a5d9 100644
--- a/tests/test_tx_filter.py
+++ b/tests/test_tx_filter.py
@@ -24,10 +24,10 @@ from chainqueue.sql.state import (
         set_sent,
         )
 from hexathon import strip_0x
+from cic_eth.eth.gas import cache_gas_data
 
 # local imports
-from cic_eth.runnable.daemons.filters.tx import TxFilter
-from cic_eth.eth.gas import cache_gas_data
+from cic_sync_filter.tx import TxFilter
 
 
 def test_filter_tx(