diff --git a/python/daqconf/detreadoutmap.py b/python/daqconf/detreadoutmap.py
index 2b0f6b6a..c8cc410c 100644
--- a/python/daqconf/detreadoutmap.py
+++ b/python/daqconf/detreadoutmap.py
@@ -54,7 +54,8 @@ def group_by_key(coll, key):
     dromap.DROStreamEntry,
     dromap.EthStreamParameters,
     dromap.FelixStreamParameters,
-]: 
+    dromap.CRTStreamParameters,
+]:
     c_ost = c.__dict__['_ost']
     c_name = c_ost['name']
     setattr(thismodule, c_name, namedtuple(c_name, [f['name'] for f in c_ost['fields']]))
@@ -95,6 +96,7 @@ class DetReadoutMapService:
     _traits_map = {
         'flx': StreamKindTraits(FelixStreamParameters, dromap.FelixStreamParameters, 'host', 'card'),
         'eth': StreamKindTraits(EthStreamParameters, dromap.EthStreamParameters, 'rx_host', 'rx_iface'),
+        'crt': StreamKindTraits(CRTStreamParameters, dromap.CRTStreamParameters, 'host', 'usb'),
     }
 
     @classmethod
@@ -221,6 +223,7 @@ def _validate_rohosts(self, streams):
         host_label_map = {
             'flx': 'host',
             'eth': 'rx_host',
+            'crt': 'host',
         }
 
         kind_m = defaultdict(set)
@@ -400,6 +403,8 @@ def as_table(self):
             t.add_column(f"flx_{f}", style='cyan')
         for f in EthStreamParameters._fields:
             t.add_column(f"eth_{f}", style='magenta')
+        for f in CRTStreamParameters._fields:
+            t.add_column(f"crt_{f}", style='orange')
 
         for s,en in sorted(m.items(), key=lambda x: x[0]):
 
@@ -414,7 +419,12 @@ def as_table(self):
                 infos = [str(x) for x in en.parameters]
                 pads = ['-']*(len(t.columns)-len(row)-len(infos))
                 row += pads + infos
-                
+
+            elif en.kind == "crt":
+                infos = [str(x) for x in en.parameters]
+                pads = ['-']*(len(t.columns)-len(row)-len(infos))
+                row += pads + infos
+
             t.add_row(*row)
         
         return t
diff --git a/schema/daqconf/detreadoutmap.jsonnet b/schema/daqconf/detreadoutmap.jsonnet
index 9cfe7e7e..b09a7517 100644
--- a/schema/daqconf/detreadoutmap.jsonnet
+++ b/schema/daqconf/detreadoutmap.jsonnet
@@ -22,7 +22,7 @@ local cs = {
     ipv4:   s.string("ipv4", pattern=moo.re.ipv4, doc="ipv4 string"),
     mac:    s.string("mac", pattern="^[a-fA-F0-9]{2}(:[a-fA-F0-9]{2}){5}$", doc="mac string"),
     pcie:   s.string("pcie", pattern="^0{0,4}:[a-fA-F0-9]{2}:[a-fA-F0-9]{2}.[0-9]$", doc="pcie id string"),
-    kind:   s.enum("StreamKind", ["eth", "flx"]),
+    kind:   s.enum("StreamKind", ["eth", "flx", "crt"]),
     mode:   s.enum("StreamMode", ["fix_rate", "var_rate"]),
     flx_protocol: s.enum("FlxProtocol", ["full", "half"]),
     eth_protocol: s.enum("EthProtocol", ["udp", "zmq"]),
@@ -49,6 +49,11 @@ local cs = {
       s.field("tx_ip", self.ipv4, "0.0.0.0", doc="Transmitter IP"),
     ], doc="A Ethernet readout stream configuration"),
 
+    crt_conf: s.record("CRTStreamParameters", [
+      s.field("host", self.host, doc="CRT hostname"),
+      s.field("usb", self.short, 0, doc="USB ID in readout host"),
+      s.field("data_directory", self.string, doc="location of raw CRTbinary data files")
+    ], doc="A CRT readout stream configuration"),
 
     stream_parameters: s.any("DROStreamConf", doc="Stream parameters"),