diff --git a/tests/complex/state/save_rail_signal_approach_steplength/errors.complex b/tests/complex/state/save_rail_signal_approach_steplength/errors.complex
new file mode 100644
index 00000000000..7620118182b
--- /dev/null
+++ b/tests/complex/state/save_rail_signal_approach_steplength/errors.complex
@@ -0,0 +1,3 @@
+/scr1/sumo/tools/sumolib/net/__init__.py:34: ImportWarning: Not importing directory '/home/erdm_ja/scr1/sumo/tests/complex/state/xml': missing __init__.py
+  from xml.sax import handler, parse
+Warning: Value of tau=1.00 in vehicle type 'train' lower than simulation step size may cause collisions.
diff --git a/tests/complex/state/save_rail_signal_approach_steplength/input_routes.rou.xml b/tests/complex/state/save_rail_signal_approach_steplength/input_routes.rou.xml
new file mode 100644
index 00000000000..cb9a4b11ccb
--- /dev/null
+++ b/tests/complex/state/save_rail_signal_approach_steplength/input_routes.rou.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<routes xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/routes_file.xsd">
+    <vType id="train" vClass="rail" length="20" accel="2"/>
+    <vehicle id="train" type="train" depart="2" departSpeed="max">
+        <route edges="a b e"/>
+    </vehicle>
+</routes>
diff --git a/tests/complex/state/save_rail_signal_approach_steplength/net.net.xml b/tests/complex/state/save_rail_signal_approach_steplength/net.net.xml
new file mode 100644
index 00000000000..6142a615f0c
--- /dev/null
+++ b/tests/complex/state/save_rail_signal_approach_steplength/net.net.xml
@@ -0,0 +1,134 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on Mon 24 Aug 2020 02:41:05 PM CEST by Eclipse SUMO netedit Version v1_6_0+1739-1f7f00f504
+<configuration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/netconvertConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="net.net.xml"/>
+    </input>
+
+    <output>
+        <output-file value="net.net.xml"/>
+    </output>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="false"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="0"/>
+        <junctions.limit-turn-speed value="-1"/>
+        <rectangular-lane-cut value="false"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="false"/>
+    </pedestrian>
+
+    <report>
+        <aggregate-warnings value="5"/>
+    </report>
+
+</configuration>
+-->
+
+<net version="1.6" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/net_file.xsd">
+
+    <location netOffset="100.00,100.00" convBoundary="0.00,300.00,400.00,400.00" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <edge id=":A_0" function="internal" bidi=":A_3">
+        <lane id=":A_0_0" index="0" allow="rail" speed="13.89" length="7.19" shape="102.16,300.00 100.98,300.24 99.59,300.95 98.00,302.13 96.21,303.79"/>
+    </edge>
+    <edge id=":A_1" function="internal" bidi=":A_2">
+        <lane id=":A_1_0" index="0" allow="rail" speed="13.89" length="7.53" shape="102.16,300.00 94.64,300.00"/>
+    </edge>
+    <edge id=":A_2" function="internal" bidi=":A_1">
+        <lane id=":A_2_0" index="0" allow="rail" speed="13.89" length="7.53" shape="94.64,300.00 102.16,300.00"/>
+    </edge>
+    <edge id=":A_3" function="internal" bidi=":A_0">
+        <lane id=":A_3_0" index="0" allow="rail" speed="13.89" length="7.19" shape="96.21,303.79 98.00,302.13 99.59,300.95 100.98,300.24 102.16,300.00"/>
+    </edge>
+    <edge id=":B_0" function="internal" bidi=":B_3">
+        <lane id=":B_0_0" index="0" allow="rail" speed="13.89" length="7.19" shape="303.79,303.79 302.00,302.13 300.41,300.95 299.02,300.24 297.84,300.00"/>
+    </edge>
+    <edge id=":B_1" function="internal" bidi=":B_2">
+        <lane id=":B_1_0" index="0" allow="rail" speed="13.89" length="7.53" shape="305.36,300.00 297.84,300.00"/>
+    </edge>
+    <edge id=":B_2" function="internal" bidi=":B_1">
+        <lane id=":B_2_0" index="0" allow="rail" speed="13.89" length="7.53" shape="297.84,300.00 305.36,300.00"/>
+    </edge>
+    <edge id=":B_3" function="internal" bidi=":B_0">
+        <lane id=":B_3_0" index="0" allow="rail" speed="13.89" length="7.19" shape="297.84,300.00 299.02,300.24 300.41,300.95 302.00,302.13 303.79,303.79"/>
+    </edge>
+
+    <edge id="-a" from="A" to="gneJ0" priority="-1" spreadType="center" bidi="a">
+        <lane id="-a_0" index="0" allow="rail" speed="13.89" length="94.64" shape="94.64,300.00 0.00,300.00"/>
+    </edge>
+    <edge id="-b" from="B" to="A" priority="-1" spreadType="center" bidi="b">
+        <lane id="-b_0" index="0" allow="rail" speed="13.89" length="195.67" shape="297.84,300.00 102.16,300.00"/>
+    </edge>
+    <edge id="-c" from="gneJ5" to="B" priority="-1" spreadType="center" bidi="c">
+        <lane id="-c_0" index="0" allow="rail" speed="13.89" length="94.64" shape="400.00,300.00 305.36,300.00"/>
+    </edge>
+    <edge id="-d" from="A" to="gneJ6" priority="-1" spreadType="center" bidi="d">
+        <lane id="-d_0" index="0" allow="rail" speed="13.89" length="136.06" shape="96.21,303.79 0.00,400.00"/>
+    </edge>
+    <edge id="-e" from="gneJ7" to="B" priority="-1" spreadType="center" bidi="e">
+        <lane id="-e_0" index="0" allow="rail" speed="13.89" length="136.06" shape="400.00,400.00 303.79,303.79"/>
+    </edge>
+    <edge id="a" from="gneJ0" to="A" priority="-1" spreadType="center" bidi="-a">
+        <lane id="a_0" index="0" allow="rail" speed="13.89" length="94.64" shape="0.00,300.00 94.64,300.00"/>
+    </edge>
+    <edge id="b" from="A" to="B" priority="-1" spreadType="center" bidi="-b">
+        <lane id="b_0" index="0" allow="rail" speed="13.89" length="195.67" shape="102.16,300.00 297.84,300.00"/>
+    </edge>
+    <edge id="c" from="B" to="gneJ5" priority="-1" spreadType="center" bidi="-c">
+        <lane id="c_0" index="0" allow="rail" speed="13.89" length="94.64" shape="305.36,300.00 400.00,300.00"/>
+    </edge>
+    <edge id="d" from="gneJ6" to="A" priority="-1" spreadType="center" bidi="-d">
+        <lane id="d_0" index="0" allow="rail" speed="13.89" length="136.06" shape="0.00,400.00 96.21,303.79"/>
+    </edge>
+    <edge id="e" from="B" to="gneJ7" priority="-1" spreadType="center" bidi="-e">
+        <lane id="e_0" index="0" allow="rail" speed="13.89" length="136.06" shape="303.79,303.79 400.00,400.00"/>
+    </edge>
+
+    <junction id="A" type="rail_signal" x="100.00" y="300.00" incLanes="-b_0 a_0 d_0" intLanes=":A_0_0 :A_1_0 :A_2_0 :A_3_0" shape="102.16,301.60 102.16,298.40 94.64,298.40 94.64,301.60 95.08,302.66 97.34,304.92">
+        <request index="0" response="0000" foes="0000" cont="0"/>
+        <request index="1" response="0000" foes="1000" cont="0"/>
+        <request index="2" response="0000" foes="1000" cont="0"/>
+        <request index="3" response="0110" foes="0110" cont="0"/>
+    </junction>
+    <junction id="B" type="rail_signal" x="300.00" y="300.00" incLanes="-e_0 -c_0 b_0" intLanes=":B_0_0 :B_1_0 :B_2_0 :B_3_0" shape="302.66,304.92 304.92,302.66 305.36,301.60 305.36,298.40 297.84,298.40 297.84,301.60">
+        <request index="0" response="0000" foes="0010" cont="0"/>
+        <request index="1" response="0001" foes="1001" cont="0"/>
+        <request index="2" response="0000" foes="0000" cont="0"/>
+        <request index="3" response="0010" foes="0010" cont="0"/>
+    </junction>
+    <junction id="gneJ0" type="dead_end" x="0.00" y="300.00" incLanes="-a_0" intLanes="" shape="0.00,301.60 0.00,298.40 0.00,301.60 0.00,298.40"/>
+    <junction id="gneJ5" type="dead_end" x="400.00" y="300.00" incLanes="c_0" intLanes="" shape="400.00,298.40 400.00,301.60 400.00,298.40 400.00,301.60"/>
+    <junction id="gneJ6" type="dead_end" x="0.00" y="400.00" incLanes="-d_0" intLanes="" shape="1.13,401.13 -1.13,398.87 1.13,401.13 -1.13,398.87"/>
+    <junction id="gneJ7" type="dead_end" x="400.00" y="400.00" incLanes="e_0" intLanes="" shape="401.13,398.87 398.87,401.13 401.13,398.87 398.87,401.13"/>
+
+    <connection from="-b" to="-d" fromLane="0" toLane="0" uncontrolled="1" via=":A_0_0" dir="r" state="M"/>
+    <connection from="-b" to="-a" fromLane="0" toLane="0" uncontrolled="1" via=":A_1_0" dir="s" state="M"/>
+    <connection from="-c" to="-b" fromLane="0" toLane="0" uncontrolled="1" via=":B_1_0" dir="s" state="M"/>
+    <connection from="-e" to="-b" fromLane="0" toLane="0" via=":B_0_0" tl="B" linkIndex="0" dir="r" state="O"/>
+    <connection from="a" to="b" fromLane="0" toLane="0" via=":A_2_0" tl="A" linkIndex="0" dir="s" state="O"/>
+    <connection from="b" to="c" fromLane="0" toLane="0" uncontrolled="1" via=":B_2_0" dir="s" state="M"/>
+    <connection from="b" to="e" fromLane="0" toLane="0" uncontrolled="1" via=":B_3_0" dir="l" state="M"/>
+    <connection from="d" to="b" fromLane="0" toLane="0" uncontrolled="1" via=":A_3_0" dir="l" state="M"/>
+
+    <connection from=":A_0" to="-d" fromLane="0" toLane="0" dir="r" state="M"/>
+    <connection from=":A_1" to="-a" fromLane="0" toLane="0" dir="s" state="M"/>
+    <connection from=":A_2" to="b" fromLane="0" toLane="0" dir="s" state="M"/>
+    <connection from=":A_3" to="b" fromLane="0" toLane="0" dir="l" state="M"/>
+    <connection from=":B_0" to="-b" fromLane="0" toLane="0" dir="r" state="M"/>
+    <connection from=":B_1" to="-b" fromLane="0" toLane="0" dir="s" state="M"/>
+    <connection from=":B_2" to="c" fromLane="0" toLane="0" dir="s" state="M"/>
+    <connection from=":B_3" to="e" fromLane="0" toLane="0" dir="l" state="M"/>
+
+</net>
diff --git a/tests/complex/state/save_rail_signal_approach_steplength/options.complex b/tests/complex/state/save_rail_signal_approach_steplength/options.complex
new file mode 100644
index 00000000000..57ac07eeb1e
--- /dev/null
+++ b/tests/complex/state/save_rail_signal_approach_steplength/options.complex
@@ -0,0 +1,12 @@
+--no-step-log --no-duration-log -v --net-file=net.net.xml
+-r=input_routes.rou.xml
+--save-state.times 6
+--save-state.files state.xml
+--default.speeddev 0
+:
+--no-step-log --no-duration-log -v --net-file=net.net.xml
+--load-state state.xml
+--default.speeddev 0
+--step-length 2
+-t
+tests/complex/state/runner.py
diff --git a/tests/complex/state/save_rail_signal_approach_steplength/output.complex b/tests/complex/state/save_rail_signal_approach_steplength/output.complex
new file mode 100644
index 00000000000..4794ae3e8d5
--- /dev/null
+++ b/tests/complex/state/save_rail_signal_approach_steplength/output.complex
@@ -0,0 +1,10 @@
+Loading net-file from 'net.net.xml' ... done (1ms).
+Loading done.
+Simulation version v1_17_0+0042-7e466a0 started with time: 0.00.
+Simulation ended at time: 34.00
+Reason: All vehicles have left the simulation.
+Loading net-file from 'net.net.xml' ... done (1ms).
+Loading state from 'state.xml' ... 
+done (5ms).
+Loading done.
+Simulation version v1_17_0+0042-7e466a0 started with time: 6.00.
diff --git a/tests/complex/state/save_rail_signal_approach_steplength/state.complex b/tests/complex/state/save_rail_signal_approach_steplength/state.complex
new file mode 100644
index 00000000000..0bc033b8fc6
--- /dev/null
+++ b/tests/complex/state/save_rail_signal_approach_steplength/state.complex
@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2023-04-27 10:40:47 by Eclipse SUMO sumo Version v1_17_0+0042-7e466a0
+<configuration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/sumoConfiguration.xsd">
+
+    <input>
+        <net-file value="net.net.xml"/>
+        <route-files value="input_routes.rou.xml"/>
+    </input>
+
+    <output>
+        <save-state.times value="6"/>
+        <save-state.files value="state.xml"/>
+    </output>
+
+    <processing>
+        <default.speeddev value="0"/>
+    </processing>
+
+    <report>
+        <verbose value="true"/>
+        <duration-log.disable value="true"/>
+        <no-step-log value="true"/>
+    </report>
+
+</configuration>
+-->
+
+<snapshot xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/state_file.xsd" version="v1_17_0+0042-7e466a0" time="6.00" type="micro">
+    <route id="!train" state="0" edges="a b e"/>
+    <delay number="1" begin="1" end="0" depart="0.00" time="0.00"/>
+    <vType id="train" length="20.00" vClass="rail" accel="2"/>
+    <vehicle id="train" type="train" depart="2.00" departSpeed="max" route="!train" distance="0 0" speedFactor="1.0000" state="18 2000 0 20.10 0 0.00 5000 0 0" pos="61.77 41.77 13.89" speed="13.89 13.89" angle="90.00" posLat="0.00" waitingTime="100000 0"/>
+    <lane id=":A_2_0">
+        <link to="b_0">
+            <approaching id="train" arrivalTime="7909" arrivalSpeed="13.89" departSpeed="13.89" request="1" arrivalSpeedBraking="9.38" waitingTime="0" distance="54.29"/>
+        </link>
+    </lane>
+    <lane id="a_0">
+        <vehicles value="train"/>
+        <link to=":A_2_0">
+            <approaching id="train" arrivalTime="7366" arrivalSpeed="13.89" departSpeed="13.89" request="1" arrivalSpeedBraking="10.37" waitingTime="0" distance="46.76"/>
+        </link>
+    </lane>
+    <lane id="b_0">
+        <link to=":B_3_0">
+            <approaching id="train" arrivalTime="21996" arrivalSpeed="13.89" departSpeed="13.89" request="1" arrivalSpeedBraking="0.00" waitingTime="0" distance="249.96"/>
+        </link>
+    </lane>
+</snapshot>
diff --git a/tests/complex/state/testsuite.complex b/tests/complex/state/testsuite.complex
index 6eef8396ac0..ebec824017c 100644
--- a/tests/complex/state/testsuite.complex
+++ b/tests/complex/state/testsuite.complex
@@ -54,6 +54,7 @@ save_rail_signal_constraint
 
 # include the actual constraints in the saved state
 save_rail_signal_constraint_include
+save_rail_signal_approach_steplength
 save_rng
 save_routeDistribution
 save_stopped