diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedNearestOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedNearestOnlyMatchingTags.json
new file mode 100644
index 00000000000..5a9e8797e41
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedNearestOnlyMatchingTags.json
@@ -0,0 +1,62 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetNoPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 100,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "Nearest",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedNearestOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedNearestOnlyMatchingTags.yml
new file mode 100644
index 00000000000..04fe8528514
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedNearestOnlyMatchingTags.yml
@@ -0,0 +1,27 @@
+# Test when the deprioritized server is the only server with matching tags.
+topology_description:
+  type: ReplicaSetNoPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: nyc
+  - &2
+    address: c:27017
+    avg_rtt_ms: 100
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+operation: read
+read_preference:
+  mode: Nearest
+  tag_sets:
+  - data_center: nyc
+deprioritized_servers:
+- *1
+suitable_servers:
+- *1 # Deprioritized, but only server matching the tag set.
+in_latency_window:
+- *1
diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.json
new file mode 100644
index 00000000000..086532e710d
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.json
@@ -0,0 +1,62 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetNoPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 100,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "PrimaryPreferred",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.yml
new file mode 100644
index 00000000000..fed9cd5d65c
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.yml
@@ -0,0 +1,27 @@
+# Test when the deprioritized server is the only server with matching tags.
+topology_description:
+  type: ReplicaSetNoPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: nyc
+  - &2
+    address: c:27017
+    avg_rtt_ms: 100
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+operation: read
+read_preference:
+  mode: PrimaryPreferred
+  tag_sets:
+  - data_center: nyc
+deprioritized_servers:
+- *1 # Deprioritized, but only server matching the tag set.
+suitable_servers:
+- *1
+in_latency_window:
+- *1
diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.json
new file mode 100644
index 00000000000..18926581c3b
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.json
@@ -0,0 +1,62 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetNoPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 100,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "Secondary",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.yml
new file mode 100644
index 00000000000..cd98970bd50
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.yml
@@ -0,0 +1,27 @@
+# Test when the deprioritized server is the only server with matching tags.
+topology_description:
+  type: ReplicaSetNoPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: nyc
+  - &2
+    address: c:27017
+    avg_rtt_ms: 100
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+operation: read
+read_preference:
+  mode: Secondary
+  tag_sets:
+  - data_center: nyc
+deprioritized_servers:
+- *1
+suitable_servers:
+- *1 # Deprioritized, but only server matching the tag set.
+in_latency_window:
+- *1
diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.json
new file mode 100644
index 00000000000..ab513453538
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.json
@@ -0,0 +1,62 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetNoPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 100,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "SecondaryPreferred",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.yml
new file mode 100644
index 00000000000..98635983437
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetNoPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.yml
@@ -0,0 +1,27 @@
+# Test when the deprioritized server is the only server with matching tags.
+topology_description:
+  type: ReplicaSetNoPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: nyc
+  - &2
+    address: c:27017
+    avg_rtt_ms: 100
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+operation: read
+read_preference:
+  mode: SecondaryPreferred
+  tag_sets:
+  - data_center: nyc
+deprioritized_servers:
+- *1
+suitable_servers:
+- *1 # Deprioritized, but only server matching the tag set.
+in_latency_window:
+- *1
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedNearestOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedNearestOnlyMatchingTags.json
new file mode 100644
index 00000000000..021f3614807
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedNearestOnlyMatchingTags.json
@@ -0,0 +1,70 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetWithPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 100,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      },
+      {
+        "address": "a:27017",
+        "avg_rtt_ms": 26,
+        "type": "RSPrimary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "Nearest",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedNearestOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedNearestOnlyMatchingTags.yml
new file mode 100644
index 00000000000..a8d9e7c3ba8
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedNearestOnlyMatchingTags.yml
@@ -0,0 +1,34 @@
+# Test when the deprioritized server is the only server with matching tags.
+# Serves as a regression test for CDRIVER-6248.
+topology_description:
+  type: ReplicaSetWithPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: nyc
+  - &2
+    address: c:27017
+    avg_rtt_ms: 100
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+  - &3
+    address: a:27017
+    avg_rtt_ms: 26
+    type: RSPrimary
+    tags:
+      data_center: tokyo
+operation: read
+read_preference:
+  mode: Nearest
+  tag_sets:
+  - data_center: nyc
+deprioritized_servers:
+- *1
+suitable_servers:
+- *1 # Deprioritized, but only server matching the tag set.
+in_latency_window:
+- *1
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.json
new file mode 100644
index 00000000000..4002907b3b2
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.json
@@ -0,0 +1,70 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetWithPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      },
+      {
+        "address": "a:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSPrimary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "PrimaryPreferred",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "a:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSPrimary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "a:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSPrimary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "a:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSPrimary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.yml
new file mode 100644
index 00000000000..7eca837779d
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedPrimaryPreferredOnlyMatchingTags.yml
@@ -0,0 +1,34 @@
+# Test when the deprioritized server is the only server with matching tags.
+# Serves as a regression test for CDRIVER-6248.
+topology_description:
+  type: ReplicaSetWithPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+  - &2
+    address: c:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+  - &3
+    address: a:27017
+    avg_rtt_ms: 5
+    type: RSPrimary
+    tags:
+      data_center: nyc
+operation: read
+read_preference:
+  mode: PrimaryPreferred
+  tag_sets:
+  - { data_center: nyc }
+deprioritized_servers:
+- *3
+suitable_servers:
+- *3 # Deprioritized, but only server matching the tag set.
+in_latency_window:
+- *3
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.json
new file mode 100644
index 00000000000..2de5bdd4c78
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.json
@@ -0,0 +1,70 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetWithPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 100,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      },
+      {
+        "address": "a:27017",
+        "avg_rtt_ms": 26,
+        "type": "RSPrimary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "Secondary",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.yml
new file mode 100644
index 00000000000..5855c9eceec
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryOnlyMatchingTags.yml
@@ -0,0 +1,33 @@
+# Test when the deprioritized server is the only server with matching tags.
+topology_description:
+  type: ReplicaSetWithPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: nyc
+  - &2
+    address: c:27017
+    avg_rtt_ms: 100
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+  - &3
+    address: a:27017
+    avg_rtt_ms: 26
+    type: RSPrimary
+    tags:
+      data_center: tokyo
+operation: read
+read_preference:
+  mode: Secondary
+  tag_sets:
+  - data_center: nyc
+deprioritized_servers:
+- *1
+suitable_servers:
+- *1 # Deprioritized, but only server matching the tag set.
+in_latency_window:
+- *1
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.json b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.json
new file mode 100644
index 00000000000..7e1f39a606f
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.json
@@ -0,0 +1,70 @@
+{
+  "topology_description": {
+    "type": "ReplicaSetWithPrimary",
+    "servers": [
+      {
+        "address": "b:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "nyc"
+        }
+      },
+      {
+        "address": "c:27017",
+        "avg_rtt_ms": 100,
+        "type": "RSSecondary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      },
+      {
+        "address": "a:27017",
+        "avg_rtt_ms": 5,
+        "type": "RSPrimary",
+        "tags": {
+          "data_center": "tokyo"
+        }
+      }
+    ]
+  },
+  "operation": "read",
+  "read_preference": {
+    "mode": "SecondaryPreferred",
+    "tag_sets": [
+      {
+        "data_center": "nyc"
+      }
+    ]
+  },
+  "deprioritized_servers": [
+    {
+      "address": "b:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSSecondary",
+      "tags": {
+        "data_center": "nyc"
+      }
+    }
+  ],
+  "suitable_servers": [
+    {
+      "address": "a:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSPrimary",
+      "tags": {
+        "data_center": "tokyo"
+      }
+    }
+  ],
+  "in_latency_window": [
+    {
+      "address": "a:27017",
+      "avg_rtt_ms": 5,
+      "type": "RSPrimary",
+      "tags": {
+        "data_center": "tokyo"
+      }
+    }
+  ]
+}
diff --git a/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.yml b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.yml
new file mode 100644
index 00000000000..bdc1a3242de
--- /dev/null
+++ b/test/spec/server-selection/server_selection/ReplicaSetWithPrimary/read/DeprioritizedSecondaryPreferredOnlyMatchingTags.yml
@@ -0,0 +1,33 @@
+# Test when the deprioritized server is the only server with matching tags.
+topology_description:
+  type: ReplicaSetWithPrimary
+  servers:
+  - &1
+    address: b:27017
+    avg_rtt_ms: 5
+    type: RSSecondary
+    tags:
+      data_center: nyc
+  - &2
+    address: c:27017
+    avg_rtt_ms: 100
+    type: RSSecondary
+    tags:
+      data_center: tokyo
+  - &3
+    address: a:27017
+    avg_rtt_ms: 5
+    type: RSPrimary
+    tags:
+      data_center: tokyo
+operation: read
+read_preference:
+  mode: SecondaryPreferred
+  tag_sets:
+  - data_center: nyc
+deprioritized_servers:
+- *1
+suitable_servers:
+- *3 # Primary selected since tags do not apply to primary selection.
+in_latency_window:
+- *3