diff --git a/Makefile b/Makefile
index 5e44329..69bcf33 100644
--- a/Makefile
+++ b/Makefile
@@ -211,6 +211,7 @@ test-http-client:
 		/workdir/get_full_account.http \
 		/workdir/create_group.http \
 		/workdir/get_group.http \
+		/workdir/delete_group.http \
 		/workdir/rename_device.http \
 		/workdir/unregister_device.http \
 		--report; \
diff --git a/tests/integration/http-client/COVERAGE.md b/tests/integration/http-client/COVERAGE.md
index 96c534b..a2f82ab 100644
--- a/tests/integration/http-client/COVERAGE.md
+++ b/tests/integration/http-client/COVERAGE.md
@@ -42,8 +42,8 @@ Legend: ✅ covered · ⬜ gap · 〰️ partial (some status/variant uncovered)
 | GET | `/streaming/account/{a}/device/{d}/recents` | 200 | `get_recents.http` | ✅ |
 | POST | `/streaming/account/{a}/source` | 200 | `set_preset_5.http` | ✅ |
 | POST | `/streaming/account/{a}/group/` | 201 | `create_group.http` | ✅ |
-| DELETE | `/streaming/account/{a}/group/` | 405 | (method-not-allowed edge) | ⬜ |
-| DELETE | `/streaming/account/{a}/group/{id}` | 200 | — | ⬜ |
+| DELETE | `/streaming/account/{a}/group/` | 200 | `delete_group.http` | ✅ (account-level teardown) |
+| DELETE | `/streaming/account/{a}/group/{id}` | 200 | `delete_group.http` | ✅ |
 | GET | `/streaming/device/{d}/streaming_token` | 200 | `get_streaming_token.http` | ✅ |
 | GET | `/streaming/software/update/account/{a}` | 200 | `get_software_update.http` | ✅ |
 | GET | `/streaming/sourceproviders` | 200 | `get_sourceproviders.http` | ✅ |
diff --git a/tests/integration/http-client/create_group.http b/tests/integration/http-client/create_group.http
index c69972e..2ef491e 100644
--- a/tests/integration/http-client/create_group.http
+++ b/tests/integration/http-client/create_group.http
@@ -63,4 +63,11 @@ Accept: application/vnd.bose.streaming-v1.2+xml
         const roles = group.getElementsByTagName("groupRole");
         client.assert(roles.length === 2, "Response should contain exactly 2 <groupRole> entries, got " + roles.length);
     });
+
+    // Capture the new group id (last path segment of the Location header) so the
+    // delete-group lifecycle step (delete_group.http) can remove this group.
+    (function () {
+        const loc = response.headers.valueOf("Location");
+        client.global.set("groupId", loc ? loc.substring(loc.lastIndexOf("/") + 1) : "");
+    })();
 %}
\ No newline at end of file
diff --git a/tests/integration/http-client/delete_group.http b/tests/integration/http-client/delete_group.http
new file mode 100644
index 0000000..9361784
--- /dev/null
+++ b/tests/integration/http-client/delete_group.http
@@ -0,0 +1,40 @@
+### DELETE /streaming/account/{accountId}/group/{groupId} (remove a specific group)
+###
+### Completes the group lifecycle: create_group.http created the group and
+### captured its id into {{groupId}}; this removes that group
+### (HandleMargeDeleteGroup -> 200 with a <status> body). Runs after get_group.http
+### and before the device teardown so the group exists when we delete it.
+DELETE {{host}}/streaming/account/{{accountId}}/group/{{groupId}}
+Content-Type: application/vnd.bose.streaming-v1.2+xml
+Authorization: Bearer {{token}}
+User-Agent: Bose_Lisa/27.0.6
+Accept: application/vnd.bose.streaming-v1.2+xml
+
+> {%
+    client.test("Group deleted (200)", function () {
+        client.assert(response.status === 200, "Response status is not 200, got " + response.status);
+        client.assert(response.contentType.mimeType === "application/vnd.bose.streaming-v1.2+xml",
+            "Expected application/vnd.bose.streaming-v1.2+xml, got '" + response.contentType.mimeType + "'");
+    });
+
+    client.test("Response body confirms deletion", function () {
+        client.assert(response.body.getElementsByTagName("status").length > 0,
+            "Response should contain a <status> element");
+    });
+%}
+
+### DELETE /streaming/account/{accountId}/group/ (account-level teardown, no id)
+###
+### The no-id, trailing-slash form a speaker sends to clear all of an account's
+### groups (e.g. during a factory reset). HandleMargeDeleteAccountGroups -> 200.
+DELETE {{host}}/streaming/account/{{accountId}}/group/
+Content-Type: application/vnd.bose.streaming-v1.2+xml
+Authorization: Bearer {{token}}
+User-Agent: Bose_Lisa/27.0.6
+Accept: application/vnd.bose.streaming-v1.2+xml
+
+> {%
+    client.test("Account-level group teardown (200)", function () {
+        client.assert(response.status === 200, "Response status is not 200, got " + response.status);
+    });
+%}