diff --git a/tests/src/scim/acceptance.rs b/tests/src/scim/acceptance.rs
index f65c3c3..29379e2 100644
--- a/tests/src/scim/acceptance.rs
+++ b/tests/src/scim/acceptance.rs
@@ -1586,3 +1586,65 @@ async fn authority(test: &TestServer, scim: &ScimTest, closed_id: Id) {
     scim.destroy(&format!("/Users/{id}")).await;
     let _ = closed_id;
 }
+
+/// SCIM-14: the authenticated rate limit, per principal, with
+/// `unlimitedRequests` exempt.
+async fn rate_limits(test: &TestServer, scim: &ScimTest) {
+    let admin = test.account("admin");
+    admin
+        .registry_update_setting(
+            structs::Http {
+                rate_limit_authenticated: Some(structs::Rate {
+                    count: 2,
+                    period: Duration::from_millis(60_000),
+                }),
+                ..Default::default()
+            },
+            &[Property::RateLimitAuthenticated],
+        )
+        .await;
+    admin.reload_settings().await;
+
+    let principal = Account::new(
+        "scim-svc@scim.example.com",
+        PRINCIPAL_SECRET,
+        &[],
+        "",
+        scim.principal_id,
+    );
+    let limited = ScimClient::bearer(
+        &api_key(
+            admin,
+            &principal,
+            json!({"@type": "Disable", "permissions": {"unlimitedRequests": true}}),
+        )
+        .await,
+    );
+    let mut refused = None;
+    for _ in 0..6 {
+        let reply = limited.get("/Users?count=1").await;
+        if reply.status == 429 {
+            refused = Some(reply);
+            break;
+        }
+        reply.assert_status(200);
+    }
+    let refused = refused.expect("SCIM-14: never rate limited");
+    refused.assert_error(429, None);
+    assert!(
+        refused.header("retry-after").is_some(),
+        "SCIM-14: Retry-After"
+    );
+    scim.client.get("/Users?count=1").await.assert_status(200);
+
+    admin
+        .registry_update_setting(
+            structs::Http {
+                rate_limit_authenticated: None,
+                ..Default::default()
+            },
+            &[Property::RateLimitAuthenticated],
+        )
+        .await;
+    admin.reload_settings().await;
+}
diff --git a/tests/src/scim/mod.rs b/tests/src/scim/mod.rs
index 886021b..d469aad 100644
--- a/tests/src/scim/mod.rs
+++ b/tests/src/scim/mod.rs
@@ -451,3 +451,50 @@ pub async fn scim_oidc_tests() {
     let scim = ScimTest::new(&test).await;
     oidc::test(&test, &scim).await;
 }
+
+/// Acceptance test 31 (compat): on a copy of INBUXA's data, the SCIM
+/// fields read back as observed 1: no domain open to SCIM, and no account
+/// with an `externalId`. Run with `INBUXA_COMPAT_ADMIN` (`name:password`),
+/// `NO_INSERT=1`, and the store's `TMPDIR`/`STORE` pointing at the copy.
+#[ignore]
+#[tokio::test(flavor = "multi_thread")]
+pub async fn scim_compat() {
+    let admin = std::env::var("INBUXA_COMPAT_ADMIN").expect("INBUXA_COMPAT_ADMIN");
+    assert!(std::env::var("NO_INSERT").is_ok(), "NO_INSERT must be set");
+    let _test = crate::utils::server::TestServerBuilder::new("scim_compat")
+        .await
+        .with_default_listeners()
+        .await
+        .build_with_opts(false)
+        .await;
+    let (name, secret) = admin.split_once(':').expect("name:password");
+    let admin = Account::new(
+        Box::leak(name.to_string().into_boxed_str()),
+        Box::leak(secret.to_string().into_boxed_str()),
+        &[],
+        "Compat admin",
+        Id::from(u32::MAX),
+    );
+    let domains = admin
+        .jmap_method_call("x:Domain/get", json!({"ids": null}))
+        .await;
+    for domain in domains.list() {
+        assert_eq!(
+            domain["allowScimProvisioning"],
+            json!(false),
+            "observed 1: {}",
+            domain["name"]
+        );
+    }
+    let accounts = admin
+        .jmap_method_call("x:Account/get", json!({"ids": null}))
+        .await;
+    assert!(!accounts.list().is_empty(), "the copy has accounts");
+    for account in accounts.list() {
+        assert!(
+            account["externalId"].is_null(),
+            "observed 1: {}",
+            account["name"]
+        );
+    }
+}