diff --git a/src/diag.rs b/src/diag.rs
index e0cae9ac..e9fdd6a8 100644
--- a/src/diag.rs
+++ b/src/diag.rs
@@ -261,9 +261,10 @@ struct NodePrint {
 #[derive(Copy, Clone, Debug, PartialEq, Eq)]
 pub enum DiagnosticCode {
     Advisory(crate::advisories::Code),
-    //Bans(crate::bans::Code),
+    Bans(crate::bans::Code),
     License(crate::licenses::Code),
     Source(crate::sources::Code),
+    General(general::Code),
 }
 
 impl DiagnosticCode {
@@ -271,18 +272,20 @@ impl DiagnosticCode {
         use strum::IntoEnumIterator;
         crate::advisories::Code::iter()
             .map(Self::Advisory)
-            //.chain(crate::bans::Code::iter().map(Self::Bans))
+            .chain(crate::bans::Code::iter().map(Self::Bans))
             .chain(crate::licenses::Code::iter().map(Self::License))
             .chain(crate::sources::Code::iter().map(Self::Source))
+            .chain(general::Code::iter().map(Self::General))
     }
 
     #[inline]
     pub fn as_str(self) -> &'static str {
         match self {
             Self::Advisory(code) => code.into(),
-            //Self::Bans(code) => code.into(),
+            Self::Bans(code) => code.into(),
             Self::License(code) => code.into(),
             Self::Source(code) => code.into(),
+            Self::General(code) => code.into(),
         }
     }
 }
@@ -301,9 +304,10 @@ impl std::str::FromStr for DiagnosticCode {
     fn from_str(s: &str) -> Result<Self, Self::Err> {
         s.parse::<crate::advisories::Code>()
             .map(Self::Advisory)
-            //.or_else(|_err| s.parse::<crate::bans::Code>().map(Self::Bans))
+            .or_else(|_err| s.parse::<crate::bans::Code>().map(Self::Bans))
             .or_else(|_err| s.parse::<crate::licenses::Code>().map(Self::License))
             .or_else(|_err| s.parse::<crate::sources::Code>().map(Self::Source))
+            .or_else(|_err| s.parse::<general::Code>().map(Self::General))
     }
 }
 
@@ -319,5 +323,7 @@ mod test {
                 panic!("existing code '{code}'");
             }
         }
+
+        insta::assert_debug_snapshot!(unique);
     }
 }
diff --git a/src/snapshots/cargo_deny__diag__test__codes_unique.snap b/src/snapshots/cargo_deny__diag__test__codes_unique.snap
new file mode 100644
index 00000000..54be5a0f
--- /dev/null
+++ b/src/snapshots/cargo_deny__diag__test__codes_unique.snap
@@ -0,0 +1,62 @@
+---
+source: src/diag.rs
+expression: unique
+---
+{
+    "accepted",
+    "advisory-ignored",
+    "advisory-not-detected",
+    "allowed",
+    "allowed-by-organization",
+    "allowed-by-wrapper",
+    "allowed-source",
+    "banned",
+    "build-script-not-allowed",
+    "checksum-match",
+    "checksum-mismatch",
+    "default-feature-enabled",
+    "denied-by-extension",
+    "deprecated",
+    "detected-executable",
+    "detected-executable-script",
+    "duplicate",
+    "exact-features-mismatch",
+    "feature-banned",
+    "feature-not-explicitly-allowed",
+    "features-enabled",
+    "git-source-underspecified",
+    "index-cache-load-failure",
+    "index-failure",
+    "license-exception-not-encountered",
+    "license-not-encountered",
+    "missing-clarification-file",
+    "not-allowed",
+    "notice",
+    "path-bypassed",
+    "path-bypassed-by-glob",
+    "rejected",
+    "skipped",
+    "skipped-by-root",
+    "skipped-private-workspace-crate",
+    "source-not-allowed",
+    "unable-to-check-path",
+    "unknown-advisory",
+    "unknown-feature",
+    "unlicensed",
+    "unmaintained",
+    "unmatched-bypass",
+    "unmatched-glob",
+    "unmatched-organization",
+    "unmatched-path-bypass",
+    "unmatched-skip",
+    "unmatched-skip-root",
+    "unmatched-source",
+    "unmatched-wrapper",
+    "unsound",
+    "unused-wrapper",
+    "vulnerability",
+    "wildcard",
+    "yanked",
+    "yanked-ignored",
+    "yanked-not-detected",
+}