diff --git a/src/registry.rs b/src/registry.rs
index 4240203390..fc42181ce7 100644
--- a/src/registry.rs
+++ b/src/registry.rs
@@ -367,10 +367,10 @@ ruff_macros::define_rule_mapping!(
     DTZ011 => rules::flake8_datetimez::rules::CallDateToday,
     DTZ012 => rules::flake8_datetimez::rules::CallDateFromtimestamp,
     // pygrep-hooks
-    PGH001 => violations::NoEval,
-    PGH002 => violations::DeprecatedLogWarn,
-    PGH003 => violations::BlanketTypeIgnore,
-    PGH004 => violations::BlanketNOQA,
+    PGH001 => rules::pygrep_hooks::rules::NoEval,
+    PGH002 => rules::pygrep_hooks::rules::DeprecatedLogWarn,
+    PGH003 => rules::pygrep_hooks::rules::BlanketTypeIgnore,
+    PGH004 => rules::pygrep_hooks::rules::BlanketNOQA,
     // pandas-vet
     PD002 => rules::pandas_vet::rules::UseOfInplaceArgument,
     PD003 => rules::pandas_vet::rules::UseOfDotIsNull,
diff --git a/src/rules/pygrep_hooks/rules/blanket_noqa.rs b/src/rules/pygrep_hooks/rules/blanket_noqa.rs
index f145af6121..6c9bc98527 100644
--- a/src/rules/pygrep_hooks/rules/blanket_noqa.rs
+++ b/src/rules/pygrep_hooks/rules/blanket_noqa.rs
@@ -1,10 +1,22 @@
+use crate::define_violation;
+use crate::violation::Violation;
 use once_cell::sync::Lazy;
 use regex::Regex;
+use ruff_macros::derive_message_formats;
 use rustpython_ast::Location;
 
 use crate::ast::types::Range;
 use crate::registry::Diagnostic;
-use crate::violations;
+
+define_violation!(
+    pub struct BlanketNOQA;
+);
+impl Violation for BlanketNOQA {
+    #[derive_message_formats]
+    fn message(&self) -> String {
+        format!("Use specific rule codes when using `noqa`")
+    }
+}
 
 static BLANKET_NOQA_REGEX: Lazy<Regex> =
     Lazy::new(|| Regex::new(r"(?i)# noqa($|\s|:[^ ])").unwrap());
@@ -13,7 +25,7 @@ static BLANKET_NOQA_REGEX: Lazy<Regex> =
 pub fn blanket_noqa(lineno: usize, line: &str) -> Option<Diagnostic> {
     BLANKET_NOQA_REGEX.find(line).map(|m| {
         Diagnostic::new(
-            violations::BlanketNOQA,
+            BlanketNOQA,
             Range::new(
                 Location::new(lineno + 1, m.start()),
                 Location::new(lineno + 1, m.end()),
diff --git a/src/rules/pygrep_hooks/rules/blanket_type_ignore.rs b/src/rules/pygrep_hooks/rules/blanket_type_ignore.rs
index 06c1623de4..c8dbec0a48 100644
--- a/src/rules/pygrep_hooks/rules/blanket_type_ignore.rs
+++ b/src/rules/pygrep_hooks/rules/blanket_type_ignore.rs
@@ -1,10 +1,22 @@
+use crate::define_violation;
+use crate::violation::Violation;
 use once_cell::sync::Lazy;
 use regex::Regex;
+use ruff_macros::derive_message_formats;
 use rustpython_ast::Location;
 
 use crate::ast::types::Range;
 use crate::registry::Diagnostic;
-use crate::violations;
+
+define_violation!(
+    pub struct BlanketTypeIgnore;
+);
+impl Violation for BlanketTypeIgnore {
+    #[derive_message_formats]
+    fn message(&self) -> String {
+        format!("Use specific rule codes when ignoring type issues")
+    }
+}
 
 static BLANKET_TYPE_IGNORE_REGEX: Lazy<Regex> =
     Lazy::new(|| Regex::new(r"# type:? *ignore($|\s)").unwrap());
@@ -13,7 +25,7 @@ static BLANKET_TYPE_IGNORE_REGEX: Lazy<Regex> =
 pub fn blanket_type_ignore(lineno: usize, line: &str) -> Option<Diagnostic> {
     BLANKET_TYPE_IGNORE_REGEX.find(line).map(|m| {
         Diagnostic::new(
-            violations::BlanketTypeIgnore,
+            BlanketTypeIgnore,
             Range::new(
                 Location::new(lineno + 1, m.start()),
                 Location::new(lineno + 1, m.end()),
diff --git a/src/rules/pygrep_hooks/rules/deprecated_log_warn.rs b/src/rules/pygrep_hooks/rules/deprecated_log_warn.rs
index cd41024029..f651fe4b5f 100644
--- a/src/rules/pygrep_hooks/rules/deprecated_log_warn.rs
+++ b/src/rules/pygrep_hooks/rules/deprecated_log_warn.rs
@@ -1,9 +1,21 @@
+use crate::define_violation;
+use crate::violation::Violation;
+use ruff_macros::derive_message_formats;
 use rustpython_ast::Expr;
 
 use crate::ast::types::Range;
 use crate::checkers::ast::Checker;
 use crate::registry::Diagnostic;
-use crate::violations;
+
+define_violation!(
+    pub struct DeprecatedLogWarn;
+);
+impl Violation for DeprecatedLogWarn {
+    #[derive_message_formats]
+    fn message(&self) -> String {
+        format!("`warn` is deprecated in favor of `warning`")
+    }
+}
 
 /// PGH002 - deprecated use of logging.warn
 pub fn deprecated_log_warn(checker: &mut Checker, func: &Expr) {
@@ -11,7 +23,7 @@ pub fn deprecated_log_warn(checker: &mut Checker, func: &Expr) {
         call_path.as_slice() == ["logging", "warn"]
     }) {
         checker.diagnostics.push(Diagnostic::new(
-            violations::DeprecatedLogWarn,
+            DeprecatedLogWarn,
             Range::from_located(func),
         ));
     }
diff --git a/src/rules/pygrep_hooks/rules/mod.rs b/src/rules/pygrep_hooks/rules/mod.rs
index 744c2cbe91..d1cfb8d298 100644
--- a/src/rules/pygrep_hooks/rules/mod.rs
+++ b/src/rules/pygrep_hooks/rules/mod.rs
@@ -1,7 +1,7 @@
-pub use blanket_noqa::blanket_noqa;
-pub use blanket_type_ignore::blanket_type_ignore;
-pub use deprecated_log_warn::deprecated_log_warn;
-pub use no_eval::no_eval;
+pub use blanket_noqa::{blanket_noqa, BlanketNOQA};
+pub use blanket_type_ignore::{blanket_type_ignore, BlanketTypeIgnore};
+pub use deprecated_log_warn::{deprecated_log_warn, DeprecatedLogWarn};
+pub use no_eval::{no_eval, NoEval};
 
 mod blanket_noqa;
 mod blanket_type_ignore;
diff --git a/src/rules/pygrep_hooks/rules/no_eval.rs b/src/rules/pygrep_hooks/rules/no_eval.rs
index 4b010caf96..26f43353d2 100644
--- a/src/rules/pygrep_hooks/rules/no_eval.rs
+++ b/src/rules/pygrep_hooks/rules/no_eval.rs
@@ -1,10 +1,21 @@
+use crate::define_violation;
+use crate::violation::Violation;
+use ruff_macros::derive_message_formats;
 use rustpython_ast::{Expr, ExprKind};
 
 use crate::ast::types::Range;
 use crate::checkers::ast::Checker;
 use crate::registry::Diagnostic;
-use crate::violations;
 
+define_violation!(
+    pub struct NoEval;
+);
+impl Violation for NoEval {
+    #[derive_message_formats]
+    fn message(&self) -> String {
+        format!("No builtin `eval()` allowed")
+    }
+}
 /// PGH001 - no eval
 pub fn no_eval(checker: &mut Checker, func: &Expr) {
     let ExprKind::Name { id, .. } = &func.node else {
@@ -16,8 +27,7 @@ pub fn no_eval(checker: &mut Checker, func: &Expr) {
     if !checker.is_builtin("eval") {
         return;
     }
-    checker.diagnostics.push(Diagnostic::new(
-        violations::NoEval,
-        Range::from_located(func),
-    ));
+    checker
+        .diagnostics
+        .push(Diagnostic::new(NoEval, Range::from_located(func)));
 }
diff --git a/src/violations.rs b/src/violations.rs
index 1f4dc41ce4..3d307400de 100644
--- a/src/violations.rs
+++ b/src/violations.rs
@@ -52,48 +52,6 @@ impl AlwaysAutofixableViolation for PPrintFound {
     }
 }
 
-// pygrep-hooks
-
-define_violation!(
-    pub struct NoEval;
-);
-impl Violation for NoEval {
-    #[derive_message_formats]
-    fn message(&self) -> String {
-        format!("No builtin `eval()` allowed")
-    }
-}
-
-define_violation!(
-    pub struct DeprecatedLogWarn;
-);
-impl Violation for DeprecatedLogWarn {
-    #[derive_message_formats]
-    fn message(&self) -> String {
-        format!("`warn` is deprecated in favor of `warning`")
-    }
-}
-
-define_violation!(
-    pub struct BlanketTypeIgnore;
-);
-impl Violation for BlanketTypeIgnore {
-    #[derive_message_formats]
-    fn message(&self) -> String {
-        format!("Use specific rule codes when ignoring type issues")
-    }
-}
-
-define_violation!(
-    pub struct BlanketNOQA;
-);
-impl Violation for BlanketNOQA {
-    #[derive_message_formats]
-    fn message(&self) -> String {
-        format!("Use specific rule codes when using `noqa`")
-    }
-}
-
 // flake8-errmsg
 
 define_violation!(