diff --git a/.buildkite/scripts/pipelines/pull_request/pipeline.ts b/.buildkite/scripts/pipelines/pull_request/pipeline.ts
index 3c404083174b1..5de09ff5d811e 100644
--- a/.buildkite/scripts/pipelines/pull_request/pipeline.ts
+++ b/.buildkite/scripts/pipelines/pull_request/pipeline.ts
@@ -294,7 +294,7 @@ const getPipeline = (filename: string, removeSteps = true) => {
         /^packages\/kbn-grouping/,
         /^packages\/kbn-resizable-layout/,
         /^packages\/kbn-rison/,
-        /^packages\/kbn-rule-data-utils/,
+        /^src\/platform\/packages\/shared\/kbn-rule-data-utils/,
         /^packages\/kbn-safer-lodash-set/,
         /^packages\/kbn-search-types/,
         /^packages\/kbn-securitysolution-.*/,
diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 4e1cb694a66cf..9a539fcd9dc31 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -457,7 +457,6 @@ packages/kbn-rison @elastic/kibana-operations
 packages/kbn-router-to-openapispec @elastic/kibana-core
 packages/kbn-router-utils @elastic/obs-ux-logs-team
 packages/kbn-rrule @elastic/response-ops
-packages/kbn-rule-data-utils @elastic/security-detections-response @elastic/response-ops @elastic/obs-ux-management-team
 packages/kbn-safer-lodash-set @elastic/kibana-security
 packages/kbn-saved-objects-settings @elastic/appex-sharedux
 packages/kbn-saved-search-component @elastic/obs-ux-logs-team
@@ -626,6 +625,7 @@ src/platform/packages/shared/kbn-esql-ast @elastic/kibana-esql
 src/platform/packages/shared/kbn-esql-utils @elastic/kibana-esql
 src/platform/packages/shared/kbn-esql-validation-autocomplete @elastic/kibana-esql
 src/platform/packages/shared/kbn-osquery-io-ts-types @elastic/security-asset-management
+src/platform/packages/shared/kbn-rule-data-utils @elastic/security-detections-response @elastic/response-ops @elastic/obs-ux-management-team
 src/platform/plugins/shared/esql @elastic/kibana-esql
 src/platform/plugins/shared/esql_datagrid @elastic/kibana-esql
 src/plugins/advanced_settings @elastic/appex-sharedux @elastic/kibana-management
diff --git a/package.json b/package.json
index 47f098d33f40d..c5396556a5de6 100644
--- a/package.json
+++ b/package.json
@@ -770,7 +770,7 @@
     "@kbn/router-utils": "link:packages/kbn-router-utils",
     "@kbn/routing-example-plugin": "link:examples/routing_example",
     "@kbn/rrule": "link:packages/kbn-rrule",
-    "@kbn/rule-data-utils": "link:packages/kbn-rule-data-utils",
+    "@kbn/rule-data-utils": "link:src/platform/packages/shared/kbn-rule-data-utils",
     "@kbn/rule-registry-plugin": "link:x-pack/plugins/rule_registry",
     "@kbn/runtime-fields-plugin": "link:x-pack/plugins/runtime_fields",
     "@kbn/safer-lodash-set": "link:packages/kbn-safer-lodash-set",
diff --git a/packages/kbn-rule-data-utils/index.ts b/src/platform/packages/shared/kbn-rule-data-utils/index.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/index.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/index.ts
diff --git a/packages/kbn-rule-data-utils/jest.config.js b/src/platform/packages/shared/kbn-rule-data-utils/jest.config.js
similarity index 83%
rename from packages/kbn-rule-data-utils/jest.config.js
rename to src/platform/packages/shared/kbn-rule-data-utils/jest.config.js
index fd0feabd9f0ad..c8cb6a4bbec63 100644
--- a/packages/kbn-rule-data-utils/jest.config.js
+++ b/src/platform/packages/shared/kbn-rule-data-utils/jest.config.js
@@ -9,6 +9,6 @@
 
 module.exports = {
   preset: '@kbn/test',
-  rootDir: '../..',
-  roots: ['<rootDir>/packages/kbn-rule-data-utils'],
+  rootDir: '../../../../..',
+  roots: ['<rootDir>/src/platform/packages/shared/kbn-rule-data-utils'],
 };
diff --git a/packages/kbn-rule-data-utils/kibana.jsonc b/src/platform/packages/shared/kbn-rule-data-utils/kibana.jsonc
similarity index 100%
rename from packages/kbn-rule-data-utils/kibana.jsonc
rename to src/platform/packages/shared/kbn-rule-data-utils/kibana.jsonc
diff --git a/packages/kbn-rule-data-utils/package.json b/src/platform/packages/shared/kbn-rule-data-utils/package.json
similarity index 100%
rename from packages/kbn-rule-data-utils/package.json
rename to src/platform/packages/shared/kbn-rule-data-utils/package.json
diff --git a/packages/kbn-rule-data-utils/src/alerts_as_data_cases.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_cases.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/alerts_as_data_cases.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_cases.ts
diff --git a/packages/kbn-rule-data-utils/src/alerts_as_data_rbac.test.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_rbac.test.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/alerts_as_data_rbac.test.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_rbac.test.ts
diff --git a/packages/kbn-rule-data-utils/src/alerts_as_data_rbac.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_rbac.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/alerts_as_data_rbac.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_rbac.ts
diff --git a/packages/kbn-rule-data-utils/src/alerts_as_data_severity.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_severity.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/alerts_as_data_severity.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_severity.ts
diff --git a/packages/kbn-rule-data-utils/src/alerts_as_data_status.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_status.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/alerts_as_data_status.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/alerts_as_data_status.ts
diff --git a/packages/kbn-rule-data-utils/src/default_alerts_as_data.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/default_alerts_as_data.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/default_alerts_as_data.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/default_alerts_as_data.ts
diff --git a/packages/kbn-rule-data-utils/src/legacy_alerts_as_data.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/legacy_alerts_as_data.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/legacy_alerts_as_data.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/legacy_alerts_as_data.ts
diff --git a/packages/kbn-rule-data-utils/src/routes/stack_rule_paths.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/routes/stack_rule_paths.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/routes/stack_rule_paths.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/routes/stack_rule_paths.ts
diff --git a/packages/kbn-rule-data-utils/src/rule_types/index.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/rule_types/index.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/rule_types/index.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/rule_types/index.ts
diff --git a/packages/kbn-rule-data-utils/src/rule_types/o11y_rules.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/rule_types/o11y_rules.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/rule_types/o11y_rules.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/rule_types/o11y_rules.ts
diff --git a/packages/kbn-rule-data-utils/src/rule_types/stack_rules.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/rule_types/stack_rules.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/rule_types/stack_rules.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/rule_types/stack_rules.ts
diff --git a/packages/kbn-rule-data-utils/src/technical_field_names.ts b/src/platform/packages/shared/kbn-rule-data-utils/src/technical_field_names.ts
similarity index 100%
rename from packages/kbn-rule-data-utils/src/technical_field_names.ts
rename to src/platform/packages/shared/kbn-rule-data-utils/src/technical_field_names.ts
diff --git a/packages/kbn-rule-data-utils/tsconfig.json b/src/platform/packages/shared/kbn-rule-data-utils/tsconfig.json
similarity index 82%
rename from packages/kbn-rule-data-utils/tsconfig.json
rename to src/platform/packages/shared/kbn-rule-data-utils/tsconfig.json
index 77352c4f44209..536c1110ab3e3 100644
--- a/packages/kbn-rule-data-utils/tsconfig.json
+++ b/src/platform/packages/shared/kbn-rule-data-utils/tsconfig.json
@@ -1,5 +1,5 @@
 {
-  "extends": "../../tsconfig.base.json",
+  "extends": "../../../../../tsconfig.base.json",
   "compilerOptions": {
     "outDir": "target/types",
     "types": [
diff --git a/tsconfig.base.json b/tsconfig.base.json
index bc77936f8d3b9..53959b65c7dc5 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -1506,8 +1506,8 @@
       "@kbn/routing-example-plugin/*": ["examples/routing_example/*"],
       "@kbn/rrule": ["packages/kbn-rrule"],
       "@kbn/rrule/*": ["packages/kbn-rrule/*"],
-      "@kbn/rule-data-utils": ["packages/kbn-rule-data-utils"],
-      "@kbn/rule-data-utils/*": ["packages/kbn-rule-data-utils/*"],
+      "@kbn/rule-data-utils": ["src/platform/packages/shared/kbn-rule-data-utils"],
+      "@kbn/rule-data-utils/*": ["src/platform/packages/shared/kbn-rule-data-utils/*"],
       "@kbn/rule-registry-plugin": ["x-pack/plugins/rule_registry"],
       "@kbn/rule-registry-plugin/*": ["x-pack/plugins/rule_registry/*"],
       "@kbn/runtime-fields-plugin": ["x-pack/plugins/runtime_fields"],
diff --git a/yarn.lock b/yarn.lock
index 860efbbc2c5c2..b6d43df6d5037 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6828,7 +6828,7 @@
   version "0.0.0"
   uid ""
 
-"@kbn/rule-data-utils@link:packages/kbn-rule-data-utils":
+"@kbn/rule-data-utils@link:src/platform/packages/shared/kbn-rule-data-utils":
   version "0.0.0"
   uid ""