diff --git a/src/data/automation.ts b/src/data/automation.ts
index a2ff8e2654..cf4ce18ebf 100644
--- a/src/data/automation.ts
+++ b/src/data/automation.ts
@@ -120,7 +120,7 @@ export type Trigger =
   | DeviceTrigger;
 
 export interface LogicalCondition {
-  condition: "and" | "or";
+  condition: "and" | "not" | "or";
   conditions: Condition[];
 }
 
diff --git a/src/panels/config/automation/condition/ha-automation-condition-editor.ts b/src/panels/config/automation/condition/ha-automation-condition-editor.ts
index 506b7bb8c8..242f5b2085 100644
--- a/src/panels/config/automation/condition/ha-automation-condition-editor.ts
+++ b/src/panels/config/automation/condition/ha-automation-condition-editor.ts
@@ -11,6 +11,7 @@ import type { HomeAssistant } from "../../../../types";
 import "../../../../components/ha-yaml-editor";
 import "./types/ha-automation-condition-and";
 import "./types/ha-automation-condition-device";
+import "./types/ha-automation-condition-not";
 import "./types/ha-automation-condition-numeric_state";
 import "./types/ha-automation-condition-or";
 import "./types/ha-automation-condition-state";
@@ -23,6 +24,7 @@ const OPTIONS = [
   "device",
   "and",
   "or",
+  "not",
   "state",
   "numeric_state",
   "sun",
diff --git a/src/panels/config/automation/condition/types/ha-automation-condition-not.ts b/src/panels/config/automation/condition/types/ha-automation-condition-not.ts
new file mode 100644
index 0000000000..586346765e
--- /dev/null
+++ b/src/panels/config/automation/condition/types/ha-automation-condition-not.ts
@@ -0,0 +1,11 @@
+import { customElement } from "lit-element";
+import { HaLogicalCondition } from "./ha-automation-condition-logical";
+
+@customElement("ha-automation-condition-not")
+export class HaNotCondition extends HaLogicalCondition {}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    "ha-automation-condition-not": HaNotCondition;
+  }
+}
diff --git a/src/translations/en.json b/src/translations/en.json
index 883374aea1..2326c6bcd8 100755
--- a/src/translations/en.json
+++ b/src/translations/en.json
@@ -868,6 +868,9 @@
                     "for": "Duration"
                   }
                 },
+                "not": {
+                  "label": "Not"
+                },
                 "numeric_state": {
                   "label": "[%key:ui::panel::config::automation::editor::triggers::type::numeric_state::label%]",
                   "above": "[%key:ui::panel::config::automation::editor::triggers::type::numeric_state::above%]",