diff --git a/mods/ts/maps/fields-of-green/map.yaml b/mods/ts/maps/fields-of-green/map.yaml
index ab5fd1de1d..fd02cb7a15 100644
--- a/mods/ts/maps/fields-of-green/map.yaml
+++ b/mods/ts/maps/fields-of-green/map.yaml
@@ -1419,49 +1419,4 @@ Actors:
 		Owner: Neutral
 		Location: 45,6
 
-Rules:
-	Player:
-		-ConquestVictoryConditions:
-	World:
-		-CrateSpawner:
-		-StartGameNotification:
-		-SpawnMPUnits:
-		-MPStartLocations:
-		LuaScript:
-			Scripts: fields-of-green.lua
-		ResourceType@Tiberium:
-			ValuePerUnit: 0
-		MusicPlaylist:
-			BackgroundMusic: intro
-			DisableWorldSounds: true
-		GlobalLightingPaletteEffect:
-			Blue: 0.7
-			Ambient: 0.7
-	^ExistsInWorld:
-		GivesExperience:
-			ActorExperienceModifier: 0
-	HARV:
-		-Targetable:
-	GALITE:
-		-Targetable:
-	APC:
-		Cargo:
-			InitialUnits: e1, e1, e2, e2, medic
-	GACTWR:
-		DamageMultiplier@UNKILLABLE:
-			RequiresCondition: unkillable
-			Modifier: 0
-		ExternalCondition@UNKILLABLE:
-			Condition: unkillable
-	NAOBEL:
-		DamageMultiplier@UNKILLABLE:
-			RequiresCondition: unkillable
-			Modifier: 0
-		ExternalCondition@UNKILLABLE:
-			Condition: unkillable
-	NALASR:
-		DamageMultiplier@UNKILLABLE:
-			RequiresCondition: unkillable
-			Modifier: 0
-		ExternalCondition@UNKILLABLE:
-			Condition: unkillable
+Rules: rules.yaml
\ No newline at end of file
diff --git a/mods/ts/maps/fields-of-green/rules.yaml b/mods/ts/maps/fields-of-green/rules.yaml
new file mode 100644
index 0000000000..205c0d3dc6
--- /dev/null
+++ b/mods/ts/maps/fields-of-green/rules.yaml
@@ -0,0 +1,46 @@
+Player:
+	-ConquestVictoryConditions:
+
+World:
+	-CrateSpawner:
+	-StartGameNotification:
+	-SpawnMPUnits:
+	-MPStartLocations:
+	LuaScript:
+		Scripts: fields-of-green.lua
+	ResourceType@Tiberium:
+		ValuePerUnit: 0
+	MusicPlaylist:
+		BackgroundMusic: intro
+		DisableWorldSounds: true
+	GlobalLightingPaletteEffect:
+		Blue: 0.7
+		Ambient: 0.7
+
+^ExistsInWorld:
+	GivesExperience:
+		ActorExperienceModifier: 0
+
+HARV:
+	-Targetable:
+
+GALITE:
+	-Targetable:
+
+APC:
+	Cargo:
+		InitialUnits: e1, e1, e2, e2, medic
+
+^Building:
+	DamageMultiplier@UNKILLABLE:
+		RequiresCondition: unkillable
+		Modifier: 0
+	ExternalCondition@UNKILLABLE:
+		Condition: unkillable
+
+^Wall:
+	DamageMultiplier@UNKILLABLE:
+		RequiresCondition: unkillable
+		Modifier: 0
+	ExternalCondition@UNKILLABLE:
+		Condition: unkillable