Pressure plates can be placed on top of fences

src/main/java/xyz/pixelatedw/finalbeta/mixin/PressurePlateTileMixin.java

@@ -0,0 +1,32 @@
+package xyz.pixelatedw.finalbeta.mixin;
+
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import net.minecraft.level.Level;
+import net.minecraft.tile.PressurePlateTile;
+import net.minecraft.tile.Tile;
+
+@Mixin(PressurePlateTile.class)
+public class PressurePlateTileMixin {
+	@Inject(method = "canPlaceAt", at = @At("HEAD"), cancellable = true)
+	public void canPlaceAt(Level level, int x, int y, int z, CallbackInfoReturnable<Boolean> cir) {
+		int tileId = level.getTileId(x, y - 1, z);
+		if (tileId == Tile.FENCE.id) {
+			cir.setReturnValue(true);
+			return;
+		}
+	}
+	
+	@Inject(method = "method_1609", at = @At("HEAD"), cancellable = true)
+	public void canSurviveAt(Level level, int x, int y, int z, int i1, CallbackInfo ci) {
+		int tileId = level.getTileId(x, y - 1, z);
+		if (tileId == Tile.FENCE.id) {
+			ci.cancel();
+			return;
+		}
+	}
+}

src/main/resources/finalbeta.mixins.json

@@ -46,7 +46,8 @@
     "TranslationStorageMixin",
     "RecipeRegistryAccessor",
     "FoodItemMixin",
-    "ItemTypeAccessor"
+    "ItemTypeAccessor",
+    "PressurePlateTileMixin"
   ],
   "injectors": {
     "defaultRequire": -1