diff --git a/code/__defines/map.dm b/code/__defines/map.dm
index fce63b9955c..6ae9fd7c6f4 100644
--- a/code/__defines/map.dm
+++ b/code/__defines/map.dm
@@ -7,6 +7,7 @@
 #define MAP_LEVEL_EMPTY			0x020 // Empty Z-levels that may be used for various things (currently used by bluespace jump)
 #define MAP_LEVEL_CONSOLES		0x040 // Z-levels available to various consoles, such as the crew monitor (when that gets coded in). Defaults to station_levels if unset.
 #define MAP_LEVEL_XENOARCH_EXEMPT 0x080	// Z-levels exempt from xenoarch digsite generation.
+#define MAP_LEVEL_PERSIST       0x100   // Z-levels where SSpersistence should persist between rounds
 
 // Misc map defines.
 #define SUBMAP_MAP_EDGE_PAD 8 // Automatically created submaps are forbidden from being this close to the main map's edge.	//VOREStation Edit
\ No newline at end of file
diff --git a/code/controllers/subsystems/persistence.dm b/code/controllers/subsystems/persistence.dm
index 8ea9e0b5829..1667aa83203 100644
--- a/code/controllers/subsystems/persistence.dm
+++ b/code/controllers/subsystems/persistence.dm
@@ -32,8 +32,7 @@ SUBSYSTEM_DEF(persistence)
 	if(!A || (A.flags & AREA_FLAG_IS_NOT_PERSISTENT))
 		return
 
-//	if((!T.z in GLOB.using_map.station_levels) || !initialized)
-	if(!(T.z in using_map.station_levels))
+	if(!(T.z in using_map.persist_levels))
 		return
 
 	if(!tracking_values[track_type])
diff --git a/code/modules/food/kitchen/smartfridge/smartfridge.dm b/code/modules/food/kitchen/smartfridge/smartfridge.dm
index 2475d4caef5..f43c9c49317 100644
--- a/code/modules/food/kitchen/smartfridge/smartfridge.dm
+++ b/code/modules/food/kitchen/smartfridge/smartfridge.dm
@@ -32,8 +32,8 @@
 	icon_base = "fridge_sci"
 	icon_contents = "chem"
 
-/obj/machinery/smartfridge/New()
-	..()
+/obj/machinery/smartfridge/Initialize()
+	. = ..()
 	if(persistent)
 		SSpersistence.track_value(src, persistent)
 	if(is_secure)
diff --git a/maps/~map_system/maps.dm b/maps/~map_system/maps.dm
index 07c72230261..b7a320a6bd7 100644
--- a/maps/~map_system/maps.dm
+++ b/maps/~map_system/maps.dm
@@ -33,6 +33,7 @@ var/list/all_maps = list()
 	var/static/list/player_levels = list()  // Z-levels a character can typically reach
 	var/static/list/sealed_levels = list()  // Z-levels that don't allow random transit at edge
 	var/static/list/xenoarch_exempt_levels = list()	//Z-levels exempt from xenoarch finds and digsites spawning.
+	var/static/list/persist_levels = list() // Z-levels where SSpersistence should persist between rounds. Defaults to station_levels if unset.
 	var/static/list/empty_levels = null     // Empty Z-levels that may be used for various things (currently used by bluespace jump)
 	// End Static Lists
 
@@ -135,8 +136,10 @@ var/list/all_maps = list()
 	if(zlevel_datum_type)
 		for(var/type in subtypesof(zlevel_datum_type))
 			new type(src)
-	if(!map_levels)
+	if(!map_levels?.len)
 		map_levels = station_levels.Copy()
+	if(!persist_levels?.len)
+		persist_levels = station_levels.Copy()
 	if(!allowed_jobs || !allowed_jobs.len)
 		allowed_jobs = subtypesof(/datum/job)
 	if(default_skybox) //Type was specified
@@ -295,6 +298,7 @@ var/list/all_maps = list()
 	if(flags & MAP_LEVEL_PLAYER) map.player_levels += z
 	if(flags & MAP_LEVEL_SEALED) map.sealed_levels += z
 	if(flags & MAP_LEVEL_XENOARCH_EXEMPT) map.xenoarch_exempt_levels += z
+	if(flags & MAP_LEVEL_PERSIST) map.persist_levels += z
 	if(flags & MAP_LEVEL_EMPTY)
 		if(!map.empty_levels) map.empty_levels = list()
 		map.empty_levels += z