diff --git a/code/__DEFINES/traits/declarations.dm b/code/__DEFINES/traits/declarations.dm
index 21c239c59b9..7a20d3ea4c9 100644
--- a/code/__DEFINES/traits/declarations.dm
+++ b/code/__DEFINES/traits/declarations.dm
@@ -1377,6 +1377,9 @@ Remember to update _globalvars/traits.dm if you're adding/removing/renaming trai
 ///Trait given to mobs that can dig
 #define TRAIT_MOB_CAN_DIG "mob_can_dig"
 
+/// This atom has a tether attached to it
+#define TRAIT_TETHER_ATTACHED "tether_attached"
+
 /**
  *
  * This trait is used in some interactions very high in the interaction chain to allow
diff --git a/code/_globalvars/traits/_traits.dm b/code/_globalvars/traits/_traits.dm
index f5d79447f56..fb53fc6cad0 100644
--- a/code/_globalvars/traits/_traits.dm
+++ b/code/_globalvars/traits/_traits.dm
@@ -34,6 +34,7 @@ GLOBAL_LIST_INIT(traits_by_type, list(
 		"TRAIT_STICKERED" = TRAIT_STICKERED,
 		"TRAIT_UNHITTABLE_BY_PROJECTILES" = TRAIT_UNHITTABLE_BY_PROJECTILES,
 		"TRAIT_UNLINKABLE_FISHING_SPOT" = TRAIT_UNLINKABLE_FISHING_SPOT,
+		"TRAIT_TETHER_ATTACHED" = TRAIT_TETHER_ATTACHED,
 	),
 	/atom/movable = list(
 		"TRAIT_ACTIVE_STORAGE" = TRAIT_ACTIVE_STORAGE,
diff --git a/code/datums/components/tether.dm b/code/datums/components/tether.dm
index b9eb40647ac..ba11306cd89 100644
--- a/code/datums/components/tether.dm
+++ b/code/datums/components/tether.dm
@@ -15,8 +15,13 @@
 	var/datum/beam/tether_beam
 	/// Tether module if we were created by one
 	var/obj/item/mod/module/tether/parent_module
+	/// Source, if any, for TRAIT_TETHER_ATTACHED we add
+	var/tether_trait_source
+	/// If TRUE, only add TRAIT_TETHER_ATTACHED to our parent
+	var/no_target_trait
 
-/datum/component/tether/Initialize(atom/tether_target, max_dist = 7, tether_name, atom/embed_target = null, start_distance = null, parent_module = null)
+/datum/component/tether/Initialize(atom/tether_target, max_dist = 7, tether_name, atom/embed_target = null, start_distance = null, \
+	parent_module = null, tether_trait_source = null, no_target_trait = FALSE)
 	if(!ismovable(parent) || !istype(tether_target) || !tether_target.loc)
 		return COMPONENT_INCOMPATIBLE
 
@@ -24,6 +29,8 @@
 	src.embed_target = embed_target
 	src.max_dist = max_dist
 	src.parent_module = parent_module
+	src.tether_trait_source = tether_trait_source
+	src.no_target_trait = no_target_trait
 	cur_dist = max_dist
 	if (start_distance != null)
 		cur_dist = start_distance
@@ -34,6 +41,10 @@
 		src.tether_name = initial(tmp.name)
 	else
 		src.tether_name = tether_name
+	if (!isnull(tether_trait_source))
+		ADD_TRAIT(parent, TRAIT_TETHER_ATTACHED, tether_trait_source)
+		if (!no_target_trait)
+			ADD_TRAIT(tether_target, TRAIT_TETHER_ATTACHED, tether_trait_source)
 
 /datum/component/tether/RegisterWithParent()
 	RegisterSignal(parent, COMSIG_MOVABLE_PRE_MOVE, PROC_REF(check_tether))
@@ -54,8 +65,12 @@
 
 /datum/component/tether/UnregisterFromParent()
 	UnregisterSignal(parent, list(COMSIG_MOVABLE_PRE_MOVE, COMSIG_MOVABLE_MOVED))
+	if (!isnull(tether_trait_source))
+		REMOVE_TRAIT(parent, TRAIT_TETHER_ATTACHED, tether_trait_source)
 	if (!QDELETED(tether_target))
 		UnregisterSignal(tether_target, list(COMSIG_MOVABLE_PRE_MOVE, COMSIG_MOVABLE_MOVED, COMSIG_QDELETING))
+		if (!isnull(tether_trait_source) && !no_target_trait)
+			REMOVE_TRAIT(tether_target, TRAIT_TETHER_ATTACHED, tether_trait_source)
 	if (!QDELETED(tether_beam))
 		UnregisterSignal(tether_beam.visuals, list(COMSIG_CLICK, COMSIG_QDELETING))
 		qdel(tether_beam)
@@ -143,12 +158,23 @@
 	INVOKE_ASYNC(src, PROC_REF(process_beam_click), source, location, params, user)
 
 /datum/component/tether/proc/process_beam_click(atom/source, atom/location, params, mob/user)
-	if (!location.can_interact(user))
+	var/turf/nearest_turf
+	for (var/turf/line_turf in get_line(get_turf(parent), get_turf(tether_target)))
+		if (user.CanReach(line_turf))
+			nearest_turf = line_turf
+			break
+
+	if (isnull(nearest_turf))
 		return
+
+	if (!user.can_perform_action(nearest_turf))
+		nearest_turf.balloon_alert(user, "cannot reach!")
+		return
+
 	var/list/modifiers = params2list(params)
 	if(LAZYACCESS(modifiers, CTRL_CLICK))
 		location.balloon_alert(user, "cutting the tether...")
-		if (!do_after(user, 1 SECONDS, user))
+		if (!do_after(user, 2 SECONDS, user))
 			return
 
 		qdel(src)
diff --git a/code/modules/mod/modules/modules_engineering.dm b/code/modules/mod/modules/modules_engineering.dm
index abe09594500..ea12a61e5b4 100644
--- a/code/modules/mod/modules/modules_engineering.dm
+++ b/code/modules/mod/modules/modules_engineering.dm
@@ -91,6 +91,13 @@
 	cooldown_time = 1.5 SECONDS
 	required_slots = list(ITEM_SLOT_GLOVES)
 
+/obj/item/mod/module/tether/used()
+	if(HAS_TRAIT_FROM(mod.wearer, TRAIT_TETHER_ATTACHED, REF(src)))
+		balloon_alert(mod.wearer, "already tethered!")
+		playsound(src, 'sound/items/weapons/gun/general/dry_fire.ogg', 25, TRUE)
+		return FALSE
+	return ..()
+
 /obj/item/mod/module/tether/on_select_use(atom/target)
 	. = ..()
 	if(!.)
@@ -139,7 +146,10 @@
 /obj/projectile/tether/proc/on_embedded(datum/source, obj/item/payload, atom/hit)
 	SIGNAL_HANDLER
 
-	firer.AddComponent(/datum/component/tether, hit, 7, "MODtether", payload, parent_module = parent_module)
+	if (HAS_TRAIT_FROM(hit, TRAIT_TETHER_ATTACHED, REF(parent_module)))
+		return
+
+	firer.AddComponent(/datum/component/tether, hit, 7, "MODtether", payload, parent_module = parent_module, tether_trait_source = REF(parent_module))
 
 /obj/projectile/tether/Moved(atom/old_loc, movement_dir, forced, list/old_locs, momentum_change)
 	. = ..()
@@ -161,7 +171,12 @@
 		return
 
 	if (istype(target, /obj/item/tether_anchor) || isstructure(target) || ismachinery(target))
-		firer.AddComponent(/datum/component/tether, target, 7, "MODtether", parent_module = parent_module)
+		if(HAS_TRAIT_FROM(target, TRAIT_TETHER_ATTACHED, REF(parent_module)))
+			return
+		var/avoid_target_trait = FALSE
+		if (istype(target, /obj/item/tether_anchor))
+			avoid_target_trait = TRUE
+		firer.AddComponent(/datum/component/tether, target, 7, "MODtether", parent_module = parent_module, tether_trait_source = REF(parent_module), no_target_trait = avoid_target_trait)
 		return
 
 	var/hitx = impact_x
@@ -182,7 +197,7 @@
 	anchor.pixel_x = hitx
 	anchor.pixel_y = hity
 	anchor.anchored = TRUE
-	firer.AddComponent(/datum/component/tether, anchor, 7, "MODtether", parent_module = parent_module)
+	firer.AddComponent(/datum/component/tether, anchor, 7, "MODtether", parent_module = parent_module, tether_trait_source = REF(parent_module))
 
 /obj/projectile/tether/Destroy()
 	QDEL_NULL(line)
@@ -210,8 +225,12 @@
 	if (!can_interact(user) || !user.CanReach(src) || !isturf(loc))
 		return SECONDARY_ATTACK_CANCEL_ATTACK_CHAIN
 
+	if(HAS_TRAIT_FROM(user, TRAIT_TETHER_ATTACHED, REF(src)))
+		balloon_alert(user, "already tethered!")
+		return
+
 	balloon_alert(user, "attached tether")
-	user.AddComponent(/datum/component/tether, src, 7, "tether")
+	user.AddComponent(/datum/component/tether, src, 7, "tether", tether_trait_source = REF(src))
 	return SECONDARY_ATTACK_CANCEL_ATTACK_CHAIN
 
 /obj/item/tether_anchor/mouse_drop_receive(atom/target, mob/user, params)
@@ -221,9 +240,13 @@
 	if (!isliving(target) || !target.CanReach(src))
 		return
 
+	if(HAS_TRAIT_FROM(target, TRAIT_TETHER_ATTACHED, REF(src)))
+		balloon_alert(user, "already tethered!")
+		return
+
 	if (target == user)
 		balloon_alert(user, "attached tether")
-		user.AddComponent(/datum/component/tether, src, 7, "tether")
+		user.AddComponent(/datum/component/tether, src, 7, "tether", tether_trait_source = REF(src), no_target_trait = TRUE)
 		return
 
 	balloon_alert(user, "attaching tether...")
@@ -231,9 +254,13 @@
 	if (!do_after(user, 5 SECONDS, target))
 		return
 
+	if(HAS_TRAIT_FROM(target, TRAIT_TETHER_ATTACHED, REF(src)))
+		balloon_alert(user, "already tethered!")
+		return
+
 	balloon_alert(user, "attached tether")
 	to_chat(target, span_userdanger("[user] attaches a tether to you!"))
-	target.AddComponent(/datum/component/tether, src, 7, "tether")
+	target.AddComponent(/datum/component/tether, src, 7, "tether", tether_trait_source = REF(src), no_target_trait = TRUE)
 
 /datum/embed_data/tether_projectile
 	embed_chance = 65 //spiky
diff --git a/icons/obj/clothing/modsuit/mod_modules.dmi b/icons/obj/clothing/modsuit/mod_modules.dmi
index 9811af0b548..f91f9f0b9dc 100644
Binary files a/icons/obj/clothing/modsuit/mod_modules.dmi and b/icons/obj/clothing/modsuit/mod_modules.dmi differ