diff --git a/common/src/main/scala/net/psforever/objects/Vehicle.scala b/common/src/main/scala/net/psforever/objects/Vehicle.scala
index 1291ca07e..229560e72 100644
--- a/common/src/main/scala/net/psforever/objects/Vehicle.scala
+++ b/common/src/main/scala/net/psforever/objects/Vehicle.scala
@@ -31,7 +31,7 @@ import scala.annotation.tailrec
   * <br>
   * The importance of a vehicle's owner can not be overlooked.
   * The owner is someone who can control who can sit in the vehicle's seats
-  * either through broad categorization or discriminating sleection ("kicking")
+  * either through broad categorization or discriminating selection ("kicking")
   * and who has access to and can allow access to the vehicle's trunk capacity.
   * The driver is the only player that can access a vehicle's saved loadouts through a repair/rearm silo
   * and can procure equipment from the said silo.
@@ -58,7 +58,7 @@ import scala.annotation.tailrec
   * and may also use their lack of visibility to express state.
   * In terms of individual access, each seat can have its current occupant ejected, save for the driver's seat.
   * @see `Vehicle.EquipmentUtilities`
-  * @param vehicleDef the vehicle's definition entry';
+  * @param vehicleDef the vehicle's definition entry;
   *                   stores and unloads pertinent information about the `Vehicle`'s configuration;
   *                   used in the initialization process (`loadVehicleDefinition`)
   */
diff --git a/common/src/main/scala/net/psforever/objects/vehicles/SeatArmorRestriction.scala b/common/src/main/scala/net/psforever/objects/vehicles/SeatArmorRestriction.scala
index 8558b3866..af01fb1e7 100644
--- a/common/src/main/scala/net/psforever/objects/vehicles/SeatArmorRestriction.scala
+++ b/common/src/main/scala/net/psforever/objects/vehicles/SeatArmorRestriction.scala
@@ -4,7 +4,7 @@ package net.psforever.objects.vehicles
 /**
   * An `Enumeration` of exo-suit-based seat access restrictions.<br>
   * <br>
-  * The default value is `NoMax` as that is the most common seat.
+  * The default value is `NoMax` as that is the most common seat type.
   * `NoReinforcedOrMax` is next most common.
   * `MaxOnly` is a rare seat restriction found in pairs on Galaxies and on the large "Ground Transport" vehicles.
   */
diff --git a/common/src/main/scala/net/psforever/objects/vehicles/VehicleControl.scala b/common/src/main/scala/net/psforever/objects/vehicles/VehicleControl.scala
index 0518cfc7d..dc114e68c 100644
--- a/common/src/main/scala/net/psforever/objects/vehicles/VehicleControl.scala
+++ b/common/src/main/scala/net/psforever/objects/vehicles/VehicleControl.scala
@@ -49,8 +49,8 @@ class VehicleControl(vehicle : Vehicle) extends Actor
             }) &&
             (exosuit match {
               case ExoSuitType.MAX => restriction == SeatArmorRestriction.MaxOnly
-              case ExoSuitType.Reinforced => restriction != SeatArmorRestriction.NoReinforcedOrMax
-              case _ => true
+              case ExoSuitType.Reinforced => restriction == SeatArmorRestriction.NoMax
+              case _ => restriction != SeatArmorRestriction.MaxOnly
             })
         ) {
           mountBehavior.apply(Mountable.TryMount(user, seat_num))
diff --git a/common/src/main/scala/net/psforever/packet/game/ObjectCreateDetailedMessage.scala b/common/src/main/scala/net/psforever/packet/game/ObjectCreateDetailedMessage.scala
index 36766fbf1..7bbd21e88 100644
--- a/common/src/main/scala/net/psforever/packet/game/ObjectCreateDetailedMessage.scala
+++ b/common/src/main/scala/net/psforever/packet/game/ObjectCreateDetailedMessage.scala
@@ -71,29 +71,6 @@ object ObjectCreateDetailedMessage extends Marshallable[ObjectCreateDetailedMess
     ObjectCreateDetailedMessage(ObjectCreateBase.streamLen(None, data), objectClass, guid, None, Some(data))
   }
 
-//  /**
-//    * Take the important information of a game piece and transform it into bit data.
-//    * This function is fail-safe because it catches errors involving bad parsing of the object data.
-//    * Generally, the `Exception` messages themselves are not useful here.
-//    * @param objClass the code for the type of object being deconstructed
-//    * @param obj the object data
-//    * @return the bitstream data
-//    * @see ObjectClass.selectDataCodec
-//    */
-//  def encodeData(objClass : Int, obj : ConstructorData, getCodecFunc : (Int) => Codec[ConstructorData.genericPattern]) : BitVector = {
-//    var out = BitVector.empty
-//    try {
-//      val outOpt : Option[BitVector] = getCodecFunc(objClass).encode(Some(obj.asInstanceOf[ConstructorData])).toOption
-//      if(outOpt.isDefined)
-//        out = outOpt.get
-//    }
-//    catch {
-//      case _ : Exception =>
-//        //catch and release, any sort of parse error
-//    }
-//    out
-//  }
-
   implicit val codec : Codec[ObjectCreateDetailedMessage] = ObjectCreateBase.baseCodec.exmap[ObjectCreateDetailedMessage] (
     {
       case _ :: _ :: _ :: _ :: BitVector.empty :: HNil =>
diff --git a/common/src/test/scala/objects/VehicleTest.scala b/common/src/test/scala/objects/VehicleTest.scala
index 1467b4ae6..42a581acf 100644
--- a/common/src/test/scala/objects/VehicleTest.scala
+++ b/common/src/test/scala/objects/VehicleTest.scala
@@ -1,7 +1,7 @@
 // Copyright (c) 2017 PSForever
 package objects
 
-import akka.actor.Props
+import akka.actor.{ActorSystem, Props}
 import net.psforever.objects._
 import net.psforever.objects.definition.{SeatDefinition, VehicleDefinition}
 import net.psforever.objects.serverobject.mount.Mountable
@@ -312,7 +312,7 @@ class VehicleTest extends Specification {
   }
 }
 
-class VehicleControl1Test extends ActorTest {
+class VehicleControlStopMountingTest extends ActorTest {
   "Vehicle Control" should {
     "deactivate and stop handling mount messages" in {
       val player1 = Player(VehicleTest.avatar1)
@@ -333,7 +333,7 @@ class VehicleControl1Test extends ActorTest {
   }
 }
 
-class VehicleControl2Test extends ActorTest {
+class VehicleControlRestartMountingTest extends ActorTest {
   "Vehicle Control" should {
     "reactivate and resume handling mount messages" in {
       val player1 = Player(VehicleTest.avatar1)
@@ -358,6 +358,258 @@ class VehicleControl2Test extends ActorTest {
   }
 }
 
+class VehicleControlAlwaysDismountTest extends ActorTest {
+  "Vehicle Control" should {
+    "always allow dismount messages" in {
+      val player1 = Player(VehicleTest.avatar1)
+      player1.GUID = PlanetSideGUID(1)
+      val player2 = Player(VehicleTest.avatar2)
+      player2.GUID = PlanetSideGUID(2)
+      val vehicle = Vehicle(GlobalDefinitions.two_man_assault_buggy)
+      vehicle.GUID = PlanetSideGUID(3)
+      vehicle.Actor = system.actorOf(Props(classOf[VehicleControl], vehicle), "vehicle-test")
+      vehicle.Actor ! Mountable.TryMount(player1, 0)
+      receiveOne(Duration.create(100, "ms")) //discard
+      vehicle.Actor ! Mountable.TryMount(player2, 1)
+      receiveOne(Duration.create(100, "ms")) //discard
+
+      vehicle.Actor ! Mountable.TryDismount(player2, 1) //player2 requests dismount
+      val reply1 = receiveOne(Duration.create(100, "ms"))
+      assert(reply1.isInstanceOf[Mountable.MountMessages])
+      assert(reply1.asInstanceOf[Mountable.MountMessages].response.isInstanceOf[Mountable.CanDismount]) //player2 dismounts
+      vehicle.Actor ! Vehicle.PrepareForDeletion
+
+      vehicle.Actor ! Mountable.TryDismount(player1, 0) //player1 requests dismount
+      val reply2 = receiveOne(Duration.create(100, "ms"))
+      assert(reply2.isInstanceOf[Mountable.MountMessages])
+      assert(reply2.asInstanceOf[Mountable.MountMessages].response.isInstanceOf[Mountable.CanDismount]) //player1 dismounts
+    }
+  }
+}
+
+class VehicleControlMountingBlockedExosuitTest extends ActorTest {
+  def checkCanNotMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanNotMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  def checkCanMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  "Vehicle Control" should {
+    "block players from sitting if their exo-suit is not allowed by the seat" in {
+      val vehicle = Vehicle(GlobalDefinitions.apc_tr)
+      vehicle.GUID = PlanetSideGUID(10)
+      vehicle.Actor = system.actorOf(Props(classOf[VehicleControl], vehicle), "vehicle-test")
+
+      val player1 = Player(VehicleTest.avatar1)
+      player1.ExoSuit = ExoSuitType.Reinforced
+      player1.GUID = PlanetSideGUID(1)
+      val player2 = Player(VehicleTest.avatar1)
+      player2.ExoSuit = ExoSuitType.MAX
+      player2.GUID = PlanetSideGUID(2)
+      val player3 = Player(VehicleTest.avatar1)
+      player3.ExoSuit = ExoSuitType.Agile
+      player3.GUID = PlanetSideGUID(3)
+
+      //disallow
+      vehicle.Actor ! Mountable.TryMount(player1, 0) //Reinforced in non-MAX seat
+      checkCanNotMount()
+      vehicle.Actor ! Mountable.TryMount(player2, 0) //MAX in non-Reinforced seat
+      checkCanNotMount()
+      vehicle.Actor ! Mountable.TryMount(player2, 1) //MAX in non-MAX seat
+      checkCanNotMount()
+      vehicle.Actor ! Mountable.TryMount(player1, 9) //Reinforced in MAX-only seat
+      checkCanNotMount()
+      vehicle.Actor ! Mountable.TryMount(player3, 9) //Agile in MAX-only seat
+      checkCanNotMount()
+
+      //allow
+      vehicle.Actor ! Mountable.TryMount(player1, 1)
+      checkCanMount()
+      vehicle.Actor ! Mountable.TryMount(player2, 9)
+      checkCanMount()
+      vehicle.Actor ! Mountable.TryMount(player3, 0)
+      checkCanMount()
+    }
+  }
+}
+
+class VehicleControlMountingBlockedSeatPermissionTest extends ActorTest {
+  def checkCanNotMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanNotMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  def checkCanMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  "Vehicle Control" should {
+    //11 June 2018: Group is not supported yet so do not bother testing it
+    "block players from sitting if the seat does not allow it" in {
+      val vehicle = Vehicle(GlobalDefinitions.apc_tr)
+      vehicle.GUID = PlanetSideGUID(10)
+      vehicle.Actor = system.actorOf(Props(classOf[VehicleControl], vehicle), "vehicle-test")
+
+      val player1 = Player(VehicleTest.avatar1)
+      player1.GUID = PlanetSideGUID(1)
+      val player2 = Player(VehicleTest.avatar1)
+      player2.GUID = PlanetSideGUID(2)
+
+      vehicle.PermissionGroup(2,3) //passenger group -> empire
+      vehicle.Actor ! Mountable.TryMount(player1, 3) //passenger seat
+      checkCanMount()
+      vehicle.PermissionGroup(2,0) //passenger group -> locked
+      vehicle.Actor ! Mountable.TryMount(player2, 4) //passenger seat
+      checkCanNotMount()
+    }
+  }
+}
+
+class VehicleControlMountingDriverSeatTest extends ActorTest {
+  def checkCanMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  "Vehicle Control" should {
+    "allow players to sit in the driver seat, even if it is locked, if the vehicle is unowned" in {
+      val vehicle = Vehicle(GlobalDefinitions.apc_tr)
+      vehicle.GUID = PlanetSideGUID(10)
+      vehicle.Actor = system.actorOf(Props(classOf[VehicleControl], vehicle), "vehicle-test")
+      val player1 = Player(VehicleTest.avatar1)
+      player1.GUID = PlanetSideGUID(1)
+
+      assert(vehicle.PermissionGroup(0).contains(VehicleLockState.Locked)) //driver group -> locked
+      assert(vehicle.Seats(0).Occupant.isEmpty)
+      assert(vehicle.Owner.isEmpty)
+      vehicle.Actor ! Mountable.TryMount(player1, 0)
+      checkCanMount()
+      assert(vehicle.Seats(0).Occupant.nonEmpty)
+    }
+  }
+}
+
+class VehicleControlMountingOwnedLockedDriverSeatTest extends ActorTest {
+  def checkCanNotMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanNotMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  def checkCanMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  "Vehicle Control" should {
+    "block players that are not the current owner from sitting in the driver seat (locked)" in {
+      val vehicle = Vehicle(GlobalDefinitions.apc_tr)
+      vehicle.GUID = PlanetSideGUID(10)
+      vehicle.Actor = system.actorOf(Props(classOf[VehicleControl], vehicle), "vehicle-test")
+
+      val player1 = Player(VehicleTest.avatar1)
+      player1.GUID = PlanetSideGUID(1)
+      val player2 = Player(VehicleTest.avatar1)
+      player2.GUID = PlanetSideGUID(2)
+
+      assert(vehicle.PermissionGroup(0).contains(VehicleLockState.Locked)) //driver group -> locked
+      assert(vehicle.Seats(0).Occupant.isEmpty)
+      vehicle.Owner = player1.GUID
+
+      vehicle.Actor ! Mountable.TryMount(player1, 0)
+      checkCanMount()
+      assert(vehicle.Seats(0).Occupant.nonEmpty)
+      vehicle.Actor ! Mountable.TryDismount(player1, 0)
+      receiveOne(Duration.create(100, "ms")) //discard
+      assert(vehicle.Seats(0).Occupant.isEmpty)
+
+      vehicle.Actor ! Mountable.TryMount(player2, 0)
+      checkCanNotMount()
+      assert(vehicle.Seats(0).Occupant.isEmpty)
+    }
+  }
+}
+
+class VehicleControlMountingOwnedUnlockedDriverSeatTest extends ActorTest {
+  def checkCanMount() : Unit = {
+    val reply = receiveOne(Duration.create(100, "ms"))
+    reply match {
+      case msg : Mountable.MountMessages =>
+        assert(msg.response.isInstanceOf[Mountable.CanMount])
+      case _ =>
+        assert(false)
+    }
+  }
+
+  "Vehicle Control" should {
+    "allow players that are not the current owner to sit in the driver seat (empire)" in {
+      val vehicle = Vehicle(GlobalDefinitions.apc_tr)
+      vehicle.GUID = PlanetSideGUID(10)
+      vehicle.Actor = system.actorOf(Props(classOf[VehicleControl], vehicle), "vehicle-test")
+
+      val player1 = Player(VehicleTest.avatar1)
+      player1.GUID = PlanetSideGUID(1)
+      val player2 = Player(VehicleTest.avatar1)
+      player2.GUID = PlanetSideGUID(2)
+
+      vehicle.PermissionGroup(0,3) //passenger group -> empire
+      assert(vehicle.PermissionGroup(0).contains(VehicleLockState.Empire)) //driver group -> empire
+      assert(vehicle.Seats(0).Occupant.isEmpty)
+      vehicle.Owner = player1.GUID //owner set
+
+      vehicle.Actor ! Mountable.TryMount(player1, 0)
+      checkCanMount()
+      assert(vehicle.Seats(0).Occupant.nonEmpty)
+      vehicle.Actor ! Mountable.TryDismount(player1, 0)
+      receiveOne(Duration.create(100, "ms")) //discard
+      assert(vehicle.Seats(0).Occupant.isEmpty)
+
+      vehicle.Actor ! Mountable.TryMount(player2, 0)
+      checkCanMount()
+      assert(vehicle.Seats(0).Occupant.nonEmpty)
+    }
+  }
+}
+
 object VehicleTest {
   import net.psforever.objects.Avatar
   import net.psforever.types.{CharacterGender, PlanetSideEmpire}
diff --git a/pslogin/src/main/scala/WorldSessionActor.scala b/pslogin/src/main/scala/WorldSessionActor.scala
index ffb0188d0..742b24a7d 100644
--- a/pslogin/src/main/scala/WorldSessionActor.scala
+++ b/pslogin/src/main/scala/WorldSessionActor.scala
@@ -694,7 +694,7 @@ class WorldSessionActor extends Actor with MDCContextAware {
 
         case Mountable.CanNotMount(obj : Vehicle, seat_num) =>
           log.warn(s"MountVehicleMsg: $tplayer attempted to mount $obj's seat $seat_num, but was not allowed")
-          if(obj.SeatPermissionGroup(seat_num) == Some(AccessPermissionGroup.Driver)) {
+          if(obj.SeatPermissionGroup(seat_num).contains(AccessPermissionGroup.Driver)) {
             sendResponse(ChatMsg(ChatMessageType.CMT_OPEN, false, "", "You are not the driver of this vehicle.", None))
           }
 
@@ -1132,12 +1132,12 @@ class WorldSessionActor extends Actor with MDCContextAware {
         sendResponse(ObjectHeldMessage(player.GUID, Player.HandsDownSlot, true))
         avatarService ! AvatarServiceMessage(continent.Id, AvatarAction.ObjectHeld(player.GUID, player.LastDrawnSlot))
       }
-      sendResponse(PlanetsideAttributeMessage(vehicle_guid, 22, 1L)) //mount points off?
-      sendResponse(PlanetsideAttributeMessage(vehicle_guid, 21, player.GUID.guid))
+      sendResponse(PlanetsideAttributeMessage(vehicle_guid, 22, 1L)) //mount points off
+      sendResponse(PlanetsideAttributeMessage(vehicle_guid, 21, player.GUID.guid)) //ownership
 
     case VehicleSpawnPad.PlayerSeatedInVehicle(vehicle, pad) =>
       val vehicle_guid = vehicle.GUID
-      sendResponse(PlanetsideAttributeMessage(vehicle_guid, 22, 0L)) //mount points on?
+      sendResponse(PlanetsideAttributeMessage(vehicle_guid, 22, 0L)) //mount points on
       //sendResponse(PlanetsideAttributeMessage(vehicle_guid, 0, 10))//vehicle.Definition.MaxHealth))
       sendResponse(PlanetsideAttributeMessage(vehicle_guid, 68, 0L)) //???
       sendResponse(PlanetsideAttributeMessage(vehicle_guid, 113, 0L)) //???
@@ -3483,11 +3483,10 @@ class WorldSessionActor extends Actor with MDCContextAware {
       case Some(vehicle_guid) =>
         continent.GUID(vehicle_guid) match {
           case Some(vehicle : Vehicle) =>
-            tplayer.VehicleOwned = None
             DisownVehicle(tplayer, vehicle)
-          case _ =>
-            tplayer.VehicleOwned = None
+          case _ => ;
         }
+        tplayer.VehicleOwned = None
       case None => ;
     }
   }
@@ -3503,8 +3502,6 @@ class WorldSessionActor extends Actor with MDCContextAware {
   private def DisownVehicle(tplayer : Player, vehicle : Vehicle) : Unit = {
     if(vehicle.Owner.contains(tplayer.GUID)) {
       vehicle.Owner = None
-//      vehicle.PermissionGroup(10, VehicleLockState.Empire.id)
-//      vehicleService ! VehicleServiceMessage(continent.Id, VehicleAction.SeatPermissions(tplayer.GUID, vehicle.GUID, 10, VehicleLockState.Empire.id))
     }
   }