diff --git a/src/LittleTown.Core/BoardAggregate/Board.cs b/src/LittleTown.Core/Aggregates/BoardAggregate/Board.cs
similarity index 100%
rename from src/LittleTown.Core/BoardAggregate/Board.cs
rename to src/LittleTown.Core/Aggregates/BoardAggregate/Board.cs
diff --git a/src/LittleTown.Core/BoardAggregate/Tile.cs b/src/LittleTown.Core/Aggregates/BoardAggregate/Tile.cs
similarity index 100%
rename from src/LittleTown.Core/BoardAggregate/Tile.cs
rename to src/LittleTown.Core/Aggregates/BoardAggregate/Tile.cs
diff --git a/src/LittleTown.Core/MatchAggregate/Match.cs b/src/LittleTown.Core/Aggregates/MatchAggregate/Match.cs
similarity index 100%
rename from src/LittleTown.Core/MatchAggregate/Match.cs
rename to src/LittleTown.Core/Aggregates/MatchAggregate/Match.cs
diff --git a/src/LittleTown.Core/PlayerZone/Objective.cs b/src/LittleTown.Core/Aggregates/PlayerZone/Objective.cs
similarity index 100%
rename from src/LittleTown.Core/PlayerZone/Objective.cs
rename to src/LittleTown.Core/Aggregates/PlayerZone/Objective.cs
diff --git a/src/LittleTown.Core/PlayerZone/PlayerZone.cs b/src/LittleTown.Core/Aggregates/PlayerZone/PlayerZone.cs
similarity index 100%
rename from src/LittleTown.Core/PlayerZone/PlayerZone.cs
rename to src/LittleTown.Core/Aggregates/PlayerZone/PlayerZone.cs
diff --git a/src/LittleTown.Core/PortInterfaces/IStaticDataGetter.cs b/src/LittleTown.Core/PortInterfaces/Inputs/IStaticDataGetter.cs
similarity index 100%
rename from src/LittleTown.Core/PortInterfaces/IStaticDataGetter.cs
rename to src/LittleTown.Core/PortInterfaces/Inputs/IStaticDataGetter.cs
diff --git a/src/LittleTown.Core/MatchAggregate/Actions/EmptyAction.cs b/src/LittleTown.Core/UseCases/Actions/EmptyAction.cs
similarity index 80%
rename from src/LittleTown.Core/MatchAggregate/Actions/EmptyAction.cs
rename to src/LittleTown.Core/UseCases/Actions/EmptyAction.cs
index 44ad979..39d7471 100644
--- a/src/LittleTown.Core/MatchAggregate/Actions/EmptyAction.cs
+++ b/src/LittleTown.Core/UseCases/Actions/EmptyAction.cs
@@ -12,4 +12,10 @@ public class EmptyAction : IAction
 
         match.NextPlayer();
     }
+
+    /// <inheritdoc/>
+    public bool CanExecute(Match match)
+    {
+        return true;
+    }
 }
\ No newline at end of file
diff --git a/src/LittleTown.Core/UseCases/Actions/FieldAction.cs b/src/LittleTown.Core/UseCases/Actions/FieldAction.cs
new file mode 100644
index 0000000..1f76df6
--- /dev/null
+++ b/src/LittleTown.Core/UseCases/Actions/FieldAction.cs
@@ -0,0 +1,19 @@
+namespace LittleTown.Core.Actions;
+
+/// <summary>
+/// Action qui consiste a poser un pion sur le une case du plateau
+/// </summary>
+public class FieldAction : IAction
+{
+    /// <inheritdoc/>>
+    public void Execute(Match match)
+    {
+        throw new NotImplementedException();
+    }
+
+    /// <inheritdoc/>>
+    public bool CanExecute(Match match)
+    {
+        return true;
+    }
+}
\ No newline at end of file
diff --git a/src/LittleTown.Core/MatchAggregate/Actions/IAction.cs b/src/LittleTown.Core/UseCases/Actions/IAction.cs
similarity index 63%
rename from src/LittleTown.Core/MatchAggregate/Actions/IAction.cs
rename to src/LittleTown.Core/UseCases/Actions/IAction.cs
index 000e31a..f5d9286 100644
--- a/src/LittleTown.Core/MatchAggregate/Actions/IAction.cs
+++ b/src/LittleTown.Core/UseCases/Actions/IAction.cs
@@ -10,4 +10,11 @@ public interface IAction
     /// </summary>
     /// <param name="match">le match a modifier avec cette action</param>
     public void Execute(Match match);
+
+    /// <summary>
+    /// Verifier si cette action peut être effectuée, si elle est légale
+    /// </summary>
+    /// <param name="match"></param>
+    /// <returns></returns>
+    public bool CanExecute(Match match);
 }
\ No newline at end of file