diff --git a/EPAServeur/IServices/IDemandeDelegationService.cs b/EPAServeur/IServices/IDemandeDelegationService.cs
new file mode 100644
index 0000000..ec6fa80
--- /dev/null
+++ b/EPAServeur/IServices/IDemandeDelegationService.cs
@@ -0,0 +1,14 @@
+using IO.Swagger.DTO;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace EPAServeur.IServices
+{
+	public interface IDemandeDelegationService
+	{
+		public Task<DemandeDelegationDTO> UpdateDemandeDelegation(long id, DemandeDelegationDTO demandeDelegationDTO);
+		public Task<IEnumerable<DemandeDelegationDTO>> RecupererDemandesDelegation(Guid? idReferent);
+	}
+}
diff --git a/EPAServeur/Services/DemandeDelegationService.cs b/EPAServeur/Services/DemandeDelegationService.cs
new file mode 100644
index 0000000..d0242a1
--- /dev/null
+++ b/EPAServeur/Services/DemandeDelegationService.cs
@@ -0,0 +1,39 @@
+using EPAServeur.Context;
+using EPAServeur.IServices;
+using IO.Swagger.ApiCollaborateur;
+using IO.Swagger.DTO;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace EPAServeur.Services
+{
+	public class DemandeDelegationService : IDemandeDelegationService
+	{
+		#region variables
+		private EpContext context;
+		private ICollaborateurApi collaborateurAPI;
+		#endregion
+
+		#region constructeur
+		public DemandeDelegationService(ICollaborateurApi _collaborateurApi, EpContext _context)
+		{
+			context = _context;
+			collaborateurAPI = _collaborateurApi;
+		}
+		#endregion
+
+		#region services async
+		public async Task<IEnumerable<DemandeDelegationDTO>> RecupererDemandesDelegation(Guid? idReferent)
+		{
+			throw new NotImplementedException();
+		}
+
+		public async Task<DemandeDelegationDTO> UpdateDemandeDelegation(long id, DemandeDelegationDTO demandeDelegationDTO)
+		{
+			throw new NotImplementedException();
+		}
+		#endregion
+	}
+}