diff --git a/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommand.cs b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommand.cs
index b7ed7859..a27d2c20 100644
--- a/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommand.cs
+++ b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommand.cs
@@ -1,5 +1,6 @@
 using GozareshgirProgramManager.Application._Common.Interfaces;
 using GozareshgirProgramManager.Application.Modules.Projects.DTOs;
+using GozareshgirProgramManager.Domain.ProjectAgg.Entities;
 using GozareshgirProgramManager.Domain.ProjectAgg.Enums;
 
 namespace GozareshgirProgramManager.Application.Modules.Projects.Commands.SetTimeProject;
@@ -15,4 +16,5 @@ public class SetTimeSectionTime
     public string Description { get; set; }
     public int Hours { get; set; }
     public int Minutes { get; set; }
+    public TaskSectionAdditionalTimeType Type { get; set; }
 }
\ No newline at end of file
diff --git a/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommandHandler.cs b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommandHandler.cs
index a9ca3a61..9afa83d4 100644
--- a/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommandHandler.cs
+++ b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/Projects/Commands/SetTimeProject/SetTimeProjectCommandHandler.cs
@@ -369,7 +369,7 @@ public class SetTimeProjectCommandHandler : IBaseCommandHandler<SetTimeProjectCo
         foreach (var additionalTime in sectionItem.AdditionalTime)
         {
             var additionalTimeSpan = TimeSpan.FromHours(additionalTime.Hours).Add(TimeSpan.FromMinutes(additionalTime.Minutes));
-            section.AddAdditionalTime(additionalTimeSpan, additionalTime.Description, addedByUserId);
+            section.AddAdditionalTime(additionalTimeSpan, additionalTime.Type, additionalTime.Description, addedByUserId);
             hasAdditionalTime = true;
         }
         
diff --git a/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/TaskSectionTimeRequests/Commands/AcceptTimeRequest/AcceptTimeRequestCommand.cs b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/TaskSectionTimeRequests/Commands/AcceptTimeRequest/AcceptTimeRequestCommand.cs
new file mode 100644
index 00000000..6ab14477
--- /dev/null
+++ b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/TaskSectionTimeRequests/Commands/AcceptTimeRequest/AcceptTimeRequestCommand.cs
@@ -0,0 +1,29 @@
+using FluentValidation;
+using GozareshgirProgramManager.Application._Common.Interfaces;
+using GozareshgirProgramManager.Domain.ProjectAgg.Entities;
+
+namespace GozareshgirProgramManager.Application.Modules.TaskSectionTimeRequests.Commands.AcceptTimeRequest;
+
+public record AcceptTimeRequestCommand(Guid TimeRequestId,
+    Guid SectionId,TaskSectionAdditionalTimeType TimeType,int Hour,int Minute):IBaseCommand;
+
+public class AcceptTimeRequestCommandValidator : AbstractValidator<AcceptTimeRequestCommand>
+{
+    public AcceptTimeRequestCommandValidator()
+    {
+        RuleFor(c => c.TimeRequestId)
+            .NotEmpty().WithMessage("شناسه درخواست نمیتواند خالی باشد");
+
+        RuleFor(c => c.SectionId)
+            .NotEmpty().WithMessage("شناسه بخش فرعی نمیتواند خالی باشد");
+
+        RuleFor(c => c.TimeType)
+            .NotNull().WithMessage("نوع زمان درخواست شده نامعتبر است")
+            .IsInEnum();
+
+        RuleFor(c => c.Hour)
+            .InclusiveBetween(0, 100).WithMessage("ساعت وارد شده میتواند بین 0 تا 100 باشد");
+        RuleFor(c => c.Minute)
+            .InclusiveBetween(0, 60).WithMessage("دقیقه وارد شده میتواند بین 0 تا 60 باشد");
+    }
+}
\ No newline at end of file
diff --git a/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/TaskSectionTimeRequests/Commands/CreateTimeRequest/CreateTimeRequestValidator.cs b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/TaskSectionTimeRequests/Commands/CreateTimeRequest/CreateTimeRequestValidator.cs
index 03d65b77..82484ad0 100644
--- a/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/TaskSectionTimeRequests/Commands/CreateTimeRequest/CreateTimeRequestValidator.cs
+++ b/ProgramManager/src/Application/GozareshgirProgramManager.Application/Modules/TaskSectionTimeRequests/Commands/CreateTimeRequest/CreateTimeRequestValidator.cs
@@ -10,7 +10,7 @@ public class CreateTimeRequestValidator : AbstractValidator<CreateTimeRequestCom
             .InclusiveBetween(0, 100).WithMessage("ساعت درخواست شده باید کمتر از 100 ساعت باشد");
 
         RuleFor(c => c.Minutes)
-            .InclusiveBetween(0, 60)
+            .InclusiveBetween(0, 59)
             .WithMessage("دقیقه وارد شده باید بین 0 تا 60 باشد");
 
         RuleFor(x => x.RequestType)
diff --git a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSection.cs b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSection.cs
index 83b86c23..3bb41ee6 100644
--- a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSection.cs
+++ b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSection.cs
@@ -61,12 +61,13 @@ public class TaskSection : EntityBase<Guid>
     // برای backward compatibility
     public TimeSpan EstimatedHours => FinalEstimatedHours;
 
-    public void AddAdditionalTime(TimeSpan additionalHours, string? reason = null, long? addedByUserId = null)
+    public void AddAdditionalTime(TimeSpan additionalHours, TaskSectionAdditionalTimeType type, string? reason = null,
+        long? addedByUserId = null)
     {
         if (additionalHours <= TimeSpan.Zero)
             throw new BadRequestException("تایم اضافی باید بزرگتر از صفر باشد", nameof(additionalHours));
 
-        var additionalTime = new TaskSectionAdditionalTime(additionalHours, reason, addedByUserId);
+        var additionalTime = new TaskSectionAdditionalTime(additionalHours,type, reason, addedByUserId);
         _additionalTimes.Add(additionalTime);
     }
 
diff --git a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSectionAdditionalTime.cs b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSectionAdditionalTime.cs
index 657f76cc..d8f54456 100644
--- a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSectionAdditionalTime.cs
+++ b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/TaskSectionAdditionalTime.cs
@@ -9,12 +9,13 @@ public class TaskSectionAdditionalTime : EntityBase<Guid>
 {
     private TaskSectionAdditionalTime() { }
 
-    public TaskSectionAdditionalTime(TimeSpan hours, string? reason = null, long? addedByUserId = null)
+    public TaskSectionAdditionalTime(TimeSpan hours, TaskSectionAdditionalTimeType type, string? reason = null,long? addedByUserId = null)
     {
         Hours = hours;
         Reason = reason;
         AddedByUserId = addedByUserId;
-        AddedAt = DateTime.UtcNow;
+        AddedAt = DateTime.Now;
+        Type = type;
     }
 
     public TimeSpan Hours { get; private set; }
@@ -22,8 +23,15 @@ public class TaskSectionAdditionalTime : EntityBase<Guid>
     public long? AddedByUserId { get; private set; }
     public DateTime AddedAt { get; private set; }
 
+    public TaskSectionAdditionalTimeType Type { get; set; }
     public void UpdateReason(string? reason)
     {
         Reason = reason;
     }
 }
+
+public enum TaskSectionAdditionalTimeType
+{
+    Effective,
+    Ineffective,
+}