diff --git a/ApiDto/Requests/ScheduleRequest.cs b/ApiDto/Requests/ScheduleRequest.cs
index 476d8f3..dc5dbb6 100644
--- a/ApiDto/Requests/ScheduleRequest.cs
+++ b/ApiDto/Requests/ScheduleRequest.cs
@@ -8,30 +8,30 @@ public class ScheduleRequest
     /// <summary>
     /// Gets or sets an array of group IDs.
     /// </summary>
-    /// <remarks>This array can contain null values.</remarks>
     public int[]? Groups { get; set; } = null;
 
     /// <summary>
     /// Gets or sets a value indicating whether to retrieve schedules for even weeks.
     /// </summary>
-    /// <remarks>This property can contain null.</remarks>
     public bool? IsEven { get; set; } = null;
 
     /// <summary>
     /// Gets or sets an array of discipline IDs.
     /// </summary>
-    /// <remarks>This array can contain null values.</remarks>
     public int[]? Disciplines { get; set; } = null;
 
     /// <summary>
     /// Gets or sets an array of professor IDs.
     /// </summary>
-    /// <remarks>This array can contain null values.</remarks>
     public int[]? Professors { get; set; } = null;
 
     /// <summary>
     /// Gets or sets an array of lecture hall IDs.
     /// </summary>
-    /// <remarks>This array can contain null values.</remarks>
     public int[]? LectureHalls { get; set; } = null;
+
+    /// <summary>
+    /// Gets or sets an array of lesson type IDs.
+    /// </summary>
+    public int[]? LessonType { get; set; } = null;
 }
diff --git a/Endpoint/Controllers/V1/ImportController.cs b/Endpoint/Controllers/V1/ImportController.cs
index 7b76fef..835b86a 100644
--- a/Endpoint/Controllers/V1/ImportController.cs
+++ b/Endpoint/Controllers/V1/ImportController.cs
@@ -48,7 +48,8 @@ public class ImportController(IMediator mediator, IOptionsSnapshot<GeneralConfig
             DisciplineIds = request.Disciplines,
             GroupIds = request.Groups,
             LectureHallIds = request.LectureHalls,
-            ProfessorIds = request.Professors
+            ProfessorIds = request.Professors,
+            LessonTypeIds = request.LessonType
         })).Schedules.ToList();
 
         ExcelPackage.LicenseContext = LicenseContext.NonCommercial;
diff --git a/Endpoint/Controllers/V1/ScheduleController.cs b/Endpoint/Controllers/V1/ScheduleController.cs
index 5e4d48c..9057629 100644
--- a/Endpoint/Controllers/V1/ScheduleController.cs
+++ b/Endpoint/Controllers/V1/ScheduleController.cs
@@ -65,7 +65,8 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
             DisciplineIds = request.Disciplines,
             GroupIds = request.Groups,
             LectureHallIds = request.LectureHalls,
-            ProfessorIds = request.Professors
+            ProfessorIds = request.Professors,
+            LessonTypeIds = request.LessonType
         })).Schedules.ToList();
 
         if (result.Count == 0)
@@ -101,6 +102,7 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
     /// <param name="disciplines">An array of discipline IDs.</param>
     /// <param name="professors">An array of professor IDs.</param>
     /// <param name="lectureHalls">An array of lecture hall IDs.</param>
+    /// <param name="lessonType">An array of type of occupation IDs.</param>
     /// <returns>A response containing schedules for the specified group.</returns>
     [HttpGet("GetByGroup/{id:int}")]
     [ProducesResponseType(StatusCodes.Status204NoContent)]
@@ -110,14 +112,16 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
         [FromQuery] bool? isEven = null,
         [FromQuery] int[]? disciplines = null,
         [FromQuery] int[]? professors = null,
-        [FromQuery] int[]? lectureHalls = null) =>
+        [FromQuery] int[]? lectureHalls = null,
+        [FromQuery] int[]? lessonType = null) =>
         await Get(new ScheduleRequest
         {
             Disciplines = disciplines,
             IsEven = isEven,
             Groups = [id],
             Professors = professors,
-            LectureHalls = lectureHalls
+            LectureHalls = lectureHalls,
+            LessonType = lessonType
         });
 
     /// <summary>
@@ -128,6 +132,7 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
     /// <param name="disciplines">An array of discipline IDs.</param>
     /// <param name="groups">An array of group IDs.</param>
     /// <param name="lectureHalls">An array of lecture hall IDs.</param>
+    /// <param name="lessonType">An array of type of occupation IDs.</param>
     /// <returns>A response containing schedules for the specified professor.</returns>
     [HttpGet("GetByProfessor/{id:int}")]
     [ProducesResponseType(StatusCodes.Status204NoContent)]
@@ -137,14 +142,16 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
         [FromQuery] bool? isEven = null,
         [FromQuery] int[]? disciplines = null,
         [FromQuery] int[]? groups = null,
-        [FromQuery] int[]? lectureHalls = null) =>
+        [FromQuery] int[]? lectureHalls = null,
+        [FromQuery] int[]? lessonType = null) =>
         await Get(new ScheduleRequest
         {
             Disciplines = disciplines,
             IsEven = isEven,
             Groups = groups,
             Professors = [id],
-            LectureHalls = lectureHalls
+            LectureHalls = lectureHalls,
+            LessonType = lessonType
         });
 
     /// <summary>
@@ -155,6 +162,7 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
     /// <param name="disciplines">An array of discipline IDs.</param>
     /// <param name="professors">An array of professor IDs.</param>
     /// <param name="groups">An array of group IDs.</param>
+    /// <param name="lessonType">An array of type of occupation IDs.</param>
     /// <returns>A response containing schedules for the specified lecture hall.</returns>
     [HttpGet("GetByLectureHall/{id:int}")]
     [ProducesResponseType(StatusCodes.Status204NoContent)]
@@ -164,14 +172,16 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
         [FromQuery] bool? isEven = null,
         [FromQuery] int[]? disciplines = null,
         [FromQuery] int[]? groups = null,
-        [FromQuery] int[]? professors = null) =>
+        [FromQuery] int[]? professors = null,
+        [FromQuery] int[]? lessonType = null) =>
         await Get(new ScheduleRequest
         {
             Disciplines = disciplines,
             IsEven = isEven,
             Groups = groups,
             Professors = professors,
-            LectureHalls = [id]
+            LectureHalls = [id],
+            LessonType = lessonType
         });
 
     /// <summary>
@@ -182,6 +192,7 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
     /// <param name="groups">An array of group IDs.</param>
     /// <param name="professors">An array of professor IDs.</param>
     /// <param name="lectureHalls">An array of lecture hall IDs.</param>
+    /// <param name="lessonType">An array of type of occupation IDs.</param>
     /// <returns>A response containing schedules for the specified discipline.</returns>
     [HttpGet("GetByDiscipline/{id:int}")]
     [ProducesResponseType(StatusCodes.Status204NoContent)]
@@ -191,13 +202,15 @@ public class ScheduleController(IMediator mediator, IOptionsSnapshot<GeneralConf
         [FromQuery] bool? isEven = null,
         [FromQuery] int[]? groups = null,
         [FromQuery] int[]? professors = null,
-        [FromQuery] int[]? lectureHalls = null) =>
+        [FromQuery] int[]? lectureHalls = null,
+        [FromQuery] int[]? lessonType = null) =>
         await Get(new ScheduleRequest
         {
             Disciplines = [id],
             IsEven = isEven,
             Groups = groups,
             Professors = professors,
-            LectureHalls = lectureHalls
+            LectureHalls = lectureHalls,
+            LessonType = lessonType
         });
 }
\ No newline at end of file
diff --git a/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQuery.cs b/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQuery.cs
index 939e1c6..dd42846 100644
--- a/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQuery.cs
+++ b/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQuery.cs
@@ -8,5 +8,6 @@ public class GetScheduleListQuery : IRequest<ScheduleListVm>
     public int[]? DisciplineIds { get; set; }
     public int[]? LectureHallIds { get; set; }
     public int[]? ProfessorIds { get; set; }
+    public int[]? LessonTypeIds { get; set; }
     public bool? IsEven { get; set; }
 }
\ No newline at end of file
diff --git a/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQueryHandler.cs b/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQueryHandler.cs
index 626bee5..646109c 100644
--- a/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQueryHandler.cs
+++ b/SqlData/Application/Cqrs/Schedule/Queries/GetScheduleList/GetScheduleListQueryHandler.cs
@@ -16,6 +16,9 @@ public class GetScheduleListQueryHandler(ILessonDbContext dbContext) : IRequestH
         if (request.IsEven != null)
             query = query.Where(l => l.IsEven == request.IsEven);
 
+        if (request.LessonTypeIds != null && request.LessonTypeIds.Length != 0)
+            query = query.Where(l => l.LessonAssociations!.Any(la => request.LessonTypeIds.Contains(la.TypeOfOccupationId)));
+
         if (request.GroupIds != null && request.GroupIds.Length != 0)
             query = query.Where(l => request.GroupIds.Contains(l.GroupId));