diff --git a/osu.Game.Tests/Editing/TimingSectionAdjustmentsTest.cs b/osu.Game.Tests/Editing/TimingSectionAdjustmentsTest.cs
new file mode 100644
index 0000000000..2cb9e72c1f
--- /dev/null
+++ b/osu.Game.Tests/Editing/TimingSectionAdjustmentsTest.cs
@@ -0,0 +1,10 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+namespace osu.Game.Tests.Editing
+{
+    public class TimingSectionAdjustmentsTest
+    {
+        
+    }
+}
diff --git a/osu.Game/Screens/Edit/Timing/TimingSectionAdjustments.cs b/osu.Game/Screens/Edit/Timing/TimingSectionAdjustments.cs
index 11c4be4790..65edc47ff5 100644
--- a/osu.Game/Screens/Edit/Timing/TimingSectionAdjustments.cs
+++ b/osu.Game/Screens/Edit/Timing/TimingSectionAdjustments.cs
@@ -13,26 +13,35 @@ namespace osu.Game.Screens.Edit.Timing
 {
     public static class TimingSectionAdjustments
     {
-        public static List<HitObject> HitObjectsInTimingRange(IBeatmap beatmap, double time)
+        /// <summary>
+        /// Returns all objects from <paramref name="beatmap"/> which are affected by the supplied <paramref name="timingControlPoint"/>.
+        /// </summary>
+        public static List<HitObject> HitObjectsInTimingRange(IBeatmap beatmap, TimingControlPoint timingControlPoint)
         {
             // If the first group, we grab all hitobjects prior to the next, if the last group, we grab all remaining hitobjects
-            double startTime = beatmap.ControlPointInfo.TimingPoints.Any(x => x.Time < time) ? time : double.MinValue;
-            double endTime = beatmap.ControlPointInfo.TimingPoints.FirstOrDefault(x => x.Time > time)?.Time ?? double.MaxValue;
+            double startTime = beatmap.ControlPointInfo.TimingPoints.Any(x => x.Time < timingControlPoint.Time) ? timingControlPoint.Time : double.MinValue;
+            double endTime = beatmap.ControlPointInfo.TimingPoints.FirstOrDefault(x => x.Time > timingControlPoint.Time)?.Time ?? double.MaxValue;
 
             return beatmap.HitObjects.Where(x => Precision.AlmostBigger(x.StartTime, startTime) && Precision.DefinitelyBigger(endTime, x.StartTime)).ToList();
         }
 
-        public static void AdjustHitObjectOffset(IBeatmap beatmap, TimingControlPoint timingControlPoint, double adjust)
+        /// <summary>
+        /// Moves all relevant objects after <paramref name="timingControlPoint"/>'s offset has been changed by <paramref name="adjustment"/>.
+        /// </summary>
+        public static void AdjustHitObjectOffset(IBeatmap beatmap, TimingControlPoint timingControlPoint, double adjustment)
         {
-            foreach (HitObject hitObject in HitObjectsInTimingRange(beatmap, timingControlPoint.Time))
+            foreach (HitObject hitObject in HitObjectsInTimingRange(beatmap, timingControlPoint))
             {
-                hitObject.StartTime += adjust;
+                hitObject.StartTime += adjustment;
             }
         }
 
+        /// <summary>
+        /// Ensures all relevant objects are still snapped to the same beats after <paramref name="timingControlPoint"/>'s beat length / BPM has been changed.
+        /// </summary>
         public static void SetHitObjectBPM(IBeatmap beatmap, TimingControlPoint timingControlPoint, double oldBeatLength)
         {
-            foreach (HitObject hitObject in HitObjectsInTimingRange(beatmap, timingControlPoint.Time))
+            foreach (HitObject hitObject in HitObjectsInTimingRange(beatmap, timingControlPoint))
             {
                 double beat = (hitObject.StartTime - timingControlPoint.Time) / oldBeatLength;