| 13/1 | Sand Spilling Over Margin of Bunker |
| 13/2 | Status of Tree in Bunker |
| 13/3 | Ball on Edge of Bunker Overhanging Sand |
| 13/4 | Ball Completely Embedded in Lip of Bunker |
| 13/5 | Ball Lying on Obstruction in Bunker |
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| 13-2/0.5 | Meaning of "Improve" in Rule 13-2 |
| 13-2/1 | Explanation of "Fairly Taking His Stance" |
| 13-2/1.1 | Player Attempts to Take Stance Fairly But Improves Line of Play by Moving Interfering Growing Object |
| 13-2/1.5 | Player Allowed to Play in Any Direction in "Fairly Taking His Stance" |
| 13-2/1.7 | Player Having Fairly Taken Stance Changes Direction of Play |
| 13-2/2 | Player Who Misses Tee Shot Presses Down Irregularities Before Next Stroke |
| 13-2/3 | Breaking Off Grass Behind Ball on Teeing Ground |
| 13-2/4 | Greenkeeping Staff Member Rakes Bunker When Player's Ball Lies Therein |
| 13-2/4.5 | Divots Replaced in Area in Which Ball Is to Be Dropped |
| 13-2/5 | Replacing or Removing Undetached Divot |
| 13-2/6 | Replacing Divot in Divot Hole on Line of Play |
| 13-2/7 | When Divot Replaced |
| 13-2/8 | Player's Lie or Line of Play Affected by Pitch-Mark Made by Partner's, Opponent's or Fellow-Competitor's Ball |
| 13-2/8.5 | Player's Lie Affected by Sand from Partner's, Opponent's or Fellow-Competitor's Stroke from Bunker |
| 13-2/8.7 | Player's Area of Intended Stance Affected by Another Player's Stroke |
| 13-2/9 | Lie Through the Green Improved When Sand Behind Ball Removed by Backswing |
| 13-2/10 | Pitch-Mark in Dropping Area Repaired Before Ball Dropped |
| 13-2/11 | Removing Sand or Loose Soil from Dropping Area |
| 13-2/12 | Player Presses Down Sand Behind Ball in Grounding Club |
| 13-2/13 | Bending Grass in Removal of Loose Impediments |
| 13-2/14 | Breaking Branch Interfering with Backswing on Teeing Ground |
| 13-2/14.5 | Branch Broken on Backswing and Swing Discontinued |
| 13-2/15 | Area of Intended Swing Improved by Removing Immovable Obstruction |
| 13-2/15.5 | Position of Ball Worsened When Obstruction Removed; Player Replaces Obstruction |
| 13-2/16 | Stake Supporting Tree Broken in Attempt to Remove It |
| 13-2/17 | Removal of Boundary Stake Interfering with Swing |
| 13-2/18 | Improving Position of Ball by Bending Boundary Fence |
| 13-2/19 | Improving Area of Intended Swing by Moving Growing or Fixed Object Situated Out of Bounds |
| 13-2/20 | Part of Fence Off Course Leans Across Boundary and Interferes with Swing |
| 13-2/21 | Area of Intended Swing Improved by Repairing Pitch-Mark Made by Ball on Previous Stroke |
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| 13-2/23 | Shaking Water from Tree Branch Interfering with Backswing |
| 13-2/24 | Area of Originally Intended Swing Improved by Breaking Branch; Area of Swing Finally Used Not Affected by Branch |
| 13-2/25 | Player Removes Boundary Post on Line of Play But Replaces It Before Playing |
| 13-2/26 | Natural Object Interfering with Swing Moved to Determine Whether It Is Loose |
| 13-2/27 | Probing Near Ball for Tree Roots |
| 13-2/28 | Smoothing Irregularities in Bunker Situated Between Ball and Hole |
| 13-2/29 | Worsening and Then Restoring Line of Play |
| 13-2/29.3 | Creating Footprints in Bunker on Line of Play When Required to Enter Bunker to Retrieve Ball |
| 13-2/29.5 | Extension of Line of Play Affected When Opponent or Fellow-Competitor Creates Footprints in Bunker |
| 13-2/30 | Testing Condition of Bunker Before Deciding Whether to Play Through It |
| 13-2/31 | Ball Outside Bunker; Stone in Bunker on Line of Play Pressed Down or Removed |
| 13-2/32 | Improving Line of Play by Removing Stone from Wall |
| 13-2/33 | Outside Agency Removes Immovable Obstruction on Player's Line of Play |
| 13-2/34 | Mopping Up Casual Water on Line of Play |
| 13-2/35 | Removal of Dew or Frost |
| 13-2/36 | Competitor Sanctions Repair of Spike Damage on His Line of Putt by Fellow-Competitor |
| 13-2/37 | Status of Moss or Creepers in Tree |
| 13-3/1 | Standing on Mat on Teeing Ground |
| 13-3/2 | Making Stroke While Kneeling on Towel |
| 13-3/3 | Knocking Down Side of Bunker to Get Level Stance |
| 13-3/5 | Player Builds Stance But Corrects Error Before Playing Stroke |
| 13-4/0.5 | Meaning of "Test the Condition of the Hazard" in Rule 13-4a |
| 13-4/1 | Touching Sand in Bunker When Ball Lies Outside Bunker |
| 13-4/2 | Leaning on Club in Hazard While Waiting to Play |
| 13-4/3 | Touching Ground in Hazard with Several Practice Swings |
| 13-4/3.5 | Player Uses Cane or Club to Enter or Leave Hazard When Ball Lies in Hazard |
| 13-4/4 | Touching Grass with Club During Practice Swing in Hazard |
| 13-4/5 | Touching Mound Made by Burrowing Animal with Backswing in Bunker |
| 13-4/6 | Touching Solidly Embedded Stone in Hazard with Club During Backswing |
| 13-4/7 | Touching Casual Water in Bunker with Club |
| 13-4/8 | When Club Touches Ground in Grass in Water Hazard |
| 13-4/9 | Player Creates and Smoothes Footprints in Bunker Prior to Making Stroke |
| 13-4/9.5 | Loose Impediment in Bunker Moved When Player Smoothes Sand in Bunker for Sole Purpose of Caring for Course |
| 13-4/10 | Referee Enters Bunker; Whether Player May Smooth Footprints |
| 13-4/11 | Smoothing Footprints Made in Search for Ball in Bunker Before Playing Stroke from Bunker |
| 13-4/12 | Ball Touched Accidentally with Club in Hazard But Not Moved |
| 13-4/13 | Accidentally Moving Loose Impediment in Hazard |
| 13-4/13.5 | Player Moves Loose Impediments When Approaching Ball in Hazard |
| 13-4/14 | Player Accidentally Kicks Pine Cone into Bunker and Picks It Up |
| 13-4/15 | Ball in Hazard Moves When Loose Impediment Removed |
| 13-4/16 | Removal of Loose Impediment in Water Hazard Covering Wrong Ball |
| 13-4/16.5 | Flying Insect in Water Hazard |
| 13-4/17 | Loose Impediment Removed from Water Hazard; Player Then Decides Not to Play from Hazard |
| 13-4/18 | Partner's, Opponent's or Fellow-Competitor's Divot Comes to Rest Near Player's Ball in Bunker |
| 13-4/18.5 | Pine Cone Falls from Tree and Comes to Rest Behind Ball Lying in Bunker |
| 13-4/19 | Condition of Bunker Altered by First Player to Play from It |
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| 13-4/21 | Rake Thrown into Bunker Before Stroke |
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| 13-4/24 | Stance in Bunker Taken Without Club |
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| 13-4/26 | Taking Stance in Bunker and Then Changing Clubs |
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| 13-4/28 | Grounding Club, Moving Loose Impediments and Improving Area of Intended Swing in Hazard |
| 13-4/29 | Grounding Club Outside Water Hazard When Playing Stroke at Ball in Hazard |
| 13-4/30 | Grounding Club on Bridge in Water Hazard |
| 13-4/31 | Touching Sand in Bunker During Backswing |
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| 13-4/33 | Bunker Covered by Leaves; Player Touches Leaves During Backswing |
| 13-4/34 | Touching Bare Earth Wall of Bunker on Backswing |
| 13-4/35 | Hitting Sand in Bunker with Club After Failing to Extricate Ball |
| 13-4/35.5 | Ball Played from Bunker onto Grass Bank; Player Hits Sand with Club; Ball Then Rolls Back into Bunker |
| 13-4/35.7 | Player Deems Ball Unplayable in Bunker, Lifts Ball and Then Removes Loose Impediment from Bunker |
| 13-4/35.8 | Player Deems Ball Unplayable in Bunker, Announces His Intention to Proceed Under Rule 28a Outside Bunker and Then Rakes Bunker on New Line of Play |
| 13-4/36 | Smoothing Irregularities in Bunker After Stroke But Before Ball Extricated |
| 13-4/37 | Ball Played from Bunker Is Out of Bounds or Lost; Player Tests Condition of Bunker or Smoothes Footprints Before Dropping Another Ball in Bunker |
| 13-4/37.5 | Player Smoothes Irregularities in Bunker After Playing Out Backwards; Smoothed Area on Line of Play |
| 13-4/38 | Sand Smoothed After Ball Played Out of Bunker; Ball Later Returns to Smoothed Area |
| 13-4/39 | Player Smoothes Irregularities in Bunker After Playing Out of Turn in Match Play; Opponent Then Recalls Stroke |
| 13-4/40 | Player Cleans Clubhead in Water Hazard When Ball Lies in Hazard |