diff --git a/Core/Helpers/QuestHelper.cs b/Core/Helpers/QuestHelper.cs
index 603249c5..d63e3139 100644
--- a/Core/Helpers/QuestHelper.cs
+++ b/Core/Helpers/QuestHelper.cs
@@ -139,7 +139,14 @@ public class QuestHelper
     /// <returns>true if loyalty is high enough to fulfill quest requirement</returns>
     public bool TraderLoyaltyLevelRequirementCheck(QuestCondition questProperties, PmcData profile)
     {
-        throw new System.NotImplementedException();
+        var requiredLoyaltyLevel = questProperties.Value as int?;
+        if (!profile.TradersInfo.TryGetValue(questProperties.Target, out var trader))
+        {
+            _logger.Error(
+                _localisationService.GetText("quest-unable_to_find_trader_in_profile", questProperties.Target));
+        }
+
+        return CompareAvailableForValues(trader.LoyaltyLevel.Value, requiredLoyaltyLevel.Value, questProperties.CompareMethod);
     }
 
     /// <summary>