diff --git a/CM.Email.Sdk/Models/Campaign.cs b/CM.Email.Sdk/Models/Campaign.cs
index cf77f2e..2d270ca 100644
--- a/CM.Email.Sdk/Models/Campaign.cs
+++ b/CM.Email.Sdk/Models/Campaign.cs
@@ -37,7 +37,7 @@ public class Campaign
         /// <summary>
         /// The datetime to schedule this campaign. This datetime is currently in the dutch timezone. Leave null if you want to send a campaign right away
         /// </summary>
-        public DateTime? ScheduledOn { get; set; }
+        public DateTime? ScheduledOnUtc { get; set; }
 
         /// <summary>
         /// The test percentage multiplier to use for your AB test newletter. This should be at least 0.10 (10%) or higher. Leave null if you want to send a newsletter or triggered campaign
@@ -57,7 +57,7 @@ public class Campaign
         /// <summary>
         /// The datetime to calculate the winning mailing and send it. This value is calculated automatically. This datetime is currently in the dutch timezone
         /// </summary>
-        public DateTime? SendToRemainingOn { get; set; }
+        public DateTime? SendToRemainingOnUtc { get; set; }
 
         /// <summary>
         /// The ID of the best performing mailing based on the TestDuration and TestMetricType. This value will be filled when the campaign has the PickedUpByFinisher state
@@ -77,16 +77,16 @@ public class Campaign
         /// <summary>
         /// When the campaign was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the campaign was last modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
 
         /// <summary>
         /// When the campaign was deleted
         /// </summary>
-        public DateTime? DeletedOn { get; set; }
+        public DateTime? DeletedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/CampaignStatisticDetail.cs b/CM.Email.Sdk/Models/CampaignStatisticDetail.cs
index 61addd2..7ead3f3 100644
--- a/CM.Email.Sdk/Models/CampaignStatisticDetail.cs
+++ b/CM.Email.Sdk/Models/CampaignStatisticDetail.cs
@@ -12,37 +12,37 @@ public class CampaignStatisticDetail
         /// <summary>
         /// DateTime the mail was sent on
         /// </summary>
-        public DateTime? SentOn { get; set; }
+        public DateTime? SentOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the mail was delivered on
         /// </summary>
-        public DateTime? DeliveredOn { get; set; }
+        public DateTime? DeliveredOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the user opened the mail
         /// </summary>
-        public DateTime? OpenedOn { get; set; }
+        public DateTime? OpenedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the mail has bounced on
         /// </summary>
-        public DateTime? BouncedOn { get; set; }
+        public DateTime? BouncedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the user complained on
         /// </summary>
-        public DateTime? ComplainedOn { get; set; }
+        public DateTime? ComplainedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the user unsubscirbed on
         /// </summary>
-        public DateTime? UnsubscribedOn { get; set; }
+        public DateTime? UnsubscribedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime it was blacklisted on. This means this recipient has caused a permanent bounce before, or unsubscribed and we haven't send to it with this campaign
         /// </summary>
-        public DateTime? BlacklistedOn { get; set; }
+        public DateTime? BlacklistedOnUtc { get; set; }
 
         /// <summary>
         /// How many links a user has clicked
diff --git a/CM.Email.Sdk/Models/CampaignTag.cs b/CM.Email.Sdk/Models/CampaignTag.cs
index 27da80b..fc25f7b 100644
--- a/CM.Email.Sdk/Models/CampaignTag.cs
+++ b/CM.Email.Sdk/Models/CampaignTag.cs
@@ -22,16 +22,16 @@ public class CampaignTag
         /// <summary>
         /// When the tag was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the tag was modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
 
         /// <summary>
         /// When the tag was deleted
         /// </summary>
-        public DateTime? DeletedOn { get; set; }
+        public DateTime? DeletedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/FromAddress.cs b/CM.Email.Sdk/Models/FromAddress.cs
index 0b8b92e..66e9bbe 100644
--- a/CM.Email.Sdk/Models/FromAddress.cs
+++ b/CM.Email.Sdk/Models/FromAddress.cs
@@ -27,16 +27,16 @@ public class FromAddress
         /// <summary>
         /// When the address was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the address was last modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
 
         /// <summary>
         /// When the address was deleted
         /// </summary>
-        public DateTime? DeletedOn { get; set; }
+        public DateTime? DeletedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/FromDomain.cs b/CM.Email.Sdk/Models/FromDomain.cs
index 93ae017..4d2f9f1 100644
--- a/CM.Email.Sdk/Models/FromDomain.cs
+++ b/CM.Email.Sdk/Models/FromDomain.cs
@@ -32,16 +32,16 @@ public class FromDomain
         /// <summary>
         /// When the from domain was created
         /// </summary>
-        public DateTime Createdon { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the from domain was modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
 
         /// <summary>
         /// When the from domain was deleted
         /// </summary>
-        public DateTime? DeletedOn { get; set; }
+        public DateTime? DeletedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/Mail.cs b/CM.Email.Sdk/Models/Mail.cs
index e6b8660..09602a6 100644
--- a/CM.Email.Sdk/Models/Mail.cs
+++ b/CM.Email.Sdk/Models/Mail.cs
@@ -87,11 +87,11 @@ public class Mail
         /// <summary>
         /// When the mail was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the mail was last modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/MailStatisticDetail.cs b/CM.Email.Sdk/Models/MailStatisticDetail.cs
index 047ba94..d290fa9 100644
--- a/CM.Email.Sdk/Models/MailStatisticDetail.cs
+++ b/CM.Email.Sdk/Models/MailStatisticDetail.cs
@@ -17,42 +17,42 @@ public class MailStatisticDetail
         /// <summary>
         /// When the mail was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the mail was sent on
         /// </summary>
-        public DateTime? SentOn { get; set; }
+        public DateTime? SentOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the mail was delivered on
         /// </summary>
-        public DateTime? DeliveredOn { get; set; }
+        public DateTime? DeliveredOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the user opened the mail
         /// </summary>
-        public DateTime? OpenedOn { get; set; }
+        public DateTime? OpenedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the mail has bounced on
         /// </summary>
-        public DateTime? BouncedOn { get; set; }
+        public DateTime? BouncedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the user complained on
         /// </summary>
-        public DateTime? ComplainedOn { get; set; }
+        public DateTime? ComplainedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime the user unsubscirbed on
         /// </summary>
-        public DateTime? UnsubscribedOn { get; set; }
+        public DateTime? UnsubscribedOnUtc { get; set; }
 
         /// <summary>
         /// DateTime it was blacklisted on. This means this recipient has caused a permanent bounce before, or unsubscribed and we haven't send to it with this mailing
         /// </summary>
-        public DateTime? BlacklistedOn { get; set; }
+        public DateTime? BlacklistedOnUtc { get; set; }
 
         /// <summary>
         /// How many links a user has clicked
diff --git a/CM.Email.Sdk/Models/Mailing.cs b/CM.Email.Sdk/Models/Mailing.cs
index 74b5429..b418ac0 100644
--- a/CM.Email.Sdk/Models/Mailing.cs
+++ b/CM.Email.Sdk/Models/Mailing.cs
@@ -62,16 +62,16 @@ public class Mailing
         /// <summary>
         /// When the mailing was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the mailing was last modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
 
         /// <summary>
         /// When the mailing was deleted
         /// </summary>
-        public DateTime? DeletedOn { get; set; }
+        public DateTime? DeletedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/Template.cs b/CM.Email.Sdk/Models/Template.cs
index 0a9210f..c625680 100644
--- a/CM.Email.Sdk/Models/Template.cs
+++ b/CM.Email.Sdk/Models/Template.cs
@@ -47,16 +47,16 @@ public class Template
         /// <summary>
         /// When the template was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the template was last modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
 
         /// <summary>
         /// When the template was deleted
         /// </summary>
-        public DateTime? DeletedOn { get; set; }
+        public DateTime? DeletedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/Unsubscription.cs b/CM.Email.Sdk/Models/Unsubscription.cs
index b2c9889..f27e658 100644
--- a/CM.Email.Sdk/Models/Unsubscription.cs
+++ b/CM.Email.Sdk/Models/Unsubscription.cs
@@ -27,11 +27,11 @@ public class Unsubscription
         /// <summary>
         /// When the address was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the address was last modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
     }
 }
diff --git a/CM.Email.Sdk/Models/Webhook.cs b/CM.Email.Sdk/Models/Webhook.cs
index 8b2ff23..a8deb9a 100644
--- a/CM.Email.Sdk/Models/Webhook.cs
+++ b/CM.Email.Sdk/Models/Webhook.cs
@@ -22,16 +22,16 @@ public class Webhook
         /// <summary>
         /// When the webhook was created
         /// </summary>
-        public DateTime CreatedOn { get; set; }
+        public DateTime CreatedOnUtc { get; set; }
 
         /// <summary>
         /// When the webhook was last modified
         /// </summary>
-        public DateTime ModifiedOn { get; set; }
+        public DateTime ModifiedOnUtc { get; set; }
 
         /// <summary>
         /// When the webhook was deleted
         /// </summary>
-        public DateTime? DeletedOn { get; set; }
+        public DateTime? DeletedOnUtc { get; set; }
     }
 }