diff --git a/Source/StrongGrid.IntegrationTests/Tests/Mail.cs b/Source/StrongGrid.IntegrationTests/Tests/Mail.cs
index 980d200b..056b9935 100644
--- a/Source/StrongGrid.IntegrationTests/Tests/Mail.cs
+++ b/Source/StrongGrid.IntegrationTests/Tests/Mail.cs
@@ -63,11 +63,6 @@ public async Task RunAsync(IBaseClient client, TextWriter log, CancellationToken
 				{
 					Enabled = true
 				},
-				Bcc = new BccSettings
-				{
-					Enabled = true,
-					EmailAddress = "recipient3@mailinator.com"
-				},
 				BypassListManagement = new BypassListManagementSettings
 				{
 					Enabled = false
diff --git a/Source/StrongGrid.IntegrationTests/Tests/Settings.cs b/Source/StrongGrid.IntegrationTests/Tests/Settings.cs
index a28e0e43..519f99fc 100644
--- a/Source/StrongGrid.IntegrationTests/Tests/Settings.cs
+++ b/Source/StrongGrid.IntegrationTests/Tests/Settings.cs
@@ -33,6 +33,16 @@ public async Task RunAsync(IBaseClient client, TextWriter log, CancellationToken
 				await log.WriteLineAsync($"  - {mailSetting.Title}: {(mailSetting.Enabled ? "Enabled" : "Not enabled")}").ConfigureAwait(false);
 			}
 
+			var bccSettings = await client.Settings.GetBccMailSettingsAsync(null, cancellationToken).ConfigureAwait(false);
+			await log.WriteLineAsync("BCC settings retrieved:").ConfigureAwait(false);
+			await log.WriteLineAsync($"  - Enabled: {bccSettings.Enabled}").ConfigureAwait(false);
+			await log.WriteLineAsync($"  - Address: {bccSettings.EmailAddress}").ConfigureAwait(false);
+
+			var updatedBccSettings = await client.Settings.UpdateBccMailSettingsAsync(false, null, null, cancellationToken).ConfigureAwait(false);
+			await log.WriteLineAsync("BCC settings updated:").ConfigureAwait(false);
+			await log.WriteLineAsync($"  - Enabled: {updatedBccSettings.Enabled}").ConfigureAwait(false);
+			await log.WriteLineAsync($"  - Address: {updatedBccSettings.EmailAddress}").ConfigureAwait(false);
+
 			var clickTrackingSettings = await client.Settings.GetClickTrackingSettingsAsync(null, cancellationToken).ConfigureAwait(false);
 			await log.WriteLineAsync("Click tracking settings retrieved:").ConfigureAwait(false);
 			await log.WriteLineAsync($"  - Enabled in text content: {clickTrackingSettings.EnabledInTextContent}").ConfigureAwait(false);
diff --git a/Source/StrongGrid/Models/BccSettings.cs b/Source/StrongGrid/Models/BccSettings.cs
index f878fa14..1a4d1c86 100644
--- a/Source/StrongGrid/Models/BccSettings.cs
+++ b/Source/StrongGrid/Models/BccSettings.cs
@@ -1,4 +1,4 @@
-using Newtonsoft.Json;
+using Newtonsoft.Json;
 
 namespace StrongGrid.Models
 {
@@ -13,7 +13,7 @@ public class BccSettings
 		/// <value>
 		///   <c>true</c> if enabled; otherwise, <c>false</c>.
 		/// </value>
-		[JsonProperty("enable", NullValueHandling = NullValueHandling.Ignore)]
+		[JsonProperty("enable")]
 		public bool Enabled { get; set; }
 
 		/// <summary>
@@ -22,7 +22,7 @@ public class BccSettings
 		/// <value>
 		/// The email address.
 		/// </value>
-		[JsonProperty("email", NullValueHandling = NullValueHandling.Ignore)]
+		[JsonProperty("email")]
 		public string EmailAddress { get; set; }
 	}
 }
diff --git a/Source/StrongGrid/Models/MailSettings.cs b/Source/StrongGrid/Models/MailSettings.cs
index 75d635ef..fc1b3b6f 100644
--- a/Source/StrongGrid/Models/MailSettings.cs
+++ b/Source/StrongGrid/Models/MailSettings.cs
@@ -1,4 +1,4 @@
-using Newtonsoft.Json;
+using Newtonsoft.Json;
 
 namespace StrongGrid.Models
 {
@@ -7,15 +7,6 @@ namespace StrongGrid.Models
 	/// </summary>
 	public class MailSettings
 	{
-		/// <summary>
-		/// Gets or sets the BCC.
-		/// </summary>
-		/// <value>
-		/// The BCC.
-		/// </value>
-		[JsonProperty("bcc", NullValueHandling = NullValueHandling.Ignore)]
-		public BccSettings Bcc { get; set; }
-
 		/// <summary>
 		/// Gets or sets the bypass list management.
 		/// </summary>
diff --git a/Source/StrongGrid/Resources/ISettings.cs b/Source/StrongGrid/Resources/ISettings.cs
index 0e603f2f..7996f1de 100644
--- a/Source/StrongGrid/Resources/ISettings.cs
+++ b/Source/StrongGrid/Resources/ISettings.cs
@@ -1,5 +1,6 @@
 using StrongGrid.Models;
 using StrongGrid.Utilities;
+using System;
 using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
@@ -197,6 +198,7 @@ public interface ISettings
 		/// <returns>
 		/// The <see cref="EmailAddressSetting" />.
 		/// </returns>
+		[Obsolete("As of august 2020, SendGrid has retired BCC mail settings.")]
 		Task<EmailAddressSetting> GetBccMailSettingsAsync(string onBehalfOf = null, CancellationToken cancellationToken = default);
 
 		/// <summary>
@@ -209,6 +211,7 @@ public interface ISettings
 		/// <returns>
 		/// The <see cref="EmailAddressSetting" />.
 		/// </returns>
+		[Obsolete("As of august 2020, SendGrid has retired BCC mail settings.")]
 		Task<EmailAddressSetting> UpdateBccMailSettingsAsync(bool enabled, string email, string onBehalfOf = null, CancellationToken cancellationToken = default);
 
 		/// <summary>
diff --git a/Source/StrongGrid/Resources/Mail.cs b/Source/StrongGrid/Resources/Mail.cs
index 1c77c9ea..c0aa1bab 100644
--- a/Source/StrongGrid/Resources/Mail.cs
+++ b/Source/StrongGrid/Resources/Mail.cs
@@ -188,12 +188,6 @@ public async Task<string> SendAsync(
 			numberOfRecipients += personalizationsCopy.Sum(p => p.Bcc?.Count(r => r != null) ?? 0);
 			if (numberOfRecipients >= 1000) throw new ArgumentOutOfRangeException(nameof(numberOfRecipients), numberOfRecipients, "The total number of recipients must be less than 1000");
 
-			// SendGrid throws an unhelpful error when the Bcc email address is an empty string
-			if (mailSettings?.Bcc != null && string.IsNullOrWhiteSpace(mailSettings.Bcc.EmailAddress))
-			{
-				mailSettings.Bcc.EmailAddress = null;
-			}
-
 			var isDynamicTemplate = Template.IsDynamic(templateId);
 			var personalizationConverter = new MailPersonalizationConverter(isDynamicTemplate);
 
diff --git a/Source/StrongGrid/Resources/Settings.cs b/Source/StrongGrid/Resources/Settings.cs
index 3fe2a7d5..905ca1e9 100644
--- a/Source/StrongGrid/Resources/Settings.cs
+++ b/Source/StrongGrid/Resources/Settings.cs
@@ -2,6 +2,7 @@
 using Pathoschild.Http.Client;
 using StrongGrid.Models;
 using StrongGrid.Utilities;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
@@ -369,6 +370,7 @@ public Task<GlobalSetting[]> GetAllMailSettingsAsync(int limit = 25, int offset
 		/// <returns>
 		/// The <see cref="EmailAddressSetting" />.
 		/// </returns>
+		[Obsolete("As of august 2020, SendGrid has retired BCC mail settings.")]
 		public Task<EmailAddressSetting> GetBccMailSettingsAsync(string onBehalfOf = null, CancellationToken cancellationToken = default)
 		{
 			return _client
@@ -388,6 +390,7 @@ public Task<EmailAddressSetting> GetBccMailSettingsAsync(string onBehalfOf = nul
 		/// <returns>
 		/// The <see cref="EmailAddressSetting" />.
 		/// </returns>
+		[Obsolete("As of august 2020, SendGrid has retired BCC mail settings.")]
 		public Task<EmailAddressSetting> UpdateBccMailSettingsAsync(bool enabled, string email, string onBehalfOf = null, CancellationToken cancellationToken = default)
 		{
 			var bccMailSettings = new EmailAddressSetting