diff --git a/EnvelopeGenerator.Application/Contracts/IConfigService.cs b/EnvelopeGenerator.Application/Contracts/IConfigService.cs
index 713c4d30..07d1fc8c 100644
--- a/EnvelopeGenerator.Application/Contracts/IConfigService.cs
+++ b/EnvelopeGenerator.Application/Contracts/IConfigService.cs
@@ -10,6 +10,9 @@ namespace EnvelopeGenerator.Application.Contracts
     {
         Task<DataResult<ConfigDto>> ReadFirstAsync();
 
-        async Task<DataResult<ConfigDto>> ReadDefaultAsync() => await ReadFirstAsync();
-    }
+        Task<ConfigDto> ReadDefaultAsync();
+
+        Task<string> ReadDefaultSignatureHost();
+
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/Contracts/IEnvelopeReceiverService.cs b/EnvelopeGenerator.Application/Contracts/IEnvelopeReceiverService.cs
index cf55acbf..a5b5a086 100644
--- a/EnvelopeGenerator.Application/Contracts/IEnvelopeReceiverService.cs
+++ b/EnvelopeGenerator.Application/Contracts/IEnvelopeReceiverService.cs
@@ -17,7 +17,9 @@ namespace EnvelopeGenerator.Application.Contracts
 
         Task<DataResult<EnvelopeReceiverDto>> ReadByEnvelopeReceiverIdAsync(string envelopeReceiverId, bool withEnvelope = true, bool withReceiver = true);
 
-        Task<DataResult<bool>> VerifyAccessCodeAsync(string uuid, string signature, string accessCode);
+        Task<DataResult<string>> ReadAccessCodeByIdAsync(int envelopeId, int receiverId);
+        
+		Task<DataResult<bool>> VerifyAccessCodeAsync(string uuid, string signature, string accessCode);
 
         Task<DataResult<bool>> VerifyAccessCodeAsync(string envelopeReceiverId, string accessCode);
 
diff --git a/EnvelopeGenerator.Application/DTOs/EnvelopeDto.cs b/EnvelopeGenerator.Application/DTOs/EnvelopeDto.cs
index ced6f7f3..574dd9df 100644
--- a/EnvelopeGenerator.Application/DTOs/EnvelopeDto.cs
+++ b/EnvelopeGenerator.Application/DTOs/EnvelopeDto.cs
@@ -1,38 +1,66 @@
-using DigitalData.UserManager.Domain.Entities;
+using DigitalData.EmailProfilerDispatcher.Domain.Attributes;
+using DigitalData.UserManager.Application.DTOs.User;
+using DigitalData.UserManager.Domain.Entities;
 using EnvelopeGenerator.Application.DTOs.EnvelopeHistory;
 using EnvelopeGenerator.Domain.Entities;
 
 namespace EnvelopeGenerator.Application.DTOs
 {
-    public record EnvelopeDto(
-        int Id,
-        int UserId,
-        int Status,
-        string Uuid,
-        string Message,
-        DateTime? ExpiresWhen,
-        DateTime? ExpiresWarningWhen,
-        DateTime AddedWhen,
-        DateTime? ChangedWhen,
-        string Title,
-        int? ContractType,
-        string Language,
-        bool? SendReminderEmails,
-        int? FirstReminderDays,
-        int? ReminderIntervalDays,
-        int? EnvelopeTypeId,
-        int? CertificationType,
-        bool? UseAccessCode,
-        int? FinalEmailToCreator,
-        int? FinalEmailToReceivers,
-        int? ExpiresWhenDays,
-        int? ExpiresWarningWhenDays,
-        bool DmzMoved,
-        User? User,
-        EnvelopeType? EnvelopeType,
-        string? EnvelopeTypeTitle,
-        bool IsAlreadySent,
-        string? StatusTranslated,
-        string? ContractTypeTranslated,
-        IEnumerable<EnvelopeDocumentDto>? Documents);
+    public record EnvelopeDto()
+    {
+		public int Id { get; set; }
+
+		public int UserId { get; set; }
+
+		public int Status { get; set; }
+
+		public string Uuid { get; set; }
+
+		[TemplatePlaceholder("[MESSAGE]")]
+		public string Message { get; set; }
+		public DateTime? ExpiresWhen { get; set; }
+		public DateTime? ExpiresWarningWhen { get; set; }
+		public DateTime AddedWhen { get; set; }
+		public DateTime? ChangedWhen { get; set; }
+
+		[TemplatePlaceholder("[DOCUMENT_TITLE]")]
+		public string Title { get; set; }
+
+		public int? ContractType { get; set; }
+
+		public string Language { get; set; }
+
+		public bool? SendReminderEmails { get; set; }
+
+		public int? FirstReminderDays { get; set; }
+
+		public int? ReminderIntervalDays { get; set; }
+
+		public int? EnvelopeTypeId { get; set; }
+
+		public int? CertificationType { get; set; }
+
+		public bool? UseAccessCode { get; set; }
+
+		public int? FinalEmailToCreator { get; set; }
+
+		public int? FinalEmailToReceivers { get; set; }
+
+		public int? ExpiresWhenDays { get; set; }
+
+		public int? ExpiresWarningWhenDays { get; set; }
+
+		public bool DmzMoved { get; set; }
+		public UserReadDto? User { get; set; }
+		public EnvelopeType? EnvelopeType { get; set; }
+
+		public string? EnvelopeTypeTitle { get; set; }
+
+		public bool IsAlreadySent { get; set; }
+
+		public string? StatusTranslated { get; set; }
+
+		public string? ContractTypeTranslated { get; set; }
+		public IEnumerable<EnvelopeDocumentDto>? Documents { get; set; }
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/DTOs/EnvelopeReceiverDto.cs b/EnvelopeGenerator.Application/DTOs/EnvelopeReceiverDto.cs
index c65f62d3..c9c74fa6 100644
--- a/EnvelopeGenerator.Application/DTOs/EnvelopeReceiverDto.cs
+++ b/EnvelopeGenerator.Application/DTOs/EnvelopeReceiverDto.cs
@@ -1,15 +1,32 @@
-namespace EnvelopeGenerator.Application.DTOs
+using DigitalData.EmailProfilerDispatcher.Domain.Attributes;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Text.Json.Serialization;
+
+namespace EnvelopeGenerator.Application.DTOs
 {
-    public record EnvelopeReceiverDto(
-        int EnvelopeId,
-        int ReceiverId,
-        int Sequence,
-        string? Name,
-        string? JobTitle,
-        string? CompanyName,
-        string? PrivateMessage,
-        DateTime AddedWhen,
-        DateTime? ChangedWhen,
-        EnvelopeDto? Envelope,
-        ReceiverDto? Receiver);
+    public record EnvelopeReceiverDto()
+    {
+		public int EnvelopeId { get; set; }
+
+		public int ReceiverId { get; set; }
+
+		public int Sequence { get; set; }
+
+		[TemplatePlaceholder("[NAME_RECEIVER]")]
+		public string? Name { get; set; }
+
+		public string? JobTitle { get; set; }
+
+		public string? CompanyName { get; set; }
+
+		public string? PrivateMessage { get; set; }
+		
+		public DateTime AddedWhen { get; set; }
+		
+		public DateTime? ChangedWhen { get; set; }
+				
+		public EnvelopeDto? Envelope { get; set; }
+
+		public ReceiverDto? Receiver { get; set; }
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/DispatcherConfig.cs b/EnvelopeGenerator.Application/DispatcherConfig.cs
new file mode 100644
index 00000000..036ff8a2
--- /dev/null
+++ b/EnvelopeGenerator.Application/DispatcherConfig.cs
@@ -0,0 +1,13 @@
+namespace EnvelopeGenerator.Application
+{
+	public class DispatcherConfig
+	{
+		public int SendingProfile { get; init; } = 1;
+
+		public string AddedWho { get; init; } = "DDEnvelopGenerator";
+
+		public int ReminderTypeId { get; init; } = 202377;
+
+		public string EmailAttmt1 { get; init; } = string.Empty;
+	}
+}
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/EnvelopeGeneratorExtensions.cs b/EnvelopeGenerator.Application/EnvelopeGeneratorExtensions.cs
index 9166b90e..b5b1c27f 100644
--- a/EnvelopeGenerator.Application/EnvelopeGeneratorExtensions.cs
+++ b/EnvelopeGenerator.Application/EnvelopeGeneratorExtensions.cs
@@ -102,7 +102,16 @@ namespace EnvelopeGenerator.Application
         /// <returns>The receiver signature.</returns>
         public static string? GetReceiverSignature(this string envelopeReceiverId) => envelopeReceiverId.DecodeEnvelopeReceiverId().ReceiverSignature;
 
-        public static void LogEnvelopeError(this ILogger logger, string envelopeReceiverId, Exception? exception = null, string? message = null, params object?[] args)
+		public static string EncodeEnvelopeReceiverId(this (string envelopeUuid, string receiverSignature) input)
+		{
+			string combinedString = $"{input.envelopeUuid}::{input.receiverSignature}";
+			byte[] bytes = Encoding.UTF8.GetBytes(combinedString);
+			string base64String = Convert.ToBase64String(bytes);
+
+			return base64String;
+		}
+
+		public static void LogEnvelopeError(this ILogger logger, string envelopeReceiverId, Exception? exception = null, string? message = null, params object?[] args)
         {
             var sb = new StringBuilder().AppendLine(envelopeReceiverId.DecodeEnvelopeReceiverId().ToTitle());
 
diff --git a/EnvelopeGenerator.Application/Services/ConfigService.cs b/EnvelopeGenerator.Application/Services/ConfigService.cs
index 06cd4e8b..eab5e595 100644
--- a/EnvelopeGenerator.Application/Services/ConfigService.cs
+++ b/EnvelopeGenerator.Application/Services/ConfigService.cs
@@ -6,22 +6,57 @@ using EnvelopeGenerator.Application.DTOs;
 using EnvelopeGenerator.Application.Resources;
 using EnvelopeGenerator.Domain.Entities;
 using EnvelopeGenerator.Infrastructure.Contracts;
+using Microsoft.Extensions.Caching.Memory;
 using Microsoft.Extensions.Localization;
-
+using Microsoft.Extensions.Logging;
 namespace EnvelopeGenerator.Application.Services
 {
     public class ConfigService : BasicCRUDService<IConfigRepository, ConfigDto, Config, int>, IConfigService
     {
-        public ConfigService(IConfigRepository repository, IStringLocalizer<Resource> localizer, IMapper mapper) : base(repository, localizer, mapper)
+		private static readonly Guid DefaultConfigCacheId = Guid.NewGuid();
+
+		private readonly IMemoryCache _cache;
+        private readonly ILogger<ConfigService> _logger;
+		public ConfigService(IConfigRepository repository, IStringLocalizer<Resource> localizer, IMapper mapper, IMemoryCache memoryCache, ILogger<ConfigService> logger) : base(repository, localizer, mapper)
         {
+			_cache = memoryCache;
+            _logger = logger;
         }
 
         public async Task<DataResult<ConfigDto>> ReadFirstAsync()
         {
             var config = await _repository.ReadFirstAsync();
-            return config is null ? Result.Fail<ConfigDto>().Message("There is no configuration in DB.") : Result.Success(_mapper.MapOrThrow<ConfigDto>(config));
+            return config is null 
+                ? Result.Fail<ConfigDto>().Notice(LogLevel.Error, Flag.DataIntegrityIssue, "There is no configuration in DB.")
+                : Result.Success(_mapper.MapOrThrow<ConfigDto>(config));
         }
 
-        public async Task<DataResult<ConfigDto>> ReadDefaultAsync() => await ReadFirstAsync();
+		/// <summary>
+		/// Reads the default configuration asynchronously.
+		/// </summary>
+		/// <remarks>
+		/// The configuration is cached in memory upon the first retrieval. If the configuration is updated, 
+		/// the application needs to be restarted for the changes to take effect as the memory cache will not be updated automatically.
+		/// </remarks>
+		/// <returns>
+		/// A task that represents the asynchronous read operation. The task result contains the default configuration as a <see cref="ConfigDto"/>.
+		/// </returns>
+		/// <exception cref="InvalidOperationException">
+		/// Thrown when the default configuration cannot be found.
+		/// </exception>
+		public async Task<ConfigDto> ReadDefaultAsync()
+        {
+            var config = await _cache.GetOrCreateAsync(DefaultConfigCacheId, _ => ReadFirstAsync().ThenAsync(
+                    Success: config => config,
+                    Fail: (mssg, ntc) =>
+                    {
+                        _logger.LogNotice(ntc);
+                        throw new InvalidOperationException("Default configuration cannot find.");
+                    }));
+
+            return config!;
+        }
+
+        public async Task<string> ReadDefaultSignatureHost() => (await ReadDefaultAsync()).SignatureHost;
     }
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs b/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs
index ba4fc73c..fc690a22 100644
--- a/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs
+++ b/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs
@@ -7,30 +7,93 @@ using DigitalData.UserManager.Application;
 using EnvelopeGenerator.Application.Contracts;
 using EnvelopeGenerator.Application.DTOs;
 using EnvelopeGenerator.Common;
-using Microsoft.Extensions.Caching.Memory;
 using Microsoft.Extensions.Localization;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using static EnvelopeGenerator.Common.Constants;
 
 namespace EnvelopeGenerator.Application.Services
 {
-    public class EnvelopeMailService : EmailOutService<Resource>, IEnvelopeMailService
+	public class EnvelopeMailService : EmailOutService<Resource>, IEnvelopeMailService
     {
-        private readonly IEmailTemplateService _tempService;
-        private readonly IMemoryCache _cache;
+		private readonly IEmailTemplateService _tempService;
+		private readonly IEnvelopeReceiverService _envRcvService;
+		private readonly DispatcherConfig _dConfig;
+		private readonly IConfigService _configService;
 
-        public EnvelopeMailService(IEmailOutRepository repository, IStringLocalizer<Resource> localizer, IMapper mapper, IEmailTemplateService tempService, IMemoryCache cache) : base(repository, localizer, mapper)
+        public EnvelopeMailService(IEmailOutRepository repository, IStringLocalizer<Resource> localizer, IMapper mapper, IEmailTemplateService tempService, IEnvelopeReceiverService envelopeReceiverService, IOptions<DispatcherConfig> dispatcherConfigOptions, IConfigService configService) : base(repository, localizer, mapper)
         {
             _tempService = tempService;
-            _cache = cache;
+			_envRcvService = envelopeReceiverService;
+			_dConfig = dispatcherConfigOptions.Value;
+			_configService = configService;
         }
 
-        public Task<DataResult<int>> SendAccessCodeAsync(EnvelopeReceiverDto envelopeReceiverDto)
-        {
-            throw new NotImplementedException();
-        }
+		//TODO: create ioptions and implement TemplatePlaceHolderAttribute instead of this method
+		private async Task<Dictionary<string, string>> CreatePlaceholders(string? accessCode = null, EnvelopeReceiverDto? envelopeReceiverDto = null)
+		{
+			Dictionary<string, string> placeholders = new() {
+				{ "[NAME_PORTAL]", "signFlow" },
+				{ "[SIGNATURE_TYPE]" , "signieren"},
+				{ "[REASON]", string.Empty } };
 
-        public Task<DataResult<int>> SendAsync(EnvelopeReceiverDto envelopeReceiverDto, Constants.EmailTemplateType tempType)
+			if (accessCode is not null)
+				placeholders["[DOCUMENT_ACCESS_CODE]"] = accessCode;
+
+			if(envelopeReceiverDto is not null && envelopeReceiverDto.Envelope is not null && envelopeReceiverDto.Receiver is not null)
+			{
+				var erId = (envelopeReceiverDto.Envelope.Uuid, envelopeReceiverDto.Receiver.Signature).EncodeEnvelopeReceiverId();
+				var sigHost = await _configService.ReadDefaultSignatureHost();
+				var linkToDoc = $"{sigHost}/envelope/{erId}";
+				placeholders["[LINK_TO_DOCUMENT]"] = linkToDoc;
+				placeholders["[LINK_TO_DOCUMENT_TEXT]"] = linkToDoc[..Math.Min(40, linkToDoc.Length)];
+			}
+
+			return placeholders;
+		}
+
+		public async Task<DataResult<int>> SendAccessCodeAsync(EnvelopeReceiverDto dto) => await SendAsync(dto: dto, tempType: Constants.EmailTemplateType.DocumentAccessCodeReceived);
+
+        public async Task<DataResult<int>> SendAsync(EnvelopeReceiverDto dto, Constants.EmailTemplateType tempType)
         {
-            throw new NotImplementedException();
-        }
-    }
+			var tempSerResult = await _tempService.ReadByNameAsync(tempType);
+			if (tempSerResult.IsFailed)
+				return tempSerResult.ToFail<int>().Notice(LogLevel.Error, Flag.DataIntegrityIssue, $"The email cannot send because '{tempType}' template cannot found.");
+			var temp = tempSerResult.Data;
+
+			var mail = new EmailOutCreateDto()
+			{
+				EmailAddress = dto.Receiver!.EmailAddress,
+				EmailSubj = temp.Subject,
+				EmailBody = temp.Body,
+				//email_type = envelope_status,
+				//message = envelope_message,
+				ReferenceId = dto.EnvelopeId,               //REFERENCE_ID = ENVELOPE_ID
+				ReferenceString = dto!.Envelope!.Uuid,		//REFERENCE_STRING = ENVELOPE_UUID
+				//receiver_name = receiver.name,
+				//receiver_access_code = receiver.access_code,
+				//sender_adress = envelope.user.email,
+				//sender_name = envelope.user.full_name,
+				//envelope_title = envelope.title,
+				ReminderTypeId = _dConfig.ReminderTypeId,
+				SendingProfile = _dConfig.SendingProfile,
+				EntityId = null,
+				WfId = (int) EnvelopeStatus.MessageAccessCodeSent,
+				WfReference = null,
+				AddedWho = _dConfig.AddedWho,
+				EmailAttmt1 = _dConfig.EmailAttmt1
+			};
+
+			//get acccess code
+			var acResult = await _envRcvService.ReadAccessCodeByIdAsync(envelopeId: dto.EnvelopeId, receiverId: dto.ReceiverId);
+			if (acResult.IsFailed)
+				return acResult.ToFail<int>().Notice(LogLevel.Error, "Therefore, access code cannot be sent");
+			var accessCode = acResult.Data;
+			
+			var placeholders = await CreatePlaceholders(accessCode: accessCode, envelopeReceiverDto: dto);
+
+			return await CreateWithTemplateAsync(createDto: mail,placeholders: placeholders,
+				dto, dto.Envelope.User!, dto.Envelope);
+		}
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/Services/EnvelopeReceiverService.cs b/EnvelopeGenerator.Application/Services/EnvelopeReceiverService.cs
index 8c4b9567..a194db7b 100644
--- a/EnvelopeGenerator.Application/Services/EnvelopeReceiverService.cs
+++ b/EnvelopeGenerator.Application/Services/EnvelopeReceiverService.cs
@@ -104,5 +104,13 @@ namespace EnvelopeGenerator.Application.Services
             int count = await _repository.CountAsync(uuid:uuid, signature:signature);
             return Result.Success(count > 0);
         }
-    }
+
+		public async Task<DataResult<string>> ReadAccessCodeByIdAsync(int envelopeId, int receiverId)
+		{
+            var code = await _repository.ReadAccessCodeByIdAsync(envelopeId: envelopeId, receiverId: receiverId);
+            return code is null ? 
+                Result.Fail<string>().Notice(LogLevel.Error, Flag.DataIntegrityIssue, $"Access code is null. Envelope ID is {envelopeId} and receiver ID {receiverId}")
+                : Result.Success(code);
+		}
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/Services/ReceiverService.cs b/EnvelopeGenerator.Application/Services/ReceiverService.cs
index 9fc76b95..77a2d33d 100644
--- a/EnvelopeGenerator.Application/Services/ReceiverService.cs
+++ b/EnvelopeGenerator.Application/Services/ReceiverService.cs
@@ -6,6 +6,7 @@ using EnvelopeGenerator.Application.DTOs;
 using EnvelopeGenerator.Domain.Entities;
 using EnvelopeGenerator.Infrastructure.Contracts;
 using EnvelopeGenerator.Application.Resources;
+using Microsoft.AspNetCore.Mvc;
 
 namespace EnvelopeGenerator.Application.Services
 {
diff --git a/EnvelopeGenerator.Infrastructure/Contracts/IEnvelopeReceiverRepository.cs b/EnvelopeGenerator.Infrastructure/Contracts/IEnvelopeReceiverRepository.cs
index 8f6b15dc..995468cf 100644
--- a/EnvelopeGenerator.Infrastructure/Contracts/IEnvelopeReceiverRepository.cs
+++ b/EnvelopeGenerator.Infrastructure/Contracts/IEnvelopeReceiverRepository.cs
@@ -14,5 +14,9 @@ namespace EnvelopeGenerator.Infrastructure.Contracts
         Task<string?> ReadAccessCodeAsync(string uuid, string signature);
 
         Task<int> CountAsync(string uuid, string signature);
+
+		Task<EnvelopeReceiver?> ReadByIdAsync(int envelopeId, int receiverId);
+
+		Task<string?> ReadAccessCodeByIdAsync(int envelopeId, int receiverId);
     }
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Infrastructure/EGDbContext.cs b/EnvelopeGenerator.Infrastructure/EGDbContext.cs
index 4028b4c2..1436cb82 100644
--- a/EnvelopeGenerator.Infrastructure/EGDbContext.cs
+++ b/EnvelopeGenerator.Infrastructure/EGDbContext.cs
@@ -1,4 +1,5 @@
-using EnvelopeGenerator.Domain.Entities;
+using DigitalData.EmailProfilerDispatcher.Domain.Entities;
+using EnvelopeGenerator.Domain.Entities;
 using Microsoft.EntityFrameworkCore;
 
 namespace DigitalData.UserManager.Infrastructure.Repositories
@@ -26,6 +27,7 @@ namespace DigitalData.UserManager.Infrastructure.Repositories
             modelBuilder.Entity<EnvelopeType>();
             modelBuilder.Entity<Receiver>();
             modelBuilder.Entity<UserReceiver>();
+            modelBuilder.Entity<EmailOut>();
 
             // Configure the one-to-many relationship of Envelope
             modelBuilder.Entity<Envelope>()
diff --git a/EnvelopeGenerator.Infrastructure/EnvelopeGenerator.Infrastructure.csproj b/EnvelopeGenerator.Infrastructure/EnvelopeGenerator.Infrastructure.csproj
index fdeb1594..0c54eb88 100644
--- a/EnvelopeGenerator.Infrastructure/EnvelopeGenerator.Infrastructure.csproj
+++ b/EnvelopeGenerator.Infrastructure/EnvelopeGenerator.Infrastructure.csproj
@@ -26,6 +26,9 @@
     <Reference Include="DigitalData.Core.Infrastructure">
       <HintPath>..\..\WebCoreModules\DigitalData.Core.Infrastructure\bin\Debug\net7.0\DigitalData.Core.Infrastructure.dll</HintPath>
     </Reference>
+    <Reference Include="DigitalData.EmailProfilerDispatcher.Domain">
+      <HintPath>..\..\EmailProfilerDispatcher\DigitalData.EmailProfilerDispatcher.Application\bin\Debug\net7.0\DigitalData.EmailProfilerDispatcher.Domain.dll</HintPath>
+    </Reference>
     <Reference Include="DigitalData.UserManager.Domain">
       <HintPath>..\..\WebUserManager\DigitalData.UserManager.Domain\bin\Debug\net7.0\DigitalData.UserManager.Domain.dll</HintPath>
     </Reference>
diff --git a/EnvelopeGenerator.Infrastructure/Repositories/EnvlopeReceiverRepository.cs b/EnvelopeGenerator.Infrastructure/Repositories/EnvlopeReceiverRepository.cs
index 21c07088..30abf0da 100644
--- a/EnvelopeGenerator.Infrastructure/Repositories/EnvlopeReceiverRepository.cs
+++ b/EnvelopeGenerator.Infrastructure/Repositories/EnvlopeReceiverRepository.cs
@@ -49,5 +49,17 @@ namespace EnvelopeGenerator.Infrastructure.Repositories
                 .FirstOrDefaultAsync();
 
         public async Task<int> CountAsync(string uuid, string signature) => await ReadWhere(uuid: uuid, signature: signature).CountAsync();
-    }
+
+		public IQueryable<EnvelopeReceiver> ReadById(int envelopeId, int receiverId) => _dbSet
+            .Where(er => er.EnvelopeId == envelopeId && er.ReceiverId == receiverId);
+
+        public async Task<EnvelopeReceiver?> ReadByIdAsync(int envelopeId, int receiverId) 
+            => await ReadById(envelopeId: envelopeId, receiverId: receiverId)
+            .FirstOrDefaultAsync();
+
+        public async Task<string?> ReadAccessCodeByIdAsync(int envelopeId, int receiverId)
+            => await ReadById(envelopeId: envelopeId, receiverId: receiverId)
+            .Select(er => er.AccessCode)
+            .FirstOrDefaultAsync();		
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Controllers/ControllerBaseExtensions.cs b/EnvelopeGenerator.Web/Controllers/ControllerBaseExtensions.cs
index e7e63308..a505e848 100644
--- a/EnvelopeGenerator.Web/Controllers/ControllerBaseExtensions.cs
+++ b/EnvelopeGenerator.Web/Controllers/ControllerBaseExtensions.cs
@@ -42,11 +42,18 @@ namespace EnvelopeGenerator.Web.Controllers
             Body = "Wenn Sie diese URL in Ihrer E-Mail erhalten haben, wenden Sie sich bitte an das IT-Team."
         });
 
-        public static ViewResult ViewInnerServiceError(this Controller controller) => controller.ViewError(new()
+		public static ViewResult ViewAccessCodeNotSent(this Controller controller) => controller.ViewError(new()
+		{
+			Title = "500",
+			Subtitle = "Der Zugangscode konnte nicht gesendet werden",
+			Body = "Bitte kontaktieren Sie das IT-Team."
+		});
+
+		public static ViewResult ViewInnerServiceError(this Controller controller) => controller.ViewError(new()
         {
             Title = "500",
             Subtitle = "Ein unerwarteter Fehler ist aufgetreten",
             Body = "Bitte kontaktieren Sie das IT-Team."
         });
-    }
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Controllers/HomeController.cs b/EnvelopeGenerator.Web/Controllers/HomeController.cs
index 2be479e1..8487bfcf 100644
--- a/EnvelopeGenerator.Web/Controllers/HomeController.cs
+++ b/EnvelopeGenerator.Web/Controllers/HomeController.cs
@@ -27,8 +27,8 @@ namespace EnvelopeGenerator.Web.Controllers
         private readonly IConfiguration _configuration;
         private readonly UrlEncoder _urlEncoder;
         private readonly Cultures _cultures;
-
-        public HomeController(DatabaseService databaseService, EnvelopeOldService envelopeOldService, ILogger<HomeController> logger, IEnvelopeReceiverService envelopeReceiverService, IEnvelopeHistoryService historyService, IStringLocalizer<Resource> localizer, IConfiguration configuration, UrlEncoder urlEncoder, Cultures cultures) : base(databaseService, logger)
+        private readonly IEnvelopeMailService _mailService;
+        public HomeController(DatabaseService databaseService, EnvelopeOldService envelopeOldService, ILogger<HomeController> logger, IEnvelopeReceiverService envelopeReceiverService, IEnvelopeHistoryService historyService, IStringLocalizer<Resource> localizer, IConfiguration configuration, UrlEncoder urlEncoder, Cultures cultures, IEnvelopeMailService envelopeMailService) : base(databaseService, logger)
         {
             this.envelopeOldService = envelopeOldService;
             _envRcvService = envelopeReceiverService;
@@ -37,7 +37,9 @@ namespace EnvelopeGenerator.Web.Controllers
             _configuration = configuration;
             _urlEncoder = urlEncoder;
             _cultures = cultures;
-        }
+            _mailService = envelopeMailService;
+
+		}
         
         [HttpGet("EnvelopeKey/{envelopeReceiverId}")]
         public async Task<IActionResult> SendAccessCode([FromRoute] string envelopeReceiverId)
@@ -57,7 +59,12 @@ namespace EnvelopeGenerator.Web.Controllers
                         {
                             await _historyService.RecordAsync(er.EnvelopeId, er.Receiver.EmailAddress, Constants.EnvelopeStatus.AccessCodeRequested);
 
-                            bool result = database.Services.emailService.SendDocumentAccessCodeReceivedEmail(response.Envelope, response.Receiver);
+                            var mailRes = await _mailService.SendAccessCodeAsync(envelopeReceiverDto: er);
+                            if (mailRes.IsFailed)
+                            {
+                                _logger.LogNotice(mailRes);
+                                return this.ViewAccessCodeNotSent();
+                            }
                         }
 
                         return Redirect($"{envelopeReceiverId}/Locked");
diff --git a/EnvelopeGenerator.Web/Controllers/Test/TestEnvelopeController.cs b/EnvelopeGenerator.Web/Controllers/Test/TestEnvelopeController.cs
index d20e901f..f20351f4 100644
--- a/EnvelopeGenerator.Web/Controllers/Test/TestEnvelopeController.cs
+++ b/EnvelopeGenerator.Web/Controllers/Test/TestEnvelopeController.cs
@@ -42,5 +42,16 @@ namespace EnvelopeGenerator.Web.Controllers.Test
             }
             return NotFound(result);
         }
-    }
+
+        [HttpGet("decode")]
+        public IActionResult DecodeEnvelopeReceiverId(string envelopeReceiverId, int type = 0)
+        {
+			return type switch
+			{
+				1 => Ok(envelopeReceiverId.GetEnvelopeUuid()),
+				2 => Ok(envelopeReceiverId.GetReceiverSignature()),
+				_ => Ok(envelopeReceiverId.DecodeEnvelopeReceiverId()),
+			};
+		}
+	}
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Controllers/Test/TestEnvelopeMailController.cs b/EnvelopeGenerator.Web/Controllers/Test/TestEnvelopeMailController.cs
new file mode 100644
index 00000000..2840c53f
--- /dev/null
+++ b/EnvelopeGenerator.Web/Controllers/Test/TestEnvelopeMailController.cs
@@ -0,0 +1,48 @@
+using DigitalData.Core.DTO;
+using EnvelopeGenerator.Application.Contracts;
+using EnvelopeGenerator.Application.DTOs;
+using Microsoft.AspNetCore.Mvc;
+using System.Net;
+
+namespace EnvelopeGenerator.Web.Controllers.Test
+{
+	[ApiController]
+	[Route("api/test/[controller]")]
+	public class TestEnvelopeMailController : ControllerBase
+	{
+		private readonly ILogger<TestEnvelopeMailController> _logger;
+		private readonly IEnvelopeMailService _mailService;
+		private readonly IEnvelopeReceiverService _envRcvService;
+
+		public TestEnvelopeMailController(ILogger<TestEnvelopeMailController> logger, IEnvelopeMailService envelopeMailService, IEnvelopeReceiverService envelopeReceiverService)
+		{
+			_logger = logger;
+			_mailService = envelopeMailService;
+			_envRcvService = envelopeReceiverService;
+		}
+
+		[HttpGet]
+		public async Task<IActionResult> SendAccessCode([FromQuery] string envelopeReceiverId = "ZDlmYjZmYjctNTBhNS00NTcyLWI5NTQtYzJjYmY4N2UwZmZhOjowRDI3MkEwNTdGMjRBMkY3MEZDMzM3QkRBQzA1MjYxRjU3NTI2QzgxQ0IyMUE5NzE1RjA1NTJFQzdFNjIwNjY1")
+		{
+			return await _envRcvService.ReadByEnvelopeReceiverIdAsync(envelopeReceiverId: envelopeReceiverId).ThenAsync<EnvelopeReceiverDto, IActionResult>(
+				SuccessAsync: async er =>
+				{
+
+
+					var mailRes = await _mailService.SendAccessCodeAsync(envelopeReceiverDto: er);
+					if (mailRes.IsFailed)
+					{
+						_logger.LogNotice(mailRes);
+						return StatusCode(500, mailRes.Notices);
+					}
+
+					return Ok();
+				},
+				Fail: (messages, notices) =>
+				{
+					_logger.LogNotice(notices);
+					return StatusCode(500, notices);
+				});
+		}
+	}
+}
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Program.cs b/EnvelopeGenerator.Web/Program.cs
index 33a9aaf9..8e4f4983 100644
--- a/EnvelopeGenerator.Web/Program.cs
+++ b/EnvelopeGenerator.Web/Program.cs
@@ -178,6 +178,8 @@ try
 
     builder.Services.AddMemoryCache();
 
+    builder.ConfigureBySection<DispatcherConfig>();
+
     var app = builder.Build();
 
     // Configure the HTTP request pipeline.
diff --git a/EnvelopeGenerator.Web/Services/EnvelopeOldService.cs b/EnvelopeGenerator.Web/Services/EnvelopeOldService.cs
index 42ec596e..f8786918 100644
--- a/EnvelopeGenerator.Web/Services/EnvelopeOldService.cs
+++ b/EnvelopeGenerator.Web/Services/EnvelopeOldService.cs
@@ -60,7 +60,7 @@ namespace EnvelopeGenerator.Web.Services
             _logger.LogInformation("Resolved receiver signature to receiverId [{0}]", receiverId);
 
             _logger.LogInformation("Loading envelope..");
-            Envelope? envelope = envelopeModel.GetByUuid(envelopeUuid);            
+            Envelope? envelope = envelopeModel.GetByUuid(envelopeUuid);
 
             if (envelope == null)
             {
@@ -96,22 +96,14 @@ namespace EnvelopeGenerator.Web.Services
             }).ToList();
 
             //if documenet_path_dmz is existing in config, replace the path with it
-            var configResult = await _configService.ReadDefaultAsync();
-            if (configResult.IsSuccess && configResult.Data is not null)
-            {
-                var config = configResult.Data;
+            var config = await _configService.ReadDefaultAsync();
+
+            if (config.DocumentPathDmz is not null && config.DocumentPathDmz != string.Empty)
+                foreach (var doc in envelope.Documents)
+                {
+                    doc.Filepath = doc.Filepath.Replace(config.DocumentPath, config.DocumentPathDmz);
+                }
 
-                if(config.DocumentPathDmz is not null && config.DocumentPathDmz != string.Empty)
-                    foreach(var doc in envelope.Documents)
-                    {
-                        doc.Filepath = doc.Filepath.Replace(config.DocumentPath , config.DocumentPathDmz);
-                    }
-            }
-            else
-            {
-                _logger.LogError(string.Join(". ", configResult.Messages));
-                throw new InvalidOperationException(String.Join(". ", configResult.Messages));
-            }
 
             return new()
             {
diff --git a/EnvelopeGenerator.Web/appsettings.json b/EnvelopeGenerator.Web/appsettings.json
index eecaa27b..807e4721 100644
--- a/EnvelopeGenerator.Web/appsettings.json
+++ b/EnvelopeGenerator.Web/appsettings.json
@@ -113,5 +113,11 @@
       "FIClass": "fi-us"
     }
   ],
-  "DisableMultiLanguage": false
+  "DisableMultiLanguage": false,
+  "DispatcherConfig": {
+    "SendingProfile": 1,
+    "AddedWho": "DDEnvelopGenerator",
+    "ReminderTypeId": 202377,
+    "EmailAttmt1" :  ""
+  }
 }
\ No newline at end of file