diff --git a/apps/judicial-system/backend/src/app/modules/notification/dto/subpoenaNotification.dto.ts b/apps/judicial-system/backend/src/app/modules/notification/dto/subpoenaNotification.dto.ts
index 14d43cef27f5..e1b0bf519135 100644
--- a/apps/judicial-system/backend/src/app/modules/notification/dto/subpoenaNotification.dto.ts
+++ b/apps/judicial-system/backend/src/app/modules/notification/dto/subpoenaNotification.dto.ts
@@ -1,9 +1,11 @@
-import { IsEnum, IsNotEmpty, IsUUID } from 'class-validator'
+import { IsEnum, IsNotEmpty } from 'class-validator'
 
 import { ApiProperty } from '@nestjs/swagger'
 
 import { NotificationType } from '@island.is/judicial-system/types'
 
+import { Subpoena } from '../../subpoena'
+
 export class SubpoenaNotificationDto {
   @IsNotEmpty()
   @IsEnum(NotificationType)
@@ -11,7 +13,6 @@ export class SubpoenaNotificationDto {
   readonly type!: NotificationType
 
   @IsNotEmpty()
-  @IsUUID()
-  @ApiProperty({ type: String })
-  readonly subpoenaId!: string
+  @ApiProperty({ type: Subpoena })
+  readonly subpoena!: Subpoena
 }
diff --git a/apps/judicial-system/backend/src/app/modules/notification/internalNotification.controller.ts b/apps/judicial-system/backend/src/app/modules/notification/internalNotification.controller.ts
index 7fc5ace19419..580c6187c5ad 100644
--- a/apps/judicial-system/backend/src/app/modules/notification/internalNotification.controller.ts
+++ b/apps/judicial-system/backend/src/app/modules/notification/internalNotification.controller.ts
@@ -19,6 +19,9 @@ import {
 } from '@island.is/judicial-system/message'
 
 import { Case, CaseHasExistedGuard, CurrentCase } from '../case'
+import { Subpoena } from '../subpoena'
+import { CurrentSubpoena } from '../subpoena/guards/subpoena.decorator'
+import { SubpoenaExistsGuard } from '../subpoena/guards/subpoenaExists.guard'
 import { CaseNotificationDto } from './dto/caseNotification.dto'
 import { InstitutionNotificationDto } from './dto/institutionNotification.dto'
 import { SubpoenaNotificationDto } from './dto/subpoenaNotification.dto'
@@ -90,7 +93,7 @@ export class InternalNotificationController {
 
     return this.subpoenaNotificationService.sendNotification(
       notificationDto.type,
-      notificationDto.subpoenaId,
+      notificationDto.subpoena,
     )
   }
 
diff --git a/apps/judicial-system/backend/src/app/modules/notification/subpoenaNotification.service.ts b/apps/judicial-system/backend/src/app/modules/notification/subpoenaNotification.service.ts
index 82d7ef7acbdb..8a28b2e354b6 100644
--- a/apps/judicial-system/backend/src/app/modules/notification/subpoenaNotification.service.ts
+++ b/apps/judicial-system/backend/src/app/modules/notification/subpoenaNotification.service.ts
@@ -15,7 +15,7 @@ import { NotificationType } from '@island.is/judicial-system/types'
 
 import { CaseService } from '../case'
 import { EventService } from '../event'
-import { SubpoenaService } from '../subpoena'
+import { Subpoena, SubpoenaService } from '../subpoena'
 import { DeliverResponse } from './models/deliver.response'
 import { Notification, Recipient } from './models/notification.model'
 import { BaseNotificationService } from './baseNotification.service'
@@ -67,9 +67,8 @@ export class SubpoenaNotificationService extends BaseNotificationService {
     }
   }
 
-  private async getCase(subpoenaId: string) {
-    const subpoena = await this.subpoenaService.findBySubpoenaId(subpoenaId)
-    const theCase = await this.caseService.findById(subpoena.caseId)
+  private async getCase(caseId: string) {
+    const theCase = await this.caseService.findById(caseId)
 
     if (!theCase.courtCaseNumber) {
       throw new InternalServerErrorException(
@@ -82,9 +81,9 @@ export class SubpoenaNotificationService extends BaseNotificationService {
 
   private async sendSubpoenaNotification(
     notificationType: subpoenaNotificationType,
-    subpoenaId: string,
+    subpoena: Subpoena,
   ): Promise<unknown> {
-    const theCase = await this.getCase(subpoenaId)
+    const theCase = await this.getCase(subpoena.caseId)
 
     const hasSentSuccessfulServiceNotification = Boolean(
       this.hasSentNotification(
@@ -179,13 +178,10 @@ export class SubpoenaNotificationService extends BaseNotificationService {
 
   async sendNotification(
     type: NotificationType,
-    subpoenaId: string,
+    subpoena: Subpoena,
   ): Promise<DeliverResponse> {
     try {
-      this.sendSubpoenaNotification(
-        type as subpoenaNotificationType,
-        subpoenaId,
-      )
+      this.sendSubpoenaNotification(type as subpoenaNotificationType, subpoena)
     } catch (error) {
       this.logger.error('Failed to send notification', error)
 
diff --git a/apps/judicial-system/backend/src/app/modules/subpoena/subpoena.service.ts b/apps/judicial-system/backend/src/app/modules/subpoena/subpoena.service.ts
index a49de4ae5e2b..b7dd1e96d46d 100644
--- a/apps/judicial-system/backend/src/app/modules/subpoena/subpoena.service.ts
+++ b/apps/judicial-system/backend/src/app/modules/subpoena/subpoena.service.ts
@@ -149,7 +149,7 @@ export class SubpoenaService {
             type: MessageType.SUBPOENA_NOTIFICATION,
             body: {
               type: notificationType,
-              subpoenaId: subpoena.subpoenaId,
+              subpoena,
             },
           },
         ])