diff --git a/app/models/submission_event.rb b/app/models/submission_event.rb
index 5cf0a255..1ae47e79 100644
--- a/app/models/submission_event.rb
+++ b/app/models/submission_event.rb
@@ -38,6 +38,8 @@ class SubmissionEvent < ApplicationRecord
 
   enum :event_type, {
     send_email: 'send_email',
+    bounce_email: 'bounce_email',
+    complaint_email: 'complaint_email',
     send_reminder_email: 'send_reminder_email',
     send_sms: 'send_sms',
     send_2fa_sms: 'send_2fa_sms',
diff --git a/app/views/submission_events/index.html.erb b/app/views/submission_events/index.html.erb
index 4b318cfb..a0a2b867 100644
--- a/app/views/submission_events/index.html.erb
+++ b/app/views/submission_events/index.html.erb
@@ -38,6 +38,8 @@
               <%= t('submission_event_names.invite_party_by_html', invited_submitter_name: [invited_submitter.name || invited_submitter.email || invited_submitter.phone, name].join(' '), submitter_name:) %>
             <% elsif event.event_type.include?('send_') %>
               <%= t("submission_event_names.#{event.event_type}_to_html", submitter_name:) %>
+            <% elsif event.event_type.start_with?('bounce_') ||  event.event_type.start_with?('complaint_') %>
+              <%= t("submission_event_names.#{event.event_type}_html", submitter_name:) %>
             <% else %>
               <%= t("submission_event_names.#{event.event_type}_by_html", submitter_name:) %>
             <% end %>
diff --git a/config/locales/i18n.yml b/config/locales/i18n.yml
index 91b1c298..0ceac2f8 100644
--- a/config/locales/i18n.yml
+++ b/config/locales/i18n.yml
@@ -725,6 +725,8 @@ en: &en
     link: Link
   submission_event_names:
     send_email_to_html: '<b>Email sent</b> to %{submitter_name}'
+    bounce_email_html: '<b>Email bounced</b> %{submitter_name}'
+    complaint_email_html: '<b>Spam complaint</b> %{submitter_name}'
     send_reminder_email_to_html: '<b>Reminder email sent</b> to %{submitter_name}'
     send_sms_to_html: '<b>SMS sent</b> to %{submitter_name}'
     send_2fa_sms_to_html: '<b>Verification SMS sent</b> to %{submitter_name}'
@@ -1507,6 +1509,8 @@ es: &es
     link: Enlace
   submission_event_names:
     send_email_to_html: '<b>Correo electrónico enviado</b> a %{submitter_name}'
+    bounce_email_html: '<b>Correo electrónico rebotado</b> %{submitter_name}'
+    complaint_email_html: '<b>Queja de spam</b> %{submitter_name}'
     send_reminder_email_to_html: '<b>Correo de recordatorio enviado</b> a %{submitter_name}'
     send_sms_to_html: '<b>SMS enviado</b> a %{submitter_name}'
     send_2fa_sms_to_html: '<b>SMS de verificación enviado</b> a %{submitter_name}'
@@ -2287,7 +2291,9 @@ it: &it
     invite: Invito
     link: Link
   submission_event_names:
-    send_email_to_html: '<b>E-mail inviato</b> a %{submitter_name}'
+    send_email_to_html: '<b>Email inviata</b> a %{submitter_name}'
+    bounce_email_html: '<b>Email respinta</b> %{submitter_name}'
+    complaint_email_html: '<b>Segnalazione spam</b> %{submitter_name}'
     send_reminder_email_to_html: '<b>E-mail di promemoria inviato</b> a %{submitter_name}'
     send_sms_to_html: '<b>SMS inviato</b> a %{submitter_name}'
     send_2fa_sms_to_html: '<b>SMS di verifica inviato</b> a %{submitter_name}'
@@ -3071,6 +3077,8 @@ fr: &fr
     link: Lien
   submission_event_names:
     send_email_to_html: '<b>E-mail envoyé</b> à %{submitter_name}'
+    bounce_email_html: '<b>Email non distribué</b> %{submitter_name}'
+    complaint_email_html: '<b>Réclamation de spam</b> %{submitter_name}'
     send_reminder_email_to_html: '<b>E-mail de rappel envoyé</b> à %{submitter_name}'
     send_sms_to_html: '<b>SMS envoyé</b> à %{submitter_name}'
     send_2fa_sms_to_html: '<b>SMS de vérification envoyé</b> à %{submitter_name}'
@@ -3852,8 +3860,10 @@ pt: &pt
     invite: Convite
     link: Link
   submission_event_names:
-    send_email_to_html: '<b>E-mail enviado</b> para %{submitter_name}'
-    send_reminder_email_to_html: '<b>E-mail de lembrete enviado</b> para %{submitter_name}'
+    send_email_to_html: '<b>Email enviado</b> para %{submitter_name}'
+    bounce_email_html: '<b>Email não entregue</b> %{submitter_name}'
+    complaint_email_html: '<b>Reclamação de spam</b> %{submitter_name}'
+    send_reminder_email_to_html: '<b>Email de lembrete enviado</b> para %{submitter_name}'
     send_sms_to_html: '<b>SMS enviado</b> para %{submitter_name}'
     send_2fa_sms_to_html: '<b>SMS de verificação enviado</b> para %{submitter_name}'
     open_email_by_html: '<b>E-mail aberto</b> por %{submitter_name}'
@@ -4636,6 +4646,8 @@ de: &de
     link: Link
   submission_event_names:
     send_email_to_html: '<b>E-Mail gesendet</b> an %{submitter_name}'
+    bounce_email_html: '<b>E-Mail zurückgesendet</b> %{submitter_name}'
+    complaint_email_html: '<b>Spam-Beschwerde</b> %{submitter_name}'
     send_reminder_email_to_html: '<b>Erinnerungs-E-Mail gesendet</b> an %{submitter_name}'
     send_sms_to_html: '<b>SMS gesendet</b> an %{submitter_name}'
     send_2fa_sms_to_html: '<b>Verifizierungs-SMS gesendet</b> an %{submitter_name}'