diff --git a/app/models/mails/initiated_mail.rb b/app/models/mails/initiated_mail.rb
index ab5096e92..9f4efcbd0 100644
--- a/app/models/mails/initiated_mail.rb
+++ b/app/models/mails/initiated_mail.rb
@@ -17,8 +17,8 @@ module Mails
 
     SLUG = "initiated_mail"
     DEFAULT_TEMPLATE_NAME = "notification_mailer/default_templates/initiated_mail"
-    DISPLAYED_NAME = 'Accusé de réception'
-    DEFAULT_SUBJECT = 'Votre dossier nº --numéro du dossier-- a bien été déposé (--libellé démarche--)'
+    DISPLAYED_NAME = I18n.t('activerecord.models.mail.initiated_mail.proof_of_receipt')
+    DEFAULT_SUBJECT = I18n.t('activerecord.models.mail.initiated_mail.default_subject', dossier_number: '--numéro du dossier--', procedure_libelle: '--libellé démarche--')
     DOSSIER_STATE = Dossier.states.fetch(:en_construction)
   end
 end
diff --git a/app/models/mails/received_mail.rb b/app/models/mails/received_mail.rb
index 05c422d6b..3eb4ecbfe 100644
--- a/app/models/mails/received_mail.rb
+++ b/app/models/mails/received_mail.rb
@@ -17,8 +17,8 @@ module Mails
 
     SLUG = "received_mail"
     DEFAULT_TEMPLATE_NAME = "notification_mailer/default_templates/received_mail"
-    DISPLAYED_NAME = 'Accusé de passage en instruction'
-    DEFAULT_SUBJECT = 'Votre dossier nº --numéro du dossier-- va être examiné (--libellé démarche--)'
+    DISPLAYED_NAME = I18n.t('activerecord.models.mail.received_mail.under_instruction')
+    DEFAULT_SUBJECT = I18n.t('activerecord.models.mail.received_mail.default_subject', dossier_number: '--numéro du dossier--', procedure_libelle: '--libellé démarche--')
     DOSSIER_STATE = Dossier.states.fetch(:en_instruction)
   end
 end
diff --git a/app/views/layouts/mailers/_service_footer.html.haml b/app/views/layouts/mailers/_service_footer.html.haml
index 0b5b6d90d..c5e5a3958 100644
--- a/app/views/layouts/mailers/_service_footer.html.haml
+++ b/app/views/layouts/mailers/_service_footer.html.haml
@@ -1,16 +1,17 @@
 %strong
-  Merci de ne pas répondre à cet email.
+  = t('.do_not_reply')
   - if dossier.present? && dossier.messagerie_available?
-    Pour vous adresser à votre administration, passez directement par la
+    = t('.contact_admin')
     = succeed '.' do
-      = link_to 'messagerie du dossier', messagerie_dossier_url(dossier), target: '_blank', rel: 'noopener'
+      = link_to t('.file_messagerie'), messagerie_dossier_url(dossier), target: '_blank', rel: 'noopener'
 
 - if service.present?
   %table{ width: "100%", border: "0", cellspacing: "0", cellpadding: "0", style: "cursor:auto;color:#55575d;font-family:Helvetica, Arial, sans-serif;font-size:11px;line-height:22px;text-align:left;" }
     %tr
       %td{ width: "50%", valign: "top" }
         %p
-          %strong Cette démarche est gérée par :
+          %strong
+            = t('.procedure_management')
           %br
           = service.nom
           %br
@@ -19,17 +20,15 @@
           = service.adresse
       %td{ width: "50%", valign: "top" }
         %p
-          %strong Poser une question sur votre dossier :
+          %strong
+            = t('.ask_question')
           %br
           - if dossier.present? && dossier.messagerie_available?
-            = link_to 'Par la messagerie', messagerie_dossier_url(dossier), target: '_blank', rel: 'noopener'
+            = link_to t('.by_messagerie'), messagerie_dossier_url(dossier), target: '_blank', rel: 'noopener'
           - else
-            Par email :
+            = t('.by_email')
             = link_to service.email, "mailto:#{service.email}"
           - if service.telephone_url.present?
-            %br
-            Par téléphone :
+            %br= t('.by_phone')
             = link_to service.telephone, service.telephone_url
-          %br
-          Horaires : #{ formatted_horaires(service.horaires) }
-
+          %br= "#{t('.schedule')} #{ formatted_horaires(service.horaires) }"
diff --git a/config/locales/models/mail/initiated_mail/en.yml b/config/locales/models/mail/initiated_mail/en.yml
new file mode 100644
index 000000000..c58a99922
--- /dev/null
+++ b/config/locales/models/mail/initiated_mail/en.yml
@@ -0,0 +1,7 @@
+en:
+  activerecord:
+    models:
+      mail:
+        initiated_mail:
+          default_subject: Your file nº %{dossier_number} has been successfully submitted (%{procedure_libelle})
+          proof_of_receipt: Acknowledgment of receipt
diff --git a/config/locales/models/mail/initiated_mail/fr.yml b/config/locales/models/mail/initiated_mail/fr.yml
new file mode 100644
index 000000000..25a85492d
--- /dev/null
+++ b/config/locales/models/mail/initiated_mail/fr.yml
@@ -0,0 +1,7 @@
+fr:
+  activerecord:
+    models:
+      mail:
+        initiated_mail:
+          default_subject: Votre dossier nº %{dossier_number} a bien été déposé (%{procedure_libelle})
+          proof_of_receipt: Accusé de réception
diff --git a/config/locales/models/mail/received_mail/en.yml b/config/locales/models/mail/received_mail/en.yml
new file mode 100644
index 000000000..bf9b55f49
--- /dev/null
+++ b/config/locales/models/mail/received_mail/en.yml
@@ -0,0 +1,7 @@
+en:
+  activerecord:
+    models:
+      mail:
+        received_mail:
+          default_subject: Your file nº %{dossier_number} will be examined (%{procedure_libelle})
+          under_instruction: Acknowledgment of being under instruction
diff --git a/config/locales/models/mail/received_mail/fr.yml b/config/locales/models/mail/received_mail/fr.yml
new file mode 100644
index 000000000..b0f4494a4
--- /dev/null
+++ b/config/locales/models/mail/received_mail/fr.yml
@@ -0,0 +1,7 @@
+fr:
+  activerecord:
+    models:
+      mail:
+        received_mail:
+          default_subject: Votre dossier nº %{dossier_number} va être examiné (%{procedure_libelle})
+          under_instruction: Accusé de passage en instruction
diff --git a/config/locales/views/layouts/mailers/en.yml b/config/locales/views/layouts/mailers/en.yml
new file mode 100644
index 000000000..4c54b1468
--- /dev/null
+++ b/config/locales/views/layouts/mailers/en.yml
@@ -0,0 +1,13 @@
+en:
+  layouts:
+    mailers:
+      service_footer:
+        do_not_reply: Please do not reply to this email.
+        contact_admin: To contact your administration, go directly to the
+        file_messagerie: file mailbox
+        procedure_management: "This procedure is managed by:"
+        ask_question: "Ask a question about your file:"
+        by_messagerie: By messaging
+        by_email: "By email :"
+        by_phone: "By phone :"
+        schedule: "Schedule :"
diff --git a/config/locales/views/layouts/mailers/fr.yml b/config/locales/views/layouts/mailers/fr.yml
new file mode 100644
index 000000000..92e067aac
--- /dev/null
+++ b/config/locales/views/layouts/mailers/fr.yml
@@ -0,0 +1,13 @@
+fr:
+  layouts:
+    mailers: 
+      service_footer:
+        do_not_reply: Merci de ne pas répondre à cet email.
+        contact_admin: Pour vous adresser à votre administration, passez directement par la
+        file_messagerie: messagerie du dossier
+        procedure_management: "Cette démarche est gérée par :"
+        ask_question: "Poser une question sur votre dossier :"
+        by_messagerie: Par la messagerie
+        by_email: "Par email :"
+        by_phone: "Par téléphone :"
+        schedule: "Horaires :"