diff --git a/app/controllers/templates_preferences_controller.rb b/app/controllers/templates_preferences_controller.rb
index ac3b2857..a2da8f63 100644
--- a/app/controllers/templates_preferences_controller.rb
+++ b/app/controllers/templates_preferences_controller.rb
@@ -9,6 +9,7 @@ class TemplatesPreferencesController < ApplicationController
     authorize!(:update, @template)
 
     @template.preferences = @template.preferences.merge(template_params[:preferences])
+    @template.preferences = @template.preferences.reject { |_, v| v.is_a?(String) && v.blank? }
     @template.save!
 
     head :ok
@@ -19,7 +20,16 @@ class TemplatesPreferencesController < ApplicationController
   def template_params
     params.require(:template).permit(
       preferences: %i[bcc_completed request_email_subject request_email_body
-                      documents_copy_email_subject documents_copy_email_body]
-    )
+                      documents_copy_email_subject documents_copy_email_body
+                      documents_copy_email_enabled]
+    ).tap do |attrs|
+      attrs[:preferences] = attrs[:preferences].transform_values do |value|
+        if %w[true false].include?(value)
+          value == 'true'
+        else
+          value
+        end
+      end
+    end
   end
 end
diff --git a/app/jobs/process_submitter_completion_job.rb b/app/jobs/process_submitter_completion_job.rb
index 1f2b740d..7583a8f8 100644
--- a/app/jobs/process_submitter_completion_job.rb
+++ b/app/jobs/process_submitter_completion_job.rb
@@ -33,19 +33,25 @@ class ProcessSubmitterCompletionJob < ApplicationJob
         SubmitterMailer.completed_email(submitter, user).deliver_later!
       end
 
-      bcc = submission.preferences['bcc_completed'].presence ||
-            submission.template.preferences['bcc_completed'].presence ||
-            submission.account.account_configs
-                      .find_by(key: AccountConfig::BCC_EMAILS)&.value
-
-      bcc.to_s.scan(User::EMAIL_REGEXP).each do |to|
+      build_bcc_addresses(submission).each do |to|
         SubmitterMailer.completed_email(submitter, user, to:).deliver_later!
       end
     end
 
     to = build_to_addresses(submitter)
 
-    SubmitterMailer.documents_copy_email(submitter, to:).deliver_later! if to.present?
+    return if to.blank? || submitter.template.preferences['documents_copy_email_enabled'] == false
+
+    SubmitterMailer.documents_copy_email(submitter, to:).deliver_later!
+  end
+
+  def build_bcc_addresses(submission)
+    bcc = submission.preferences['bcc_completed'].presence ||
+          submission.template.preferences['bcc_completed'].presence ||
+          submission.account.account_configs
+                    .find_by(key: AccountConfig::BCC_EMAILS)&.value
+
+    bcc.to_s.scan(User::EMAIL_REGEXP)
   end
 
   def build_to_addresses(submitter)
diff --git a/app/views/templates_preferences/show.html.erb b/app/views/templates_preferences/show.html.erb
index c2aa251a..fd68ca8a 100644
--- a/app/views/templates_preferences/show.html.erb
+++ b/app/views/templates_preferences/show.html.erb
@@ -82,7 +82,7 @@
         <div class="collapse-content">
           <%= form_for @template, url: template_preferences_path(@template), method: :post, html: { autocomplete: 'off', class: 'mt-1' } do |f| %>
             <toggle-on-submit data-element-id="email_saved_alert2"></toggle-on-submit>
-            <%= f.fields_for :preferences, Struct.new(:documents_copy_email_subject, :documents_copy_email_body).new(*(@template.preferences.values_at('documents_copy_email_subject', 'documents_copy_email_body').compact_blank.presence || AccountConfigs.find_or_initialize_for_key(current_account, AccountConfig::SUBMITTER_DOCUMENTS_COPY_EMAIL_KEY).value.values_at('subject', 'body'))) do |ff| %>
+            <%= f.fields_for :preferences, Struct.new(:documents_copy_email_subject, :documents_copy_email_body, :documents_copy_email_enabled).new(*(@template.preferences.values_at('documents_copy_email_subject', 'documents_copy_email_body').compact_blank.presence || AccountConfigs.find_or_initialize_for_key(current_account, AccountConfig::SUBMITTER_DOCUMENTS_COPY_EMAIL_KEY).value.values_at('subject', 'body')), @template.preferences['documents_copy_email_enabled']) do |ff| %>
               <div class="form-control">
                 <%= ff.label :documents_copy_email_subject, 'Email subject', class: 'label' %>
                 <%= ff.text_field :documents_copy_email_subject, required: true, class: 'base-input', dir: 'auto' %>
@@ -98,6 +98,12 @@
                   <%= ff.text_area :documents_copy_email_body, required: true, class: 'base-input w-full py-2', dir: 'auto' %>
                 </autoresize-textarea>
               </div>
+              <div class="flex items-center justify-between py-2.5 px-1 mb-2">
+                <span>
+                  Send emails automatically on completion
+                </span>
+                <%= ff.check_box :documents_copy_email_enabled, { checked: ff.object.documents_copy_email_enabled != false, class: 'toggle', onchange: 'this.form.requestSubmit()' }, 'true', 'false' %>
+              </div>
             <% end %>
             <div class="form-control pt-2">
               <%= f.button button_title(title: 'Save', disabled_with: 'Saving'), class: 'base-button' %>