diff --git a/app/models/safe_mailer.rb b/app/models/safe_mailer.rb
new file mode 100644
index 000000000..16fcf2f17
--- /dev/null
+++ b/app/models/safe_mailer.rb
@@ -0,0 +1,18 @@
+# == Schema Information
+#
+# Table name: safe_mailers
+#
+#  id                     :bigint           not null, primary key
+#  forced_delivery_method :string
+#  created_at             :datetime         not null
+#  updated_at             :datetime         not null
+#
+class SafeMailer < ApplicationRecord
+  before_create do
+    raise if SafeMailer.count == 1
+  end
+
+  def self.forced_delivery_method
+    first&.forced_delivery_method
+  end
+end
diff --git a/db/migrate/20230110153638_create_safe_mailers.rb b/db/migrate/20230110153638_create_safe_mailers.rb
new file mode 100644
index 000000000..1b2ff9461
--- /dev/null
+++ b/db/migrate/20230110153638_create_safe_mailers.rb
@@ -0,0 +1,9 @@
+class CreateSafeMailers < ActiveRecord::Migration[6.1]
+  def change
+    create_table :safe_mailers do |t|
+      t.string :forced_delivery_method
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 795d9f040..fe3c172e7 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2023_01_11_094621) do
+ActiveRecord::Schema.define(version: 2023_01_10_181426) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pgcrypto"