diff --git a/lib/bambora/client.rb b/lib/bambora/client.rb
index d6d7587..0f269a2 100644
--- a/lib/bambora/client.rb
+++ b/lib/bambora/client.rb
@@ -12,6 +12,7 @@
 require 'multiparty' # Multipart/mixed requests
 
 require 'bambora/client/version'
+require 'bambora/credentials'
 
 # Adapters
 require 'bambora/adapters/response'
diff --git a/lib/bambora/credentials.rb b/lib/bambora/credentials.rb
new file mode 100644
index 0000000..2082263
--- /dev/null
+++ b/lib/bambora/credentials.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+module Bambora
+  class Credentials
+    attr_reader :merchant_id, :reporting_passcode
+
+    def initialize(options = {})
+      @merchant_id = options[:merchant_id]
+      @reporting_passcode = options[:reporting_passcode]
+    end
+  end
+end