diff --git a/lib/stripe/object_types.rb b/lib/stripe/object_types.rb
index e8f2795a0..287b5f9ff 100644
--- a/lib/stripe/object_types.rb
+++ b/lib/stripe/object_types.rb
@@ -27,6 +27,7 @@ def self.object_names_to_classes
         BitcoinTransaction::OBJECT_NAME => BitcoinTransaction,
         Capability::OBJECT_NAME => Capability,
         Card::OBJECT_NAME => Card,
+        CashBalance::OBJECT_NAME => CashBalance,
         Charge::OBJECT_NAME => Charge,
         Checkout::Session::OBJECT_NAME => Checkout::Session,
         CountrySpec::OBJECT_NAME => CountrySpec,
diff --git a/lib/stripe/resources.rb b/lib/stripe/resources.rb
index 51e260aea..9281200cc 100644
--- a/lib/stripe/resources.rb
+++ b/lib/stripe/resources.rb
@@ -16,6 +16,7 @@
 require "stripe/resources/bitcoin_transaction"
 require "stripe/resources/capability"
 require "stripe/resources/card"
+require "stripe/resources/cash_balance"
 require "stripe/resources/charge"
 require "stripe/resources/checkout/session"
 require "stripe/resources/country_spec"
diff --git a/lib/stripe/resources/cash_balance.rb b/lib/stripe/resources/cash_balance.rb
new file mode 100644
index 000000000..6671a9f1e
--- /dev/null
+++ b/lib/stripe/resources/cash_balance.rb
@@ -0,0 +1,22 @@
+# File generated from our OpenAPI spec
+# frozen_string_literal: true
+
+module Stripe
+  class CashBalance < APIResource
+    OBJECT_NAME = "cash_balance"
+
+    def resource_url
+      if !respond_to?(:customer) || customer.nil?
+        raise NotImplementedError,
+              "Customer Cash Balance cannot be accessed without a customer ID."
+      end
+      "#{Customer.resource_url}/#{CGI.escape(customer)}/cash_balance"
+    end
+
+    def self.retrieve(_id, _opts = {})
+      raise NotImplementedError,
+            "Customer Cash Balance cannot be retrieved without a customer ID. " \
+            "Retrieve a Customer Cash Balance using `Customer.retrieve_cash_balance('cus_123')`"
+    end
+  end
+end
diff --git a/lib/stripe/resources/customer.rb b/lib/stripe/resources/customer.rb
index f273abcdd..376db0219 100644
--- a/lib/stripe/resources/customer.rb
+++ b/lib/stripe/resources/customer.rb
@@ -15,6 +15,9 @@ class Customer < APIResource
     custom_method :create_funding_instructions, http_verb: :post, http_path: "funding_instructions"
     custom_method :list_payment_methods, http_verb: :get, http_path: "payment_methods"
 
+    nested_resource_class_methods :cash_balance,
+                                  operations: %i[retrieve update],
+                                  resource_plural: "cash_balance"
     nested_resource_class_methods :balance_transaction,
                                   operations: %i[create retrieve update list]
     nested_resource_class_methods :tax_id,