diff --git a/lib/recurly/business_entity.rb b/lib/recurly/business_entity.rb
index ce46f9b64..a90ce7b7b 100644
--- a/lib/recurly/business_entity.rb
+++ b/lib/recurly/business_entity.rb
@@ -1,8 +1,6 @@
 module Recurly
   class BusinessEntity < Resource
     belongs_to :site
-    belongs_to :default_revenue_gl_account, class_name: 'GeneralLedgerAccount'
-    belongs_to :default_liability_gl_account, class_name: 'GeneralLedgerAccount'
 
     has_many :invoices
     has_many :accounts
diff --git a/lib/recurly/plan.rb b/lib/recurly/plan.rb
index 153ef5bf7..6162dad6d 100644
--- a/lib/recurly/plan.rb
+++ b/lib/recurly/plan.rb
@@ -1,5 +1,3 @@
-require_relative './rev_rec'
-
 module Recurly
   # Recurly Documentation: https://dev.recurly.com/docs/list-plans
   class Plan < Resource
diff --git a/lib/recurly/resource.rb b/lib/recurly/resource.rb
index 8d93bbb7e..d3c11653a 100644
--- a/lib/recurly/resource.rb
+++ b/lib/recurly/resource.rb
@@ -1,5 +1,6 @@
 require 'date'
 require 'erb'
+require_relative './rev_rec'
 
 module Recurly
   # The base class for all Recurly resources (e.g. {Account}, {Subscription},
diff --git a/lib/recurly/shipping_method.rb b/lib/recurly/shipping_method.rb
index 76d915c14..2f1e45c2e 100644
--- a/lib/recurly/shipping_method.rb
+++ b/lib/recurly/shipping_method.rb
@@ -7,7 +7,7 @@ class ShippingMethod < Resource
       tax_code
       created_at
       updated_at
-    )
+    ) + RevRec::PRODUCT_ATTRIBUTES
     alias to_param code
   end
 end
diff --git a/spec/fixtures/shipping_methods/show-200.xml b/spec/fixtures/shipping_methods/show-200.xml
index faac8499b..966956cbe 100644
--- a/spec/fixtures/shipping_methods/show-200.xml
+++ b/spec/fixtures/shipping_methods/show-200.xml
@@ -6,6 +6,9 @@ Content-Type: application/xml; charset=utf-8
     <code>fedex_ground</code>
     <name>FedEx Ground</name>
     <accounting_code></accounting_code>
+    <liability_gl_account_id>twywqfr48v9l</liability_gl_account_id>
+    <revenue_gl_account_id>thproqnpcuwp</revenue_gl_account_id>
+    <performance_obligation_id>4</performance_obligation_id>
     <tax_code></tax_code>
     <created_at type="datetime">2019-05-07T16:36:22Z</created_at>
     <updated_at type="datetime">2019-05-07T16:36:22Z</updated_at>
diff --git a/spec/recurly/business_entity_spec.rb b/spec/recurly/business_entity_spec.rb
index 7b8eabc80..5820436f3 100644
--- a/spec/recurly/business_entity_spec.rb
+++ b/spec/recurly/business_entity_spec.rb
@@ -43,8 +43,8 @@
       subscriber_location_countries: ['US', 'AU'],
       default_vat_number: '12345',
       default_registration_number: '12345',
-      default_revenue_gl_account: revenue_gla,
-      default_liability_gl_account: liablity_gla,
+      default_revenue_gl_account_id: revenue_gla.id,
+      default_liability_gl_account_id: liablity_gla.id,
       created_at: '2023-05-23T19:02:40Z',
       updated_at: '2023-06-23T19:02:40Z'
     )
diff --git a/spec/recurly/shipping_method_spec.rb b/spec/recurly/shipping_method_spec.rb
index 0e4094383..a805850a2 100644
--- a/spec/recurly/shipping_method_spec.rb
+++ b/spec/recurly/shipping_method_spec.rb
@@ -2,12 +2,21 @@
 
 describe ShippingMethod do
   describe ".find" do
-    it "must return a shipping method when available" do
+    before do
       stub_api_request(
         :get, 'shipping_methods/fedex_ground', 'shipping_methods/show-200'
-      )
+        )
+    end
+    it "must return a shipping method when available" do
       shipping_method = ShippingMethod.find 'fedex_ground'
       shipping_method.must_be_instance_of ShippingMethod
     end
+
+    it "returns RevRec values" do
+      shipping_method = ShippingMethod.find 'fedex_ground'
+      shipping_method.performance_obligation_id.must_equal('4')
+      shipping_method.revenue_gl_account_id.must_equal('thproqnpcuwp')
+      shipping_method.liability_gl_account_id.must_equal('twywqfr48v9l')
+    end
   end
 end
\ No newline at end of file