diff --git a/app/services/irs_attempts_api/tracker.rb b/app/services/irs_attempts_api/tracker.rb
index 3fad80afb5d..dc9dbed7c76 100644
--- a/app/services/irs_attempts_api/tracker.rb
+++ b/app/services/irs_attempts_api/tracker.rb
@@ -17,6 +17,12 @@ def initialize(session_id:, request:, user:, sp:, cookie_device_uuid:,
     def track_event(event_type, metadata = {})
       return unless enabled?
 
+      if metadata.has_key?(:failure_reason) &&
+         (metadata[:failure_reason].blank? ||
+          metadata[:success].present?)
+        metadata.delete(:failure_reason)
+      end
+
       event_metadata = {
         user_agent: request&.user_agent,
         unique_session_id: hashed_session_id,
diff --git a/spec/services/irs_attempts_api/tracker_spec.rb b/spec/services/irs_attempts_api/tracker_spec.rb
index 85e9bd860c9..55f8cc8e012 100644
--- a/spec/services/irs_attempts_api/tracker_spec.rb
+++ b/spec/services/irs_attempts_api/tracker_spec.rb
@@ -34,6 +34,28 @@
   end
 
   describe '#track_event' do
+    it 'omit failure reason when success is true' do
+      freeze_time do
+        event = subject.track_event(:test_event, foo: :bar, success: true, failure_reason: nil)
+        expect(event.event_metadata).to_not have_key(:failure_reason)
+      end
+    end
+    it 'omit failure reason when failure_reason is blank' do
+      freeze_time do
+        event = subject.track_event(:test_event, foo: :bar, failure_reason: nil)
+        expect(event.event_metadata).to_not have_key(:failure_reason)
+      end
+    end
+    it 'should not omit failure reason when success is false and failure_reason is not blank' do
+      freeze_time do
+        event = subject.track_event(
+          :test_event, foo: :bar, success: false,
+                       failure_reason: { foo: [:bar] }
+        )
+        expect(event.event_metadata).to have_key(:failure_reason)
+        expect(event.event_metadata).to have_key(:success)
+      end
+    end
     it 'records the event in redis' do
       freeze_time do
         subject.track_event(:test_event, foo: :bar)