diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5c7d0d4..7cae3a4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 - Add `EnvelopeProperties.channelForSender` in to resource
 - Edit `CertificateInfo` resource
 - Extend `Contact` resource
+- Extend `AccountBilling` resource with identify limits
 
 ## [2.4.0] - 2024-05-14
 ### Added
diff --git a/src/Resource/AccountBilling.php b/src/Resource/AccountBilling.php
index 168f5a4..725d35c 100644
--- a/src/Resource/AccountBilling.php
+++ b/src/Resource/AccountBilling.php
@@ -49,4 +49,12 @@ class AccountBilling extends BaseResource
     public bool $signatureScenarios;
 
     public bool $identifyAi;
+
+    public ?int $identifyAiLimit;
+
+    public ?int $identifyNoneOrManualLimit;
+
+    public int $identifyAiUsage;
+
+    public int $identifyNoneOrManualUsage;
 }