diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8d4dec9f..a9d9b3b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # CHANGELOG
 
+## v7.6.0 (2026-02-20)
+
+- Adds the following functions:
+  - `FedexRegistration.RegisterAddress`
+  - `FedexRegistration.RequestPin`
+  - `FedexRegistration.ValidatePin`
+  - `FedexRegistration.SubmitInvoice`
+
 ## v7.5.0 (2026-02-03)
 
 - Adds the following functions usable by child and referral customer users:
diff --git a/EasyPost.Tests/ServicesTests/FedExRegistrationServiceTest.cs b/EasyPost.Tests/ServicesTests/WithParameters/FedExRegistrationServiceTest.cs
similarity index 99%
rename from EasyPost.Tests/ServicesTests/FedExRegistrationServiceTest.cs
rename to EasyPost.Tests/ServicesTests/WithParameters/FedExRegistrationServiceTest.cs
index e8a8a3b4..4ccd4f87 100644
--- a/EasyPost.Tests/ServicesTests/FedExRegistrationServiceTest.cs
+++ b/EasyPost.Tests/ServicesTests/WithParameters/FedExRegistrationServiceTest.cs
@@ -6,7 +6,7 @@
 using EasyPost.Tests._Utilities;
 using Xunit;
 
-namespace EasyPost.Tests.ServicesTests
+namespace EasyPost.Tests.ServicesTests.WithParameters
 {
     public class FedExRegistrationServiceTests : UnitTest
     {
diff --git a/EasyPost.nuspec b/EasyPost.nuspec
index bf74264a..42f52554 100644
--- a/EasyPost.nuspec
+++ b/EasyPost.nuspec
@@ -3,7 +3,7 @@
     <metadata>
         <id>EasyPost-Official</id>
         <title>EasyPost (Official)</title>
-        <version>7.5.0</version>
+        <version>7.6.0</version>
         <authors>EasyPost</authors>
         <owners>EasyPost</owners>
         <projectUrl>https://www.easypost.com</projectUrl>
diff --git a/EasyPost/Parameters/FedExRegistration/RegisterAddress.cs b/EasyPost/Parameters/FedExRegistration/RegisterAddress.cs
index 2ac40a09..465a3cc4 100644
--- a/EasyPost/Parameters/FedExRegistration/RegisterAddress.cs
+++ b/EasyPost/Parameters/FedExRegistration/RegisterAddress.cs
@@ -73,6 +73,18 @@ public class RegisterAddress : BaseParameters<Models.API.FedExAccountValidationR
         [TopLevelRequestParameter(Necessity.Optional, "address_validation", "email")]
         public string? Email { get; set; }
 
+        /// <summary>
+        ///     Action for the FedEx registration (create/update).
+        /// </summary>
+        [TopLevelRequestParameter(Necessity.Optional, "easypost_details", "action")]
+        public string? Action { get; set; }
+
+        /// <summary>
+        ///     Type of carrier account for the FedEx registration.
+        /// </summary>
+        [TopLevelRequestParameter(Necessity.Optional, "easypost_details", "type")]
+        public string? Type { get; set; }
+
         /// <summary>
         ///     Carrier account ID for the FedEx registration.
         /// </summary>
diff --git a/EasyPost/Parameters/FedExRegistration/SubmitInvoice.cs b/EasyPost/Parameters/FedExRegistration/SubmitInvoice.cs
index 54ecda67..190b663c 100644
--- a/EasyPost/Parameters/FedExRegistration/SubmitInvoice.cs
+++ b/EasyPost/Parameters/FedExRegistration/SubmitInvoice.cs
@@ -43,6 +43,18 @@ public class SubmitInvoice : BaseParameters<Models.API.FedExAccountValidationRes
         [TopLevelRequestParameter(Necessity.Optional, "invoice_validation", "invoice_currency")]
         public string? InvoiceCurrency { get; set; }
 
+        /// <summary>
+        ///     Action for the FedEx registration (create/update).
+        /// </summary>
+        [TopLevelRequestParameter(Necessity.Optional, "easypost_details", "action")]
+        public string? Action { get; set; }
+
+        /// <summary>
+        ///     Type of carrier account for the FedEx registration.
+        /// </summary>
+        [TopLevelRequestParameter(Necessity.Optional, "easypost_details", "type")]
+        public string? Type { get; set; }
+
         /// <summary>
         ///     Carrier account ID for the FedEx registration.
         /// </summary>
diff --git a/EasyPost/Parameters/FedExRegistration/ValidatePin.cs b/EasyPost/Parameters/FedExRegistration/ValidatePin.cs
index 74e3044d..9cb0dbf9 100644
--- a/EasyPost/Parameters/FedExRegistration/ValidatePin.cs
+++ b/EasyPost/Parameters/FedExRegistration/ValidatePin.cs
@@ -25,6 +25,18 @@ public class ValidatePin : BaseParameters<Models.API.FedExAccountValidationRespo
         [TopLevelRequestParameter(Necessity.Optional, "pin_validation", "pin")]
         public string? Pin { get; set; }
 
+        /// <summary>
+        ///     Action for the FedEx registration (create/update).
+        /// </summary>
+        [TopLevelRequestParameter(Necessity.Optional, "easypost_details", "action")]
+        public string? Action { get; set; }
+
+        /// <summary>
+        ///     Type of carrier account for the FedEx registration.
+        /// </summary>
+        [TopLevelRequestParameter(Necessity.Optional, "easypost_details", "type")]
+        public string? Type { get; set; }
+
         /// <summary>
         ///     Carrier account ID for the FedEx registration.
         /// </summary>
diff --git a/EasyPost/Properties/VersionInfo.cs b/EasyPost/Properties/VersionInfo.cs
index 8295288f..f584e89b 100644
--- a/EasyPost/Properties/VersionInfo.cs
+++ b/EasyPost/Properties/VersionInfo.cs
@@ -2,6 +2,6 @@
 
 // Version information for an assembly must follow semantic versioning
 // When releasing a release candidate, append a 4th digit being the number of the release candidate
-[assembly: AssemblyVersion("7.5.0")]
-[assembly: AssemblyFileVersion("7.5.0")]
-[assembly: AssemblyInformationalVersion("7.5.0")]
+[assembly: AssemblyVersion("7.6.0")]
+[assembly: AssemblyFileVersion("7.6.0")]
+[assembly: AssemblyInformationalVersion("7.6.0")]