diff --git a/src/SFA.DAS.EmployerAccounts.UnitTests/Services/ProviderRegistration/WhenIGetInvitation.cs b/src/SFA.DAS.EmployerAccounts.UnitTests/Services/ProviderRegistration/WhenIGetInvitation.cs
new file mode 100644
index 0000000000..84aa52b2ac
--- /dev/null
+++ b/src/SFA.DAS.EmployerAccounts.UnitTests/Services/ProviderRegistration/WhenIGetInvitation.cs
@@ -0,0 +1,91 @@
+using System;
+using System.Configuration;
+using System.Net;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Moq;
+using Moq.Protected;
+using NUnit.Framework;
+using SFA.DAS.EmployerAccounts.Configuration;
+using SFA.DAS.EmployerAccounts.Interfaces;
+using SFA.DAS.EmployerAccounts.Services;
+
+namespace SFA.DAS.EmployerAccounts.UnitTests.Services.ProviderRegistration
+{
+    class WhenIGetInvitation
+    {
+        private IProviderRegistrationApiClient _sut;
+        private ProviderRegistrationClientApiConfiguration _configuration;
+        private string _correlationId;
+        private string _testData;
+        private string _apiBaseUrl;
+        private string _identifierUri;           
+        Mock<HttpMessageHandler> _mockHttpMessageHandler;
+
+        [SetUp]
+        public void Arrange()
+        {
+            ConfigurationManager.AppSettings["EnvironmentName"] = "LOCAL";
+            _apiBaseUrl = $"http://{Guid.NewGuid().ToString()}/";
+            _identifierUri = Guid.NewGuid().ToString();
+            _correlationId = Guid.NewGuid().ToString();
+            _testData = "Employer details";
+
+            _configuration = new ProviderRegistrationClientApiConfiguration
+            {
+                BaseUrl = _apiBaseUrl,
+                IdentifierUri = _identifierUri
+            };            
+
+            _mockHttpMessageHandler = new Mock<HttpMessageHandler>();
+
+            _mockHttpMessageHandler
+                  .Protected()
+                  .Setup<Task<HttpResponseMessage>>("SendAsync",
+                      ItExpr.IsAny<HttpRequestMessage>(),
+                      ItExpr.IsAny<CancellationToken>())
+                  .ReturnsAsync(new HttpResponseMessage
+                  {
+                      Content = new StringContent(_testData),
+                      StatusCode = HttpStatusCode.OK
+                  }
+                  ).Verifiable("");
+
+            var httpClient = new HttpClient(_mockHttpMessageHandler.Object);
+
+            _sut = new ProviderRegistrationApiClient(httpClient, _configuration);
+        }
+
+        [Test]
+        public async Task Verify_ProviderRegistrationApiToGetInvitationIsCalled()
+        {
+            //act
+            await _sut.GetInvitations(_correlationId);
+
+            //assert
+            _mockHttpMessageHandler
+                .Protected()
+                .Verify("SendAsync", Times.Once(),
+                    ItExpr.Is<HttpRequestMessage>(r => r.Method == HttpMethod.Get
+                                                       && r.RequestUri.AbsoluteUri == $"{_configuration.BaseUrl}api/invitations/{_correlationId}"),
+                ItExpr.IsAny<CancellationToken>());
+        }
+
+        [Test]
+        public async Task Verify_ProviderRegistrationApiToUnsubscribeIsCalled()
+        {
+            //act
+            await _sut.Unsubscribe(_correlationId);
+
+            //assert
+            _mockHttpMessageHandler
+                .Protected()
+                .Verify("SendAsync", Times.Once(),
+                    ItExpr.Is<HttpRequestMessage>(r => r.Method == HttpMethod.Get
+                                                       && r.RequestUri.AbsoluteUri == $"{_configuration.BaseUrl}api/unsubscribe/{_correlationId}"),
+                ItExpr.IsAny<CancellationToken>());
+        }
+
+    }
+}