diff --git a/src/main/java/com/eactive/eai/adapter/http/client/HttpClient5AdapterServiceSupport.java b/src/main/java/com/eactive/eai/adapter/http/client/HttpClient5AdapterServiceSupport.java
index 601b163..046ace8 100644
--- a/src/main/java/com/eactive/eai/adapter/http/client/HttpClient5AdapterServiceSupport.java
+++ b/src/main/java/com/eactive/eai/adapter/http/client/HttpClient5AdapterServiceSupport.java
@@ -40,7 +40,9 @@ import com.eactive.eai.adapter.AdapterManager;
 import com.eactive.eai.adapter.Keys;
 import com.eactive.eai.adapter.http.secure.HttpClient5SSLContextFactory;
 import com.eactive.eai.common.TransactionContextKeys;
+import com.eactive.eai.common.message.EAIMessageKeys;
 import com.eactive.eai.common.property.PropManager;
+import com.eactive.eai.common.server.EAIServerManager;
 import com.eactive.eai.common.util.HttpAdapterExtraLogUtil;
 import com.eactive.eai.common.util.Logger;
 import com.eactive.eai.httpouttlsinfo.HttpOutTlsInfoVO;
@@ -566,4 +568,10 @@ public abstract class HttpClient5AdapterServiceSupport implements HttpClientAdap
 	}
 
 	public abstract Object execute(Properties prop, Object message, Properties tempProp) throws Exception;
+	
+	protected boolean isTas(Properties tempProp) {
+		String simYn = tempProp.getProperty("SIM_YN");
+		return EAIServerManager.getInstance().isTASEnabledEAIServer()
+				&& StringUtils.equals(simYn, EAIMessageKeys.TRANTYPE_TAS);
+	}
 }
\ No newline at end of file
diff --git a/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java b/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
index 3346364..cefe58d 100644
--- a/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
+++ b/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
@@ -295,14 +295,11 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 
 		RequestConfig.Builder requestConfigBuilder = RequestConfig.custom();
 
-		if(useForwardProxy) {
+		if(useForwardProxy && !isTas(tempProp)) {
 			java.net.URL url = new java.net.URL(forwardProxyUrl);
 
 			// 프로토콜, 호스트, 포트 추출
-			String protocol = url.getProtocol();
-			String host = url.getHost();
-			int port = url.getPort();
-			HttpHost proxy = new HttpHost(protocol,host, port);
+			HttpHost proxy = new HttpHost(url.getProtocol(), url.getHost(), url.getPort());
 			requestConfigBuilder.setProxy(proxy);
 		}