Loading An Assemble with restricted privileges

static void Main(string[] args)
        {
            MainClass objMain = new MainClass();
            Console.WriteLine("----VERIFYING TRUST LEVEL ----");
            objMain.FindPermissionLevel();
            Console.Read();

        }

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

//using System.Collections.Generic;
using System.Reflection;
using System.Security;
using System.Security.Policy;

using System.Collections;


namespace WorkingOnApplicationDomainPrivileges
{
    class Program
    {
        static void Main(string[] args)
        {
            MainClass objMain = new MainClass();
            Console.WriteLine("----VERIFYING TRUST LEVEL ----");
            objMain.FindPermissionLevel();
            Console.Read();

        }

        private void FindPermissionLevel()
        {
            bool isFullTrust = true;
            IEnumerator policy = SecurityManager.PolicyHierarchy();
            while (policy.MoveNext())
            {
                PolicyLevel currentLevel = (PolicyLevel)policy.Current;
                CodeGroup codeGrp = currentLevel.ResolveMatchingCodeGroups(Assembly.GetExecutingAssembly().Evidence);

                isFullTrust = IsFullTrustPolicyLevel(codeGrp, currentLevel);

                if (isFullTrust)
                {
                    Console.WriteLine("/t Policy Level: " + currentLevel.Label + " - Full trust mode");
                }
                else
                {
                    Console.WriteLine("/t Policy Level: " + currentLevel.Label + " - Not in trust mode");
                }
            }
        }

        private bool IsFullTrustPolicyLevel(CodeGroup group, PolicyLevel level)
        {
            bool success = false;
            NamedPermissionSet nps = level.GetNamedPermissionSet(group.PermissionSetName);

            if (nps.Name == "FullTrust")
            {
                success = true;
            }
            else
            {
                success = false;
            }

            return success;
        }
    }
}