Policy Exception Class

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

namespace atm_program
{
    public class PolicyException : Exception
    {
         public PolicyException() : base()
            { }
        public PolicyException(string message) : base(message)
            { }
        public PolicyException(string message, System.Exception inner) : base(message, inner)
            { }
    }
}