Hi Puspa,
According to your inform. I answer you about process as below.
1. Today, We will submited to Social Security Office for May 2016 only. For receipe , I will send to ABS TH office within 26 May 2016.
2. For Social security accrue of April for Mr.Rajest. I will submit along with payroll of June. As ABS TH inform to us. It’s a penalty for filing a late.