Hello Kartika,
Let me inform you about this.
For IRSI I’ve received from P’Pu but PISI need to present with DOA-TH government.
On next week TH have public holliday on 2-May and 5-May-2016.
So, I’ll present PISI to DOA-TH Govt on 3-May and not sure about time for they check and sign and return back to me.
If I’ve any update will be inform team again .