Goods Damage due to flood

1) If you paid GST on damaged goods then you have to pass following entry , your above entry is partially correct. 

Damage Goods A/c Dr 

To Purchases    A/c  Cr 

To Input CGST             A/c   Cr 

To  Input SGST            A/c    Cr 

Narration -( Goods damage, ITC reversal) 

2) You have to reverse ITC , under section 17(5)(h) of the CGST Act (please refer) , may be along with interest. 

3) It may be allowable expenses under section 37(1) of the Income Tax Act 1961, subject to proper documents and proof of goods damage , please check. 

4) you have to correct Stock Journal , by reducing stock of goods damage, from  Goods Consume, that automatically reduce your closing stock amount in Trading Account in Accounting Software. 

Take more opinion on this. 

Thank you very much Sir,

You are welcome, however take more opinion .