Cancel of registration after

Kollipara Sundaraiah (B.com) (3000 Points)

29 April 2019  
sir,
a registered gst composite dealer turnover below 40 lacs limit.cancel of registration gst number from gst. reg.16 application Filed on dt.31.03.2019
received cancel order from gst reg.19 on dt. 26.04.2019.
my question
final return form.10 and annual return filed compulsory or not.