On receipt of notice that an appeal the other party could prefer an cross objection to the appeal even though he has not preferred an appeal. A Memorandum of Cross Objections have to be filed within 45 days from the date of receipt of the notice of appeal in FORM GST APL-06. The Tribunal shall dispose of the cross objections as if it is an appeal
(ICAI FAQ PUBLICATIONS 06-09-2017 Appeals to the Appellate Tribunal: FAQ NO. 44)