Definitions of submission
a statement presented by a lawyer to a court as part of the case he or she is arguing
I am not convinced by the claimant's submission that he had an interest in the property.
a written document or form which is filed (=to give or send a document or other official paper to an authority) with a court or other authority
Samsung originally filed its submission as an Application for Waiver under 10 C.F.R. §430.27.
the act of accepting the authority of another person, group or institution such as a court of law, tribunal or governing body etc
The submission to arbitration must be made in writing and must state the subject matter of the dispute.