Is it ok to send IMM forms in legal size paper?

[Sanamkhan]

My husband sent me all the IMM Application forms in legal size paper its lil bit longer than A4 and letter size. Is it ok to send this paper size? Because if i ask him to send it take its gonna get more late. Plz help me if u guys know about this

 

[Sanamkhan]

Plzz reply someone. I m in a last stage to send my application. Plzz replyy