It was done before with validity.

Norpac praises Commerce move to slap duties on Canadian papermakers Feds to investigate Norpac's claims of Canadian dumping, started last year.
Norpac: Commerce to impose duties on Canadian papermakers
Maine lawmakers back duties against NS paper mill
Madison Paper, Verso win duties on Canadian Paper imports
Trade dispute over Canadian newsprint poised to have ‘catastrophic impact’ on U.S. newspaper industry
Bad news for newspapers: Trade dispute apt to drive up cost of newsprint
‘International’ trade disputes quickly turn ‘local’ for Washington State
Newsprint may soon be the latest casualty in U.S.-Canada trade dispute
Trade dispute involving newsprint causing heartburn for many U.S. newspapers, printers
Newspapers' Bad News in U.S. Gets Worse, Courtesy of Trade Spat