On September 25, 2013 Thai authorities notified the World Trade Organization of their decision to impose a definitive safeguard duty on imports of hot-rolled steel flat products from Vietnam.

This measure was applicable for a period of three years starting from the date of imposition of the provisional measure, which was February 27, 2013.

The rate of the duty was 44.20% of the CIF price from September 15, 2013 up to February 26, 2014, 43.57% of the CIF price during the second year and 42.95% of the CIF price during the third and last year.On July 17, 2015 the Thai authorities initiated a review of the above-mentioned safeguard measure and it now has been lifted.