Thailand

... Other treaties which may have wide scale effects on the security of economy, society, or trade or investment of the country under paragraph two are treaties pertaining to free trade, common customs union, or the authorization of natural resources utilisation, or which cause the country to lose rights over natural resources, in whole or in part, or on any other treaties provided by law.
There shall also be a law prescribing procedures for the public to participate in the expression of opinions and to obtain necessary remedy from the effects of conclusion of a treaty under paragraph three.
Where a question arises as to whether any treaty constitutes a case under paragraph two or paragraph three, the Council of Ministers may request the Constitutional Court to render a decision thereon. The Constitutional Court shall complete its decision within thirty days as from the date of receipt of such request. (Sec. 178)