The tariff classification of heat-insulation boards from Denmark
The tariff classification of a growing medium from China.
The tariff classification of three ceramic fiber products and two ceramic bricks from China.
The tariff classification of an article of insulating mineral material from Spain
The tariff classification of mineral wool growing media from Turkey.
Protest 2002-01-101199; acoustical ceiling tiles
Request for Further Review of Protest 0101-92-100011, datedFebruary 4, 1992, Concerning Various Refractory Materials
The tariff classification of rock wool from the Netherlands and Poland
The tariff classification of flexible sound-insulating rolls from Italy.
Protest 1303-00-100236; Insulating materials