HTS Number	Description	Unit of Quantity	General Rate of Duty	Details
6810	Articles of cement, of concrete or of artificial stone, whether or not reinforced:
6810 1100	Building blocks and bricks		3.2%
6810 1100.10	Containing by weight more than 70 percent magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than 30 percent, and chemically bonded by resin or pitch	m<sup>2<\/sup>	3.2%	More
6810 1100.70	Other	t	3.2%	More
6810 19	Other:
6810 1912.00	Of stone agglomerated with binders other than cement	m<sup>2<\/sup>	4.9%	More
6810 1914.00	Other	m<sup>2<\/sup>	9%	More
6810 1950.00	Other	t	3.9%	More
6810 9100.00	Prefabricated structural components for building or civil engineering	t	Free	More
6810 9900	Other		Free
6810 9900.10	Agglomerated quartz slabs of the type used for countertops	m<sup>2<\/sup>	Free	More
6810 9900.80	Other	No.	Free	More