31 Dec 2021
Tariff Change for Gypsum in United States
The United States set the tariff status for gypsum to free as of December 31 2021, removing duties and potentially boosting imports and exports.
United States production
Mined Gypsum
Market intelligence
Relevant Events
9 Nov 2018
Settlement for Gypsum in United States
The Chinese Drywall Settlement Program continued to disburse payments to homeowners through Nov. 9, 2018.
11 Jun 2018
Ownership Change for Gypsum in United States
Knauf Group agreed to acquire USG Corp. for $7 billion, creating one of the largest wallboard manufacturers in the world.
22 Mar 2016
Settlement for Gypsum in United States
The Chinese Drywall Settlement Program extended payments to affected homeowners through March 22, 2016.
9 Jul 2013
Other for Gypsum in United States
Class‑action settlement resolved claims from owners of ~20,000 homes built with corrosive drywall from China, reducing liability and influencing the drywall market.
9 Jul 2013
Settlement for Gypsum in United States
Settlement of the class‑action lawsuit over corrosive drywall imported from China was reached, covering claims through Oct. 25, 2013.
1 May 2010
Regulatory Change for Gypsum in United States
Massachusetts banned the disposal of clean wallboard in landfills, tightening waste regulations for gypsum products.
2010
Regulatory Change for Gypsum in United States
Massachusetts banned the disposal of clean wallboard from state waste facilities, tightening waste management and encouraging recycling.
31 Dec 2009
Tariff Change for Gypsum in United States
United States removed tariff on gypsum anhydrite, making it duty-free and potentially increasing imports.
1 Jan 2009
Mine Closure for Gypsum in United States
Several gypsum mines have closed due to the growing availability of synthetic gypsum from coal‑fired powerplants.
1 Jan 2009
Other for Gypsum in United States
Over 2,000 homeowner complaints were filed with the U.S. Consumer Product Safety Commission in 2009 regarding corrosive drywall imported from China, raising safety concerns.
1 Jan 2009
Other for Gypsum in United States
More than 600 metric tons of Chinese drywall were imported into the United States in 2009, representing a small fraction of total imports.
1 Jan 2009
Processing Startup for Gypsum in United States
Construction of new wallboard production facilities adjacent to coal-fired electric powerplants, expanding gypsum processing capacity and reducing transportation costs.
1 Jan 2009
Processing Startup for Gypsum in United States
Installation of new scrubbers at coal‑fired powerplants, increasing synthetic gypsum production and shifting supply away from mined gypsum.
1 Aug 2008
Other for Gypsum in United States
Regional shortages of wallboard supplies, driven by higher transportation costs from producing states, were mitigated by increased imports, signaling supply chain constraints in the U.S. market.
1 Aug 2008
Processing Startup for Gypsum in United States
Large wallboard plants designed to use synthetic gypsum as feedstock were initiated, reducing the demand for natural gypsum in U.S. wallboard manufacturing.
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