[{"data":1,"prerenderedAt":224},["ShallowReactive",2],{"hs-2521":3},{"id":4,"title":5,"aeoAnswer":6,"body":7,"chapter":176,"code":177,"description":17,"digits":178,"documentationNotes":179,"examples":180,"excludes":181,"extension":186,"faq":187,"hazmatClass":189,"heading":177,"includes":190,"keyTakeaway":161,"licensingFlags":191,"meta":192,"metaDescription":6,"metaTitle":5,"navigation":193,"parent":176,"path":194,"plainEnglish":17,"relatedCodes":195,"searchQueries":196,"section":202,"seo":203,"shortTitle":204,"stem":205,"synonyms":206,"topExporters":211,"topImporters":216,"typicalDutyRange":221,"typicalMode":222,"__hash__":223},"hsCodes/hs-codes/25/2521.md","HS Code 2521 — Limestone Flux and Calcareous Stone","HS code 2521 is for limestone flux and calcareous stone used for the manufacture of lime or cement, excluding building stone of 2515.",{"type":8,"value":9,"toc":162},"minimark",[10,14,18,23,39,43,66,70,84,88,93,96,100,132,136,155,159],[11,12,5],"h1",{"id":13},"hs-code-2521-limestone-flux-and-calcareous-stone",[15,16,17],"p",{},"This code covers limestone flux and other calcareous stones used in the industrial manufacture of lime or cement. It is a high-volume industrial mineral used extensively in steel refining and building material production.",[19,20,22],"h2",{"id":21},"whats-included","What's included",[24,25,26,30,33,36],"ul",{},[27,28,29],"li",{},"Limestone flux",[27,31,32],{},"Cement-grade limestone",[27,34,35],{},"Calcareous stone powder for lime",[27,37,38],{},"Raw limestone for smelting",[19,40,42],{"id":41},"whats-excluded","What's excluded",[24,44,45,57],{},[27,46,47,51,52,56],{},[48,49,50],"strong",{},"Building limestone"," → use ",[53,54,55],"code",{},"2515"," (If used as monumental or building stone, it falls under 2515.)",[27,58,59,51,62,65],{},[48,60,61],{},"Quicklime",[53,63,64],{},"2522"," (If the stone has been burned/calcined into lime, use 2522.)",[19,67,69],{"id":68},"common-examples","Common examples",[24,71,72,75,78,81],{},[27,73,74],{},"Limestone flux for steel blast furnaces",[27,76,77],{},"Raw limestone for cement plants",[27,79,80],{},"Crushed calcareous stone for lime kilns",[27,82,83],{},"Limestone chips for industrial processing",[19,85,87],{"id":86},"frequently-asked-questions","Frequently asked questions",[89,90,92],"h3",{"id":91},"can-i-use-2521-for-decorative-limestone","Can I use 2521 for decorative limestone?",[15,94,95],{},"No, decorative or monumental limestone is classified under 2515. 2521 is strictly for industrial flux or cement use.",[19,97,99],{"id":98},"trade-shipping-notes","Trade & shipping notes",[24,101,102,108,114,120,126],{},[27,103,104,107],{},[48,105,106],{},"Typical duty range:"," 0% - 5%",[27,109,110,113],{},[48,111,112],{},"Documentation:"," Calcium carbonate content should be clearly stated on the technical spec sheet.",[27,115,116,119],{},[48,117,118],{},"Typical shipping mode:"," Bulk",[27,121,122,125],{},[48,123,124],{},"Top exporters:"," United Arab Emirates, Vietnam, Oman, Japan",[27,127,128,131],{},[48,129,130],{},"Top importers:"," India, South Korea, China, Taiwan",[19,133,135],{"id":134},"related-hs-codes","Related HS codes",[24,137,138,144,150],{},[27,139,140],{},[141,142,55],"a",{"href":143},"/customs/hs-code/2515",[27,145,146],{},[141,147,149],{"href":148},"/customs/hs-code/2517","2517",[27,151,152],{},[141,153,64],{"href":154},"/customs/hs-code/2522",[19,156,158],{"id":157},"key-takeaway","Key takeaway",[15,160,161],{},"Strictly limited to limestone types intended for use as industrial flux or in the production of lime and cement.",{"title":163,"searchDepth":164,"depth":164,"links":165},"",2,[166,167,168,169,173,174,175],{"id":21,"depth":164,"text":22},{"id":41,"depth":164,"text":42},{"id":68,"depth":164,"text":69},{"id":86,"depth":164,"text":87,"children":170},[171],{"id":91,"depth":172,"text":92},3,{"id":98,"depth":164,"text":99},{"id":134,"depth":164,"text":135},{"id":157,"depth":164,"text":158},"25","2521",4,"Calcium carbonate content should be clearly stated on the technical spec sheet.",[74,77,80,83],[182,184],{"item":50,"correctCode":55,"reason":183},"If used as monumental or building stone, it falls under 2515.",{"item":61,"correctCode":64,"reason":185},"If the stone has been burned/calcined into lime, use 2522.","md",[188],{"q":92,"a":95},null,[29,32,35,38],[],{},true,"/hs-codes/25/2521",[55,149,64],[197,198,199,200,201],"hs code for limestone flux","limestone for cement manufacture duty","shipping limestone in bulk","customs code for calcareous stone","limestone vs dolomite classification","V",{"title":5,"description":17},"Limestone Flux and Calcareous Stone","hs-codes/25/2521",[207,208,209,210],"Calcium carbonate rock","Metallurgical stone","Cement rock","Furnace flux",[212,213,214,215],"United Arab Emirates","Vietnam","Oman","Japan",[217,218,219,220],"India","South Korea","China","Taiwan","0% - 5%","Bulk","qBpJsGQRbSMOFYcweX9xzaf7sPnu79PzZiv6vFnVLVE",1778802396632]