• Nov. 13, 2013: District collectorate banned quarrying on all riverbeds in Kancheepuram for a year to curb rampant illegal sand mining
  • Nov. 2014: The State government extended the ban for another year
  • Aug. 2015: The prevailing ban was again extended for three more years in Kancheepuram district
  • June, 2017: Mining and Monitoring division, a special projects circle with five divisions, was formed to streamline quarrying
  • June, 2017: Chief Minister Edappadi K. Palaniswami launched www.tnsand.in — an online booking facility for sand
  • Aug. 2017: Madurai Bench of the Madras High Court restrained operation of sand quarries between Karur and Tiruchi on the Cauvery river bed
  • Sept. 2017: Madurai Bench of the Madras High Court appoints three-member committee to inspect sand mining and it reported use of unscientific methods of mining at quarrying sites
  • Oct. 14, 2017: Consignment of imported sand from Malaysia reaches V. O. Chidambaranar Port, Thoothukudi. Lorries carrying the imported sand seized for want of valid permit
  • Nov. 2: MRM Ramaiya Enterprises files a petition before Madurai Bench of Madras High Court seeking release of the consignment stating that customs duty and tax (GST) had been paid. Court directs Collectors of Thoothukudi, Tirunelveli and Kanniyakumari to file counter petitions
  • Nov. 14: State government argues that the lorries carrying imported sand were seized for want of valid permit
  • Nov. 16: Madurai Bench reserves judgment
  • Nov. 29: Madurai Bench allows sand imported from Malaysia and directs the State to stop all sand mining and quarrying activities within six months