Recent drilling by CarbonSAFE is expected to provide information on the viability of a second carbon storage site in the top coal-producing state in the US.
A senior cabinet minister said in a statement the ban implemented on Jan. 1 had been eased for miners that have met a requirement to sell a portion of their output for local power generation.
Indonesian authorities have yet to issue papers to allow 14 coal vessels to depart as the government prepared to assess whether to further ease the export ban.