The Europe and Africa-focused miner received £40,000 in a similar rebate in 2016 as part of what it says are tax relief claims for “geoscientific advances” made during its exploration work.
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Oriole added that it expects to submit a claim of “significantly higher value” for 2019 early next year due to an increase in technical work at its projects in Cameroon.
"The continued support from the R&D tax credit regime is a valuable resource to extend our geological research work in Cameroon”, said Oriole’s chief executive Bob Smeeton.
In early trading on Monday, Oriole’s shares were steady at 0.28p.