On 30 December 2019, Tiiseza Zambia Ltd (Tiiseza) is understood to have been awarded an exploration licence covering Block 18. Tiiseza is understood to have applied for the block on 30 July 2018. It covers some 17,000 sq km atop the Okawango Graben (Western Basin).   Tiiseza is understood to be the sole participant in the licence.
Tiiseza (Tiiseza Zambia Ltd) is understood to have been awarded an exploration licence covering Block 18.