The 30 September visit of Saudi Crown Prince Mohammed to Kuwait brought with it optimism that a deal could be reached to restart production from the Partitioned Neutral Zone (PNZ). Output from the shared fields has been fully shut-in since 2015, and there appears to be gathering momentum for a restart amid global oil market supply concerns (MEES, 6 July). But no deal was forthcoming.

Bloomberg reports that talks fell apart over Kuwait’s refusal to permit US major Chevron to work at...