U.S. oil firm Chevron will become the first oil major to formally exit the Norwegian continental shelf (NCS) as it transfers its last stake in an exploration license, according to a government letter. Oil majors, including Exxon Mobil, BP and Shell, have scaled down their presence in Norway by selling or merging their assets in the mature region to focus on new growth opportunities elsewhere. Chevron is also seeking to sell assets in the British North Sea in order to focus on growing U.S. onshore shale production as well as the giant Tengiz field in Kazakhstan. According to a letter from the Norwegian oil and energy ministry to Chevron dated Sept. 28. and obtained by Reuters, Chevron has agreed to transfer its 20-percent stake in […]