Transocean reveals potential tax, rig issues

摘要

Houston—As if Macondo liabilities were notenough, offshore drilling giant Transoceanrevealed this week two other unrelated busi-ness issues that could present another $1billion in unexpected costs.One concerns a tax dispute with theUS government that could force payment of$473 million, and the other stems from adecision by a joint-venture partner to force abuyout on their ownership of two ultra-deep-water drillships.