This excerpt taken from the BP F-3ASR filed Mar 13, 2009.
This section describes the
consequences of owning debt securities that are due to mature more than 30 years from their date of issue will be discussed in an applicable prospectus supplement. This section is based on the Internal Revenue Code of 1986, as amended (the
Code), its legislative history, existing and proposed regulations under the Code, published rulings and court decisions, all as currently in effect. These laws are subject to change, possibly on a retroactive basis. STYLE="margin-top:12px;margin-bottom:0px; text-indent:4%">If a partnership holds the debt securities, the United States federal income tax treatment of a partner will generally depend on the status of the
partner and the tax treatment of the partnership. A partner in a partnership holding the debt securities should consult its tax advisor with regard to the United States federal income tax treatment of an investment in the debt securities.