Numbering in BASF and BUSF is slightly different, since the unnumbered "Foundation Clause" on inspiration added to BSF in 1885 becomes clause 31 in BUSF.
Some of these doctrines are shared with some of the "Unamended Fellowship" (but not the majority Christadelphian group known as the"Central Fellowship"), particularly beliefs on the atonement and what the Bible teaches about human nature (referred to commonly as 'the flesh').