Each year a BIOT Appropriation Ordinance allocates expenditure from public funds for the Territory. The final expenditure can often vary quite considerably from the appropriated sums. 

The actual expenditure, year by year from 1992 to 2009 inclusive is shown in the Table below. A financial year runs from 1 April to 31 March. All sums are in UK pounds sterling. 

In 1994 the accounting sub-headings were changed.