843. Acquisition and disposal of pictures and other objects.

843.     Acquisition and disposal of pictures and other objects.

The National Gallery Board, the Tate Gallery Board and the National Portrait Gallery Board1 may, in particular, acquire (whether by purchase, exchange or gift) any relevant objects2 which, in the opinion of the board concerned, it is desirable to add to that board's collection3.

The National Gallery Board may not, however, dispose of a relevant object the property in which is vested in the board and which is comprised in its collection unless the disposal is an exercise of the statutory power4 of transfer5. Nor may the Tate Gallery