Subsection (1) disapplies the following sections in relation to functions which are specifically exercisable in relation to a cross-border public authority:
Section 118 is also disapplied in relation to any function of a cross-border public authority.
Subsection (2) provides that the Scottish Ministers are to be consulted by a Minister of the Crown before he exercises any specific function relating to a cross-border public authority which either relates to appointments or the exercise of which might affect Scotland otherwise than wholly in relation to reserved matters.
Subsection (3) requires reports (defined in subsection (7)) relating to cross-border public authorities which are required by a pre-commencement enactment to be laid before the Westminster Parliament to be laid before the Scottish Parliament.
Subsection (4) provides that the provisions of subsections (1) to (3) are subject to any provision made by any Order in Council under section 89, for example to transfer certain functions to the Scottish Ministers.
Subsection (5) defines a “cross-border public authority” for the purposes of the Act as any body, government department, office or office-holder specified in an Order in Council made under this section. Further provision about the making of this Order in Council is to be found in sections 112 to 115 and Schedule 7.
Subsection (6)  provides that an Order may only specify such a body, government department, office or office-holder which, at the time when the Order is made, has,  in addition to other functions, functions exercisable in or as regards Scotland which do not relate to reserved matters.
This power was exercised in making the Scotland Act 1998 (Cross-Border Public Authorities) (Specification) Order 1999 (S.I. 1999/1319) which specifies some 65 authorities.
Subsection (7) defines “report” (as mentioned in subsection (3)) as including accounts and any statement and “office-holder” as including employee or other post-holder.
Commentary Part V: Miscellaneous and General Details of Provisions