Paragraph 21
If TfL proposes to exercise any of the powers of article 38 (powers of disposal, agreements for operation etc.), it shall not later than 28 days before any such application is made give written notice to Network Rail and any such notice must describe or give (as appropriate)—
the nature of the application to be made;
the extent of the geographical area to which the application relates; and
the name and address of the person acting for the Secretary of State to whom the application is made.
If TfL proposes to enter into any agreements with respect to any of the matters set out under article 38(2), it shall not later than 28 days before any such agreement is entered into give written notice to Network Rail and any such notice must describe or give (as appropriate)—
the nature of the agreement;
the extent of the geographical area to which the agreement relates; and
the name and address of any other person who it is intended would be a party to the agreement.
TfL and the Secretary of State must have due regard to any representations made by Network Rail in response to any notice received under sub-paragraphs (1) and (2).