28. —(1) The 1981 Act applies as if this Order were a compulsory purchase order.  (2) The 1981 Act, as applied by paragraph (1), has effect with the following modifications.  (3) In section 1 (application of Act) for subsection (2) substitute–  “(2) This section applies to any Minister, any local or other public authority or any other  body or person authorised to acquire land by means of a compulsory purchase order.”.  (4) In section 5(2) (earliest date for execution of declaration), omit the words from “, and this  subsection” to the end.  (6) In section 5B( b ) (extension of time limit during challenge) for “section 23 of the Acquisition  of Land Act 1981 (application to High Court in respect of compulsory purchase order), the three  year period mentioned in section 5A” substitute “section 118 (legal challenges relating to  applications for orders granting development consent) of the 2008 Act, the five year period  mentioned in article 23 (time limit for exercise of authority to acquire land compulsorily) of the  Riverside Energy Park Order 2020”.  (5) Omit section 5A( a ) (time limit for general vesting declaration).  (7) In section 6 (notices after execution of declaration), in subsection (1)(b) for “section 15 of,  or paragraph 6 of Schedule 1 to, the Acquisition of Land Act 1981” substitute “section 134 (notice  of authorisation of compulsory acquisition) of the Planning Act 2008”.  (8) In section 7 (constructive notice to treat), in subsection (1)(a), omit the words “(as modified  by section 4 of the Acquisition of Land Act 1981)”.  (9) In Schedule A1( c ) (counter-notice requiring purchase of land not in general vesting  declaration), for paragraph 1(2) substitute—  “(2) But see article 25 (acquisition of subsoil only) of the Riverside Energy Park Order  2020, which excludes the acquisition of subsoil only from this Schedule.”.  (10) References to the 1965 Act in the 1981 Act must be construed as references to that Act as  applied by section 125 (application of compulsory acquisition provisions) of the 2008 Act (as  modified by article 29 (modification of Part 1 of the 1965 Act)) to the compulsory acquisition of  land under this Order.  29. —(1) Part 1 (compulsory purchase under Acquisition of Land Act of 1946) of the 1965 Act,  as applied to this Order by section 125 (application of compulsory acquisition provisions) of the  2008 Act, is modified as follows.  (2) In section 4A(1)( d ) (extension of time limit during challenge) for “section 23 of the  Acquisition of Land Act 1981 (application to High Court in respect of compulsory purchase  order), the three year period mentioned in section 4” substitute “section 118 (legal challenges  relating to applications for orders granting development consent) of the Planning Act 2008, the  five year period mentioned in article 23 (time limit for exercise of authority to acquire land  compulsorily) of the Riverside Energy Park Order 2020”.  (3) In section 11A( e ) (powers of entry: further notices of entry)—  ( a ) Inserted by section 182(2) of The Housing and Planning Act 2016 (c.22).  ( b ) Inserted by section 202(2) of The Housing and Planning Act 2016 (c.22).  ( c )  Inserted by paragraph 6 of Schedule 18 to The Housing and Planning Act 2016 (c.22).  ( d ) Inserted by section 202(1) of the Housing and Planning Act 2016 (c.22).  ( e )  Inserted by section 186(3) of the Housing and Planning Act 2016 (c.22).  21 (a) in subsection (1)(a) after “land” insert “under that provision”; and  (b) in subsection (2) after “land” insert “under that provision”.  Application of the 1981 Act  Modification of Part 1 of the 1965 Act 