9.  The Northamptonshire (Structural Changes) Order 2020( a ) is amended in accordance with  regulations 10 to 16. 10.  In article 2 (interpretation)—  ( a ) S.I. 2020/156.  ( b ) See section 37 of the Representation of the People Act 1982 (c. 2). 4 (6) Any member of the shadow authority for West Northamptonshire who is a member  for the time being of both the county council and any of the West Northamptonshire  councils shall have one vote on all questions coming or arising before the shadow authority. (5) Any member of the shadow authority for North Northamptonshire who is a member  for the time being of both the county council and any of the North Northamptonshire  councils shall have one vote on all questions coming or arising before the shadow authority.  (4) Those persons mentioned in paragraphs (2) and (3) who are members of a shadow  authority immediately before 1st April 2021 are to be members of North Northamptonshire  Council and West Northamptonshire Council (as the case may be) until the end of the  shadow period notwithstanding the dissolution of the county council, the North  Northamptonshire councils and the West Northamptonshire councils on that date. (3) The members of the shadow authority for West Northamptonshire are the persons who  are the members for the time being of the West Northamptonshire councils and the  members of the county council for the time being for the West Northamptonshire electoral  divisions.  (2) The members of the shadow authority for North Northamptonshire are the persons  who are the members for the time being of the North Northamptonshire councils and the  members of the county council for the time being for the North Northamptonshire electoral  divisions. 6 .—(1) During  the  shadow  period  North  Northamptonshire  Council  and  West  Northamptonshire Council shall each be a shadow authority for the purposes of the  following provisions of this Part. 11.  For article 6 substitute—  Amendment of the Northamptonshire (Structural Changes) Order 2020  “Shadow authorities  (a) for the definition of “2020 election” substitute—  (b) for the definition of “the 2020 election day” substitute—  (c) after the definition of “the North Northamptonshire Councils” insert—  (d) for the definition of “the shadow period” substitute—  (e) after the definition of “the West Northamptonshire councils” insert—  ““West Northamptonshire electoral division” means an electoral division of the county  council which comprises part of the area of one of the West Northamptonshire councils ”.  ““the shadow period” means the period beginning with 11th May 2020 and ending on  the fourth day after the 2021 election day;”;  ““North Northamptonshire electoral division” means an electoral division of the county  council which comprises part of the area of one of the North Northamptonshire  councils;”;  ““the 2021 election day” means the ordinary day of elections of councillors in 2021( b ); ”;  ““2021 election” means an election required by article 20(1)(a) to be held in 2021”; 