Citation and commencement  Interpretation  1.  These Regulations may be cited as the Combined Fire and Rescue Authorities (Membership  and Allowances) (Amendment) Regulations 2020 and come into force on 18th March 2020.  2.  In these Regulations, “the Dorset and Wiltshire Fire and Rescue Authority Combination  Scheme” means the scheme set out in the Schedule to the Dorset and Wiltshire Fire and Rescue  Authority (Combination Scheme) Order 2015.  PART 2  Appointment of police and crime commissioner to combined fire and rescue authority  Variation of the Avon Fire Services Combination Scheme  Variation of the Cleveland Fire Services Combination Scheme  Variation of the Humberside Fire Services Combination Scheme  Variation of the Leicestershire Fire Services Combination Scheme  Variation of the Bedfordshire Fire Services Combination Scheme  Variation of the Derbyshire Fire Services Combination Scheme  3.  The Avon Fire Services Combination Scheme( a ) is varied in accordance with Schedule 1.  4.  The Cleveland Fire Services Combination Scheme is varied in accordance with Schedule 2.  5.  The Humberside Fire Services Combination Scheme( b ) is varied in accordance with Schedule  3.  6.  The Leicestershire Fire Services Combination Scheme( c ) is varied in accordance with  Schedule 4.  7.  The Bedfordshire Fire Services Combination Scheme( d ) is varied in accordance with  Schedule 5.  8.  The Derbyshire Fire Services Combination Scheme( e ) is varied in accordance with Schedule  6.  ( a ) The Scheme is set out in the Schedule to the Avon Fire Services (Combination Scheme) Order 1995 (S.I. 1995/3127); to  which there are amendments not relevant to these Regulations. ( b ) The Scheme is set out in the Schedule to the Humberside Fire Services (Combination Scheme) Order 1995 (S.I. 1995/3132);  to which there are amendments not relevant to these Regulations.  ( c )  The Scheme is set out in the Schedule to the Leicestershire Fire Services (Combination Scheme) Order 1996 (S.I.  1996/2912); to which there are amendments not relevant to these Regulations.  ( d ) The Scheme is set out in the Schedule to the Bedfordshire Fire Services (Combination Scheme) Order 1996 (S.I.  1996/2918); to which there are amendments not relevant to these Regulations.  ( e )  The Scheme is set out in the Schedule to the Derbyshire Fire Services (Combination Scheme) Order 1996 (S.I. 1996/2919);  to which there are amendments not relevant to these Regulations.  2 PART 1  Introductory 