NIM01018 - Class 1 Structural Overview: Types of National Insurance contributions: Contracted-out rate NICs: NIC rebate

Please refer to:

• NIM01014 for the 1998/1999 and earlier tax years,
• NIM01013 for the 1999/2000 tax year,
• NIM01012 for the 2000/2001 tax year
• NIM01011 for the 2001/2002 tax year onwards.