Various National Insurance guidance booklets have been updated to reflect changes for the 2019-20 tax year; namely the CWG2, CA41, CA44, CA42 and the CA40.
CWG2: Further guide to PAYE and National Insurance contributions
Find out about detailed Pay As You Earn (PAYE) and National Insurance contributions for current and previous years if you’re an employer.
CA41: National Insurance contributions tables B and C
Use this booklet to manually calculate contributions for employees who must pay National Insurance. Current and previous tax years.
CA44: National Insurance for company directors
Find information about paying National Insurance contributions for company directors in current and previous tax years.
A42: Foreign-going mariners and deep-sea fishermen
Use this booklet to manually calculate contributions for employees who must pay National Insurance for current and previous tax years.
CA40: Employees allowed to pay their own National Insurance
Use form CA40 if HMRC has told you, as an employee, to deduct National Insurance contributions from wages.
