Statutory Maternity Pay (SMP) is paid for up to 39 weeks. You get:
90% of your average weekly earnings (before tax) for the first 6 weeks
£139.58 or 90% of your average weekly earnings (whichever is lower) for the next 33 weeks https://www.gov.uk/maternity-pay-leave/pay Eligibility: Statutory Maternity Leave
You qualify for Statutory Maternity Leave if:
you’re an employee not a ‘worker’
you give your employer the correct notice
earn on average at least £112 a week
give the correct notice
give proof you’re pregnant
have worked for your employer continuously for at least 26 weeks up to the ‘qualifying week’ - the 15th week before the expected week of childbirth