The phase increases as follows:
Date | Employer minimum contribution | Staff contribution | Total |
Until 5 April 2018 | 1% | 1% | 2% |
6 April 2018 to 5 April 2019 | 2% | 3% | 5% |
6 April 2019 onwards | 3% | 5% | 8% |
For full details click here: http://www.thepensionsregulator.gov.uk/en/employers/phasing-increase-of-automatic-enrolment-contribution