The Archean eon, which preceded the Proterozoic eon, spanned about 1.5 billion years and is subdivided into four eras: the Neoarchean (2.8 to 2.5 billion years ago), Mesoarchean (3.2 to 2.8 billion years ago), Paleoarchean (3.6 to 3.2 billion years ago), and Eoarchean (4 to 3.6 billion years ago).*.
The minimum total contributions under automatic enrolment have been set down by the Government and are set to increase between now and 2018. Your employer must pay some of the minimum total contribution. If the employer doesn't pay all of the minimum total contribution, you will need to make up some of the difference.f your employer decides to use pensionable pay rather than qualifying earnings, your employer must satisfy one of three sets of alternative requirements for their pension scheme to qualify for use under automatic enrolment and in order to calculate the minimum total contributions payable. The three sets are:
You need a National Insurance number before you can start paying National Insurance contributions. If you earn between Â£112 and Â£155 a week, your contributions are treated as having been paid to protect your National Insurance record.hen you stop paying. If youâre employed, you stop paying Class 1 National Insurance when you reach the State Pension age. If youâre self-employed you stop paying: 1  Class 2 National Insurance when you reach State Pension age (or up to 4 months after this to pay off any contributions you owe).