You pay a flat rate of Class 2 National Insurance contributions regardless of how profitable your business is (though low-earning businesses can be exempted altogether). You also pay Class 4 National Insurance contributions calculated as a percentage of your annual profits above a basic threshold.National Insurance contributions are calculated and collected as part of your self-assessment tax return.ou pay a flat rate of Class 2 National Insurance contributions regardless of how profitable your business is (though low-earning businesses can be exempted altogether). You also pay Class 4 National Insurance contributions calculated as a percentage of your annual profits above a basic threshold.
Purchase price: Tesla Model S and Model X. Base prices for the 2017 Tesla Model S sedan range from $68,000 to $134,500, depending on package; the 2017 Model X crossover ranges from $88,800 to $138,800. Further upgrades are available (more on that below).
The 2017 Tesla Model S starts at $68,000 â thatâs with the standard 60 kWh battery pack. Higher trims come with larger batteries. Other models include the Model S 75 ($74,500), Model S 90 ($89,500), Model S 100D ($92,500), and the high-performance Model S P100D ($134,500).