what is a salary sacrifice pension
The idea behind this is quite simple. You give up part of your salary and, in return, your employer gives you a non-cash benefit, such as childcare vouchers, or increased pension contributions. Once you accept a salary sacrifice, your overall pay is lower, so you pay less tax and National Insurance.alary sacrifice is when you agree to give up part of your salary so you can get extra benefits from your employer. Find out more about how it works. How salary sacrifice works. Things to consider before taking salary sacrifice.