NCTS - See your guarantee status 

If you want to see how much you have used off your guarantee, then please follow this guide. 

Start here, click on NCTS and then on Guarantee status

You will then get this window open 

You can see here the total amount, Used amount, and the amount left on your guarantee

You can only here see the overview, you can not do anything else here, you will "just" have the overview