If you fail to file and pay any tax owed by the end of January, you could face hefty penalties.
The Sun (2015)
Borrowers face a hefty penalty of 5% of the loan amount if they attempt to remortgage within three years of taking it out.
Times, Sunday Times (2008)
Check the terms of your existing policy to see if there are any hefty exit penalties.
Times, Sunday Times (2012)