BusinessMartin Lewis warning as ‘important’ state pension deadline could cost you £328.64 a year 5 months ago01 mins Daily Express :: Finance Feed A man asked how changes to National Insurance rates would affect the state pension. A man asked how changes to National Insurance rates would affect the state pension. Post navigation Previous: Pension warning over ‘hidden’ charges that can cost you £37,000Next: Tax rises hard to avoid over next 5 years, says IFS Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.