BENEFITS EXPERT: Reduced Earnings Allowance changes explained once you reach pension age

Q. I am approaching state pension age soon and have received my pension forecast. I currently receive Reduced Earnings Allowance as I have vibration White Finger. I have been informed that once I reach pension age then my Reduced Earnings Allowance will decrease in value. Is this correct and if so why.
If you are not working then Reduced Earnings Allowance becomes Retirement Allowance, will either be 25% of your current Reduced Earnings Allowance or £18.86/week, whichever of these two figures is the lowest.If you are not working then Reduced Earnings Allowance becomes Retirement Allowance, will either be 25% of your current Reduced Earnings Allowance or £18.86/week, whichever of these two figures is the lowest.
If you are not working then Reduced Earnings Allowance becomes Retirement Allowance, will either be 25% of your current Reduced Earnings Allowance or £18.86/week, whichever of these two figures is the lowest.