418.1235—When will we stop using your more recent tax year's modified adjusted gross income to determine your income-related monthly adjustment amount?
         We will use your more recent tax year's modified adjusted gross income to determine your income-related monthly adjustment amount effective with the month and year described in  § 418.1230 and for each year thereafter until one of the following occurs:
    
    
        
        (a) 
         We receive your modified adjusted gross income from IRS for the more recent tax year we used or a later tax year;
    
    
        
        (b) 
         Your more recent tax year modified adjusted gross income that we used is for a tax year more than 3 years prior to the income-related monthly adjustment amount effective year;
    
    
        
        (c) 
         You request we use a more recent tax year based on another major life-changing event as described in  § 418.1201; or
    
    
        
        (d) 
         You notify us of a change in your modified adjusted gross income for the more recent tax year we used as described in  § 418.1240.