https://ttlc.intuit.com/community/after-you-file/discussion/cp12-letter-in-error/01/3904599#M830762 <P>The IRS sent a notice decreasing my tax refund by $3165.&nbsp; I was not sure what this was due to.&nbsp; It says that tax owed was increased and I reviewed this with my 1040.&nbsp; The difference between what I was supposed to get vs what the letter stated was $3165.&nbsp; I looked online and it said that in situations where I changed employers in 2025, look at the W2 box 4 and add up all the numbers.&nbsp; The former employer had $10,918.20 in box 4 and the new employer had the exact $3165.36 in box 4.&nbsp; I am the only person listed on the W2.&nbsp; Did the IRS get confused and think these were the same employer and reduced my refund by this $3165 amount?&nbsp; Do I do amendment or do I call?&nbsp; what number</P> Tue, 21 Apr 2026 23:18:10 GMT jyeh74 2026-04-21T23:18:10Z https://ttlc.intuit.com/community/after-you-file/discussion/cp12-letter-in-error/01/3904599#M830762 <P>The IRS sent a notice decreasing my tax refund by $3165.&nbsp; I was not sure what this was due to.&nbsp; It says that tax owed was increased and I reviewed this with my 1040.&nbsp; The difference between what I was supposed to get vs what the letter stated was $3165.&nbsp; I looked online and it said that in situations where I changed employers in 2025, look at the W2 box 4 and add up all the numbers.&nbsp; The former employer had $10,918.20 in box 4 and the new employer had the exact $3165.36 in box 4.&nbsp; I am the only person listed on the W2.&nbsp; Did the IRS get confused and think these were the same employer and reduced my refund by this $3165 amount?&nbsp; Do I do amendment or do I call?&nbsp; what number</P> Tue, 21 Apr 2026 23:18:10 GMT https://ttlc.intuit.com/community/after-you-file/discussion/cp12-letter-in-error/01/3904599#M830762 jyeh74 2026-04-21T23:18:10Z https://ttlc.intuit.com/community/after-you-file/discussion/re-cp12-letter-in-error/01/3904653#M830778 <P>Call the number on your notice.&nbsp;</P> Wed, 22 Apr 2026 00:45:51 GMT https://ttlc.intuit.com/community/after-you-file/discussion/re-cp12-letter-in-error/01/3904653#M830778 Bsch4477 2026-04-22T00:45:51Z