All of these sources count towards your income in retirement and, accordingly, are used to determine your tax bracket. A retiree still working part-time may find themselves in a higher tax bracket than expected if they are receiving income from all of these sources at the same time.
[header] How to reduce taxes in retirement [title] Understand irs rules affecting earned income in retirement. [step] Retired people working part time are taxed at regular income rates just like everyone else. However, they also may be receiving social security benefits and taxable retirement income.