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The Tax Year 2023 Form 502UP is a specific form used by individuals to report underpayment of estimated income tax for the year 2023. Maryland mandates this form to help individuals calculate any interest on underpayments throughout the year. This form is central to ensuring taxpayers meet their obligations, preventing penalties associated with late or inadequate estimated tax payments.
Utilizing the 502UP involves a thorough understanding of your tax estimates and actual payments throughout 2023. Begin by collecting relevant income information and tax payments made during the year.
Following a step-by-step approach ensures no detail is missed during completion:
A clear understanding of the terminology used in the 502UP form is essential:
Form 502UP is legally required in Maryland as part of the compliance with state tax rules. It ensures individuals pay sufficient taxes throughout the year rather than a lump sum at the end:
Being aware of critical deadlines is vital:
Failure to correctly fill out and attach Form 502UP may lead to significant penalties:
Though Form 502UP is specific to Maryland, aligning with IRS guidelines for estimated taxes ensures uniform compliance across jurisdictions. The IRS provides frameworks that inform how states set their rules:
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| Versions | Form popularity | Fillable & printable |
|---|---|---|
| 2025 | 4.7 Satisfied (21 Votes) | |
| 2024 | 4.7 Satisfied (50 Votes) | |
| 2023 | 4.6 Satisfied (44 Votes) | |
| 2022 | 4.3 Satisfied (60 Votes) | |
| 2021 | 4.8 Satisfied (232 Votes) | |
| 2020 | 4.3 Satisfied (147 Votes) | |
| 2019 | 4.3 Satisfied (91 Votes) | |
| 2018 | 4.3 Satisfied (148 Votes) | |
| 2017 | 4.4 Satisfied (187 Votes) | |
| 2016 | 4.1 Satisfied (75 Votes) | |
| 2013 | 4.3 Satisfied (133 Votes) | |
| 2010 | 4.4 Satisfied (133 Votes) |
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Jan 21, 2026 Individual tax payments may be made by personal contacting Taxpayer Service at 410-260-7980 1-800-MD-TAXES (1-800-638-2937)
UNDERPAYMENT OF ESTIMATED INCOME TAX BY INDIVIDUALS the 2023 declaration and full payment of the estimated tax is due on or before January 15, 2024.