Maryland tax forms
- 500: Maryland Corporation Income Tax Return
- 500 (2D): Maryland Corporation Income Tax Return (2D)
- 500CRW: Business Income Tax Credits waiver request
- 500D: Declaration of Estimated Corporation Income Tax
- 500D (2D): Declaration of Estimated Corporation Income Tax (2D)
- 500DM: Decoupling Modification
- 500E: Application for an Extension to File Corporation Income Tax Return
- 500E (2D): Application for an Extension to File Corporation Income Tax Return (2D)
- 500UP: Underpayment of Estimated Income Tax by Corporations and Pass-Through Entities
- 500UP (2D): Underpayment of Estimated Income Tax by Corporations and Pass-Through Entities (2D)
- 502: Maryland Resident Income Tax Return
- 502-502B (2D): Maryland Resident Income Tax Return with Form 502B (2D)
- 502AC: Maryland Subtraction for Contribution of Artwork
- 502AE: Maryland Subtraction for Income Derived within an Arts and Entertainment District
- 502B: Maryland Dependents Information
- 502CR: Maryland Personal Income Tax Credits for Individuals
- 502LU: Legislative Updates Addition/Subtraction Modification
- 502R: Maryland Retirement Income Form
- 502S: Maryland Historic Revitalization Tax Credit
- 502SU: Maryland Subtractions from Income
- 502TP: Computation of Tax Preference Income Modification
- 502UP: Underpayment of Estimated Maryland Income Tax by Individuals
- 502V: Use of Vehicle for Charitable Purposes
- 502X: Maryland Amended Tax Form
- 504: Maryland Fiduciary Tax Return
- 504 Schedule K-1: Fiduciary Modified Schedule K-1 Beneficiary's Information
- 504A: Fiduciary Income Tax Return Schedule A
- 504CG: Capital Gain Income
- 504CR: Business Income Tax Credits for Fiduciaries
- 504D: Fiduciary Declaration of Estimated Income Tax
- 504E: Application for Extension to File Fiduciary Return
- 504NBD: Nonresident Beneficiary Deduction Summary Sheet
- 504NR: Fiduciary Computation of Maryland Modification for a Nonresident Fiduciary
- 504UP: Underpayment of Fiduciary Income Tax
- 505: Maryland Nonresident Income Tax Return
- 505NR: Nonresident Income Tax Computation
- 505SU: Nonresident Subtractions
- 505X: Maryland Nonresident Amended Tax Return
- 510: Pass-Through Entity Tax Return
- 510/511 Schedule K-1: Maryland Pass-Through Entity Members Information
- 510/511D: Declaration of Estimated Pass-Through Entity Tax
- 510/511E: Application for Extension to File Pass-Through Entity
- 510C: Maryland Composite Pass-Through Entity Income Tax Return
- 511: Maryland Pass-Through Entity Election Income Tax Return
- 515: Maryland Tax Return - Nonresident Local Tax
- 588: Direct Deposit of Maryland Income Tax Refund to More Than One Account
- EL101: Maryland Income Tax Declaration for Electronic Filing
- EL101B: Maryland Income Tax Declaration for Corporate and Fiduciary Electronic Filing
- EL102B: Maryland Income Tax payment voucher for business and fiduciary electronic filers
- PV: Personal Tax Payment Voucher for Form 502/505, Estimated Tax and Extensions
- PV (2D): Income Tax Payment Voucher (2D)
- PV worksheet: Personal income tax payment voucher worksheet