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                                   Employee Representative’s Quarterly Railroad Tax Return
Form  CT-2                                                                                                                                     OMB No. 1545-0002
(Rev. March 2024)                                       Complete both copies of Form CT-2.  
Department of the Treasury                        Go to www.irs.gov/CT2 for the latest information.
Internal Revenue Service 

1 Taxable compensation paid during this quarter subject to Tier 1 tax  .   $                             × 12.4% (0.124)                    1 
2 Taxable  compensation  paid  during  this  quarter  subject  to  Tier  1 
  Medicare tax    .      .  .    . . .  .    .  . . .   . .     . . . .    $                             ×        2.9% (0.029)              2 

3 Taxable  compensation  paid  during  this  quarter  subject  to  Tier  1 
  Additional Medicare Tax  .       . .  .    .  . . .   . .     . . . .    $                             ×        0.9% (0.009)              3 

4 Taxable compensation paid during this quarter subject to Tier 2 tax .  $                               × 13.1% (0.131)                    4 

5 Credit (attach explanation in duplicate)  .   . . .   . .     . . . .    .   . .            . . .  . . .  .     .    . .                  5

6 Total taxes for quarter (add lines 1 through 4; subtract line 5). See instructions for payment details  . .     .    . .                  6
Under penalties of perjury, I declare that I have examined this return, including accompanying schedules and statements, and to the best of my knowledge and belief, it is 
true, correct, and complete. Declaration of preparer (other than taxpayer) is based on all information of which preparer has any knowledge. 
Signature                                                                                       Date 
  Pay by                                                                                                                                    T 
EFTPS or                                                                                                                                    FF 
  Enclose                                                                                                                                   FP 
  Your  
Check or                                                                                                                                    I 
  Money    Employee representative’s name, address, and social security number, and name        Return for Calendar Quarter                 T 
  Order    of organization represented.                                                              (Months and year)                         ORIGINAL 
                  Print/Type preparer’s name              Preparer’s signature                           Date
Paid                                                                                                                         Check          if     PTIN
                                                                                                                             self-employed 
Preparer 
                  Firm’s name                                                                                                Firm’s EIN 
Use Only          Firm’s address                                                                                             Phone no. 
For Privacy Act and Paperwork Reduction Act Notice, see page 3.                                   Cat. No. 16030S                             Form CT-2 (Rev. 3-2024) 
                                                Don’t cut or separate the forms on this page. 

Form   CT-2                        Employee Representative’s Quarterly Railroad Tax Return                                                     OMB No. 1545-0002
(Rev. March 2024)
Department of the Treasury  
Internal Revenue Service 

1 Taxable compensation paid during this quarter subject to Tier 1 tax  .   $                             × 12.4% (0.124)                    1 
2 Taxable  compensation  paid  during  this  quarter  subject  to  Tier  1 
  Medicare tax    .      .  .    . . .  .    .  . . .   . .     . . . .    $                             ×        2.9% (0.029)              2 

3 Taxable  compensation  paid  during  this  quarter  subject  to  Tier  1 
  Additional Medicare Tax  .       . .  .    .  . . .   . .     . . . .    $                             ×        0.9% (0.009)              3 

4 Taxable compensation paid during this quarter subject to Tier 2 tax .  $                               × 13.1% (0.131)                    4 

5 Credit (attach explanation in duplicate)  .   . . .   . .     . . . .    .   . .            . . .  . . .  .     .    . .                  5 

6 Total taxes for quarter (add lines 1 through 4; subtract line 5). See instructions for payment details .  .     .    . .                  6 
                                                File this DUPLICATE copy with the ORIGINAL return. 

Employee representative’s name, address, and social security number, and name of organization   Return for Calendar Quarter                    DUPLICATE
represented exactly as shown on ORIGINAL above.                                                      (Months and year) 
For Privacy Act and Paperwork Reduction Act Notice, see page 3.                                   Cat. No. 16030S                             Form CT-2 (Rev. 3-2024) 



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Form CT-2 (Rev. 3-2024)                                                                                                        Page 2 

Section references are to the Internal Revenue Code unless        Quarter covered:                         Due by:                            
otherwise noted.                                                  January, February, March                    May 31, 2024   
Future Developments                                               April, May, June                            August 31, 2024   
For the latest information about developments related to Form     July, August, September                November 30, 2024    
CT-2 and its instructions, such as legislation enacted after they October, November, December                 February 28, 2025 
were published, go to www.irs.gov/CT2.
                                                                  If any due date shown above falls on a Saturday, Sunday, or 
What’s New                                                        legal holiday, you may file your return and pay the tax on the 
                                                                  next business day. The term “legal holiday” means any legal 
Tax rates and compensation bases for 2024. The Tier 1 tax         holiday in the District of Columbia. If we receive Form CT-2 after 
rate is 12.4%. The Tier 1 compensation base is $168,600. The      the due date, we will treat Form CT-2 as filed on time if the 
Tier 1 Medicare tax rate is 2.9%. There is no compensation        envelope containing Form CT-2 is properly addressed, contains 
base limit for Tier 1 Medicare tax. The Tier 2 tax rate on        sufficient postage, and is postmarked by the U.S. Postal Service 
employee representatives is 13.1%. The Tier 2 compensation        on or before the due date, or sent by an IRS-designated private 
base is $125,100.                                                 delivery service (PDS) on or before the due date. If you don’t 
                                                                  follow these guidelines, we will consider Form CT-2 filed when it 
Reminders                                                         is actually received. See Pub. 15 for more information on legal 
Tier 1 Additional Medicare Tax. In addition to the Tier 1         holidays. Go to www.irs.gov/PDS for the current list of PDSs. 
Medicare tax of 2.9%, employee representatives are subject to     For the IRS mailing address to use if you’re using a PDS, go to 
0.9% Additional Medicare Tax on compensation in excess of         www.irs.gov/PDSstreetAddresses.
$200,000, beginning in the pay period in which your 
compensation for the calendar year exceeds $200,000. If you       Where To File 
pay any Additional Medicare Tax during the year, you must         Form CT-2 contains two copies. Be sure to make an additional 
complete and file Form 8959, Additional Medicare Tax, with        copy of Form CT-2 for your records. Send both the ORIGINAL 
your federal income tax return. See the Instructions for Form     and DUPLICATE to the Department of the Treasury, Internal 
8959. For more information on Additional Medicare Tax, go to      Revenue Service Center, Kansas City, MO 64999-0049. 
www.irs.gov/ADMTfaqs.
                                                                  Penalties and Interest 
General Instructions                                              The law provides a penalty for late filing or late payment unless 
                                                                  you can show reasonable cause for the delay. If you’re late in 
Purpose of Form                                                   filing a return or paying the taxes, send an explanation with the 
Use this form to report railroad retirement taxes imposed on      return. Interest is charged on taxes paid late at the rate set by 
compensation received by employee representatives.                law. 
Railroad retirement taxes. The Railroad Retirement Tax Act        Records 
imposes taxes on an employee representative, which are based 
on compensation.                                                  You must keep records relating to employee representative 
                                                                  taxes for at least 4 years after the taxes are due or were paid, 
These taxes are comprised of Tier 1 and Tier 2 taxes. The         whichever is later. 
amount of compensation subject to each tax is different. 
The Tier 1 tax rate is 12.4%. It applies only to the first        Definitions 
$168,600 paid to you during 2024 for services performed as an     Employee representative. An employee representative is: 
employee representative. The Tier 1 Medicare tax rate is 2.9%.    1. Any officer or official representative of a railway labor 
It applies to all compensation paid to you during 2024 for        organization that isn’t an employer under section 3231(a) who 
services performed as an employee representative. The Tier 1      (a) was in the service of an employer, and (b) is authorized and 
Additional Medicare Tax is 0.9%. It applies to compensation       designated to represent employees under the Railway Labor 
paid to you during 2024 that exceeds $200,000 for services        Act, or
performed as an employee representative.
                                                                  2. Any individual who is regularly assigned to or regularly 
The Tier 2 tax rate on employee representatives is 13.1%. It      employed by an employee representative as defined above in 
applies only to the first $125,100 paid to you during 2024 for    connection with the duties of the employee representative’s 
services performed as an employee representative.                 office. 
Who Must File                                                     Compensation. Compensation means payment in money, 
You must file Form CT-2 for the first quarter in which you’re     meaning currency issued by a recognized authority as a 
paid taxable compensation for services you performed as an        medium of exchange, for services performed as an employee 
employee representative. Continue filing returns for each         representative. It doesn’t include payments made specifically for 
quarter, even if you’re not paid taxable compensation. When       traveling or other bona fide and necessary expenses that meet 
your taxable compensation payments stop completely, you           the rules in the regulations under section 62. For purposes of 
must file a final return. Write “Final Return” at the top of Form Tier 1 taxes, compensation doesn’t include sickness or accident 
CT-2 and on the duplicate copy.                                   disability payments received (a) under a workers’ compensation 
                                                                  law, (b) under section 2(a) of the Railroad Unemployment 
When To File                                                      Insurance Act for days of sickness due to an on-the-job injury, 
                                                                  (c) under the Railroad Retirement Act, or (d) more than 6 months 
Due dates for filing Form CT-2 and paying the tax each quarter    after the month in which the employee representative last 
are as follows.                                                   worked for the railway labor organization. For purposes of Tier 2 
                                                                  taxes, compensation doesn’t include payments made under a 
                                                                  sickness or accident disability plan or a medical or 
                                                                  hospitalization plan in connection with sickness or accident 
                                                                  disability.  



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Form CT-2 (Rev. 3-2024)                                                                                                     Page 3 
Compensation is considered paid when actually paid or when         Paid preparer. A paid preparer must sign Form CT-2 and 
constructively paid. Constructively paid means that the pay (a)    provide the information in the Paid Preparer Use Only section if 
has been credited to the employee representative’s account or      the preparer was paid to prepare Form CT-2 and isn’t an 
set apart with no substantial limit or condition on how or when    employee of the filing entity. Paid preparers must sign paper 
the payment will be made, and (b) is available to draw on at any   returns with a manual signature. The preparer must give you the 
time and to control.                                               original return and duplicate copy to be filed with the IRS and  
                                                                   another copy of the return for your records.
Specific Instructions                                               If you’re a paid preparer, enter your Preparer Tax 
                                                                   Identification Number (PTIN) in the space provided. Include your 
If you perform services as both an employee representative and     complete address. If you work for a firm, write the firm’s name 
an employee and your total pay for these services is more than     and the EIN of the firm. You can apply for a PTIN online or by 
the applicable maximum (see Line 1 and Line 4, later), then for    filing Form W-12. For more information about applying for a 
lines 1 and 4 subtract your pay as an employee from the            PTIN online, go to www.irs.gov/PTIN. You can’t use your PTIN 
maximum to determine the amount subject to the employee            in place of the EIN of the tax preparation firm. 
representative’s tax. 
Line 1. Multiply the compensation subject to Tier 1 tax by         Privacy Act and Paperwork Reduction Act Notice. We ask for 
12.4% (0.124). This tax applies only to the first $168,600 paid to the information on Form CT-2 to carry out the Internal Revenue 
you during 2024 for services performed as an employee              laws of the United States. We need it to figure and collect the 
representative.                                                    right amount of tax. Section 3211 and section 6011 and their 
                                                                   regulations require employee representatives to report and pay 
Line 2. Multiply the compensation subject to Tier 1 Medicare       over to the IRS railroad retirement taxes (Tier 1, Tier 2, Tier 1 
tax by 2.9% (0.029). This tax applies to all compensation paid     Medicare tax, and Additional Medicare Tax). Form CT-2 is used 
to you during 2024 for services performed as an employee           to determine the amount of such taxes that you owe. Section 
representative.                                                    6109 requires you to provide your identification numbers. If you 
Line 3. Multiply the compensation subject to Tier 1 Additional     fail to provide this information in a timely manner, or provide 
Medicare Tax by 0.9% (0.009). This tax applies only to             false or fraudulent information, you may be subject to penalties. 
compensation that exceeds $200,000.                                You’re not required to provide the information requested on a 
Line 4. Multiply the compensation subject to Tier 2 tax by         form that is subject to the Paperwork Reduction Act unless the 
13.1% (0.131). This tax applies only to the first $125,100 paid to form displays a valid OMB control number. Books and records 
you during 2024 for services performed as an employee              relating to a form or its instructions must be retained as long as 
representative.                                                    their contents may become material in the administration of any 
Line 5. Enter a credit for an overpayment of tax, penalty, or      Internal Revenue law.
interest you overpaid for an earlier quarter. Attach two copies of Generally, tax returns and return information are confidential, 
a detailed statement explaining the credit claimed. However,       as required by section 6103. However, section 6103 allows or 
don’t include a credit for an overpayment of Additional Medicare   requires the IRS to disclose or give the information shown on 
Tax for an earlier year. Any Additional Medicare Tax paid will be  your tax return to others as described in the Code. For example, 
credited against the total tax liability shown on your Form 1040,  we disclose your tax information to the Railroad Retirement 
U.S. Individual Income Tax Return, or Form 1040-SR, U.S. Tax       Board for use in administering the Railroad Retirement Act, and 
Return for Seniors. If you have filed Form 1040 or 1040-SR for     we may disclose your tax information to the Department of 
the earlier year, you should make a claim for refund for           Justice for civil and criminal litigation, and to cities, states, the 
Additional Medicare Tax paid using Form 1040-X, Amended            District of Columbia, and U.S. commonwealths and territories 
U.S. Individual Income Tax Return.                                 for use in administering their tax laws. We may also disclose this 
Line 6. You may pay the amount shown on line 6 using the           information to other countries under a tax treaty, to federal and 
Electronic Federal Tax Payment System (EFTPS) or by check or       state agencies to enforce federal nontax criminal laws, or to 
money order. To get more information about EFTPS or to enroll      federal law enforcement agencies and intelligence agencies to 
in EFTPS, visit www.eftps.gov or call 800-555-4477. To contact     combat terrorism.
EFTPS using Telecommunications Relay Services (TRS) for            The time needed to complete and file Form CT-2 will vary 
people who are deaf, hard of hearing, or have a speech             depending on individual circumstances. The estimated average 
disability, dial 711 and then provide the TRS assistant the        time is: Recordkeeping, 13 min.; Learning about the law or 
800-555-4477 number above or 800-733-4829. Additional              the form, 13 min.; Preparing the form, 26 min.; Copying, 
information about EFTPS is also available in Pub. 966.             assembling, and sending the form to the IRS, 16 min. 
If you pay by check or money order, make it payable to             If you have comments concerning the accuracy of these time 
“United States Treasury.” Enter on your check or money order       estimates or suggestions for making Form CT-2 simpler, we 
your social security number (SSN), “Form CT-2,” and the            would be happy to hear from you. You can send us comments 
quarter (for example, “1Q 2024” for the first quarter of 2024).    from www.irs.gov/FormComments. You may also mail your 
Signature. You or your authorized agent must sign the              comments to Internal Revenue Service, Tax Forms and 
ORIGINAL copy of Form CT-2.                                        Publications Division, 1111 Constitution Ave. NW, IR-6526, 
                                                                   Washington, DC 20224. Don’t send Form CT-2 to this address. 
Name, address, etc. Type or print your name, address, SSN,         Instead, see Where To File, earlier.
and the name of the labor organization for which you perform 
services.
Return for calendar quarter. Enter the months of the quarter 
and the year of the return. For example, show the first quarter of 
2024 as “Jan., Feb., Mar. 2024.” 






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