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Official form guide

Form F45A: Amended application

This is an Amended application form (F45A) issued by the Fair Work Commission. You use this when you need to change details on a previous application you submitted to them.

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Form Overview

Fair Work Commission Form F45A - Amended application

This is an Amended application form (F45A) issued by the Fair Work Commission. You use this when you need to change details on a previous application you submitted to them.

The form captures changes to your original application details. This includes updating names, dates, amounts, or changing the type of application itself.

Risk Radar

Scan points
  • 1Always clearly state what you are amending on the top of the form.
  • 2Not referencing the original application number
  • 3Failing to tick the correct amendment type
  • 4Leaving sections blank that require input
  • 5Submitting outdated supporting documents

Plain English

Think of this as correcting your paperwork after you've already lodged it with the Fair Work Commission. If you made a mistake or new information has come up, you use this form instead of starting from scratch.

Submission Date

  • Filing date: Submit this when you realise an error on a lodged application. It is needed whenever new facts arise after the initial filing date.
  • Preparation window: collect IDs, supporting records, and signatures in advance.
  • Final review: verify names, dates, and required fields before submission.

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Glossary Terms

Hover a term to preview the meaning.

What this form is for

  • You need to change key facts about your original application.
  • Your initial application was submitted, but something needs correcting.
  • You are adding new details that weren't included before.
  • The previous application is still active and requires an update.

Form selector

Use this form or another form?

New Application

You haven't submitted anything yet.

Check the form title first.

F45 (Likely)

Withdrawal/Cancellation

You want to scrap the whole original application.

See if a specific withdrawal code is needed.

F46A (Not confirmed in official source)

Variation of Order

The Commission has already made a decision, and you need to change that ruling.

Check your existing case file.

Not confirmed in official source

Deadline or filing window

There is no fixed deadline unless specified by a case manager. Submit it as soon as possible after the original application date to avoid delays.

Before you submit

  1. 1Have you filled out every required field? (Look for an asterisk *).
  2. 2Does the 'Original Application Reference Number' match your old submission exactly?
  3. 3Are all supporting documents attached or referenced correctly?
  4. 4Is the contact information accurate for follow-up?
  5. 5Did you clearly state *what* is being amended in the description box?
  6. 6Have you signed and dated the form?

How to file this form

  1. 1Complete all sections of the F45A form.
  2. 2Attach copies of your original application and any related evidence.
  3. 3Submit via the Fair Work Commission online portal (if available).
  4. 4If mailing, address it clearly to the relevant FWC office.
  5. 5Keep a copy of the fully completed and signed form for yourself.

Known limitations

  1. 1This form does not guarantee approval; it only changes the record.
  2. 2It is not confirmed if amendments can be made after a final determination has been issued.
  3. 3The system might require specific supporting evidence depending on the nature of the change.

Field map

Compact field-by-field guide

7 fields

Applicant

1 items

Applicant Name and Contact

Full name (and representative, if any), postal address, email, and phone number of the person or organisation lodging the application.

Requiredtext

Respondent

1 items

Respondent / Employer Details

The exact legal name and ABN of the employer or other party the application is made against.

Requiredtext

The Matter

2 items

Type of Application

Identify the kind of matter — for example, unfair dismissal, general protections, or an agreement application.

Requiredselect
Details of the Dispute

A clear description of what happened, relevant dates, and the outcome you are seeking.

Requiredtext

Dates

1 items

Key Dates

Relevant dates such as the date of dismissal or the date the issue arose — these determine whether you are within time.

Requireddate

Supporting

1 items

Attachments

Any documents that support your application, such as letters, contracts, or notices.

text

Declaration

1 items

Signature and Date

Sign and date the form. Applications may also require a fee or an application for a fee waiver.

Requiredsignature
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Current form status
FAIR_WORK

This F45A is used to update details on an application you already lodged with the Fair Work Commission. It replaces or changes information from a prior submission.

What changed or needs a fresh check

  • Check the top banner for the current version number.
  • Verify if any specific fields have been renamed since last time.
  • Ensure the date of amendment matches today's date or the relevant change date.
  • Confirm the F45A form ID is clearly displayed.

Quick Facts

Employees, employers, unions, or other parties involved in workplace disputes need to file this form. Anyone who previously applied for something through the FWC can use it.
The form captures changes to your original application details. This includes updating names, dates, amounts, or changing the type of application itself.
Submit this when you realise an error on a lodged application. It is needed whenever new facts arise after the initial filing date.
You can usually submit this via the Fair Work Commission online portal. Check their website for specific postal addresses if submitting hard copy.
Submitting it correctly ensures your case moves forward without delays. Errors mean the FWC might reject the changes or process them incorrectly.
First, locate your original application details to reference them accurately. Then, fill in the F45A with the correct new information. Finally, upload or post the completed form using the required submission method.

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Sources

  • SRCAgency: Fair Work Commission (FAIR_WORK)
  • SRCForm Number: F45A
  • SRCForm Name: Amended application
  • SRCContext: Used to modify an existing submission.
  • SRCDate of last major revision: Not confirmed in official source
  • SRCIssuing body reference: Fair Work Commission

Common confusion points

Confusing 'Amend' with 'Update': They mean the same thing here, but some users use them differently.

Not knowing which specific detail to change (e.g., changing a date vs. changing a party name).

Failing to reference the original application number—this is critical for processing.

Submitting the F45A without any actual changes listed.

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Source transparency

Copyright & Licensing — Australian Government Forms

Independent guide

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