4.55 Modification Applications

What Are 4.55 Modification Applications?

4.55 Modification Applications are a request to amend an existing development approval under Section 4.55 of the Environmental Planning and Assessment Act 1979.

There are three categories for such modifications: minor modifications due to errors or miscalculations (Section 4.55(1)), minor modifications with minimal environmental impact (Section 4.55(1a)), and other modifications that do not fall into the previous two categories (Section 4.55(2)).

This application process allows for changes to be made to development approvals while ensuring compliance with relevant planning legislation. The report for 4.55 Modification Applications detail the nature of the proposed amendments and assesses their permissibility under the applicable planning rules.

What We Offer

We assist in preparing and assembling your 4.55 Modification Application, including drafting the necessary Statement/Report. Additionally, our team can assist with handling the lodging process and can address any queries or concerns from the council.

Streamlined Process

Our efficient approach simplifies the complex process of 4.55 Modification Applications, minimising delays and making the entire experience more manageable.

How Do I Apply For a 4.55 Modification Application?

To apply for a 4.55 Modification Application, it must ultimately be submitted through the ePlanning portal. Your submission will include a set of plans visualising the amendments, additional reporting and an amended or new Statement of Environmental Effects (SOEE) that clearly outlines the proposed modifications. The SOEE should address how the changes comply with relevant council policies and Section 4.55 of the Environmental Planning and Assessment Act 1979.

The SOEE must detail the proposed changes, provide both the proposed and approved plans with modifications highlighted, and confirm that the modified development remains substantially the same as the original consent. Additionally, the SOEE should demonstrate that the development aligns with the provisions of Section 4.55 and any prior modifications of the consent.

4.55 Modification ApplicationsFAQ

What types of modifications can be requested through a 4.55 Application?

Modifications can include changes to design, construction methods, conditions of approval, or operational aspects of the development, provided they don’t substantially alter the original approval.

How long does the 4.55 Modification Application process take?

The timeframe for processing a 4.55 Modification Application can vary depending on the nature and complexity of the proposed changes. More substantial or technical modifications often require a more detailed assessment by council, which may involve internal referrals or public notification—contributing to extended timeframes.

 

The efficiency of the relevant council is also a key factor, as processing times are influenced by their internal resources, response times, and whether any further information is requested during the assessment. Delays can occur if additional documentation or clarification is required to support the application.

Applicants should be prepared for potential delays and are encouraged to maintain proactive communication with council staff throughout the process. This helps to ensure that any issues are addressed promptly and that the application progresses as efficiently as possible.

What should I do if I receive a request for additional information from the council?

If you receive a request for additional information, our team can assist you in addressing the council’s queries and providing the necessary details to support your application.

 

This involves providing clear and concise responses that directly address the council's concerns. It's crucial to ensure that all additional information is clearly presented and supports your application. Maintaining open communication with the council is also essential to resolve any issues promptly and efficiently. 

By working closely with professionals and responding promptly to the council's requests, you can ensure that your application progresses smoothly and that any necessary adjustments are made to support your modification request.

What are the common reasons for a 4.55 Modification Application being rejected?

Common reasons that a 4.55 Modification Application may be rejected include insufficient detail in the application, failure to address all relevant planning issues, or the proposed changes having a substantial impact on the environment or surrounding area.

How long does a 4.55 Modification Application usually take to be assessed?

Timeframes vary between councils and depend on the complexity of the modification, but many 4.55 applications are assessed within a few weeks to a few months. Simpler 4.55(1) or 4.55(1A) modifications are often determined more quickly than more detailed 4.55(2) applications that may require notification or additional reports.

Do I always need new plans and reports for a 4.55 Modification Application?

Most 4.55 applications require updated plans clearly showing the proposed changes, and some may also need supporting documents such as amended specialist reports or a revised Statement of Environmental Effects. The exact requirements depend on the scale and nature of the modification, so getting early advice helps ensure you only prepare what is necessary for council’s assessment.