--- title: Turtons Lawyers | Insights description: Search our latest construction, commercial and careers-related blogs. --- [![Turtons | Commercial Lawyers Sydney](https://s3-ap-southeast-2.amazonaws.com/spinfluence/Retina_Logo.png "Turtons | Commercial Lawyers Sydney")](https://www.turtons.com) - [+61 2 9229 2922](tel:+61292292922) - [Contact details](https://www.turtons.com/contact-us-for-a-commercial-lawyer-in-sydney) [**](tel:+61292292922) [**](https://www.turtons.com/blog#) ** [**](https://www.turtons.com/blog#) # Browse or search our extensive collection of articles below. - [Most recent](https://www.turtons.com/blog#most-recent) - [Popular](https://www.turtons.com/blog#popular-post) - [Commercial **](https://www.turtons.com/blog/topic/commercial) - [Bringing on a New Shareholder](https://www.turtons.com/blog/topic/bringing-on-a-new-shareholder) - [Commercial disputes](https://www.turtons.com/blog/topic/commercial-disputes) - [Employee Share Schemes](https://www.turtons.com/blog/topic/employee-share-schemes) - [Investing in a Business](https://www.turtons.com/blog/topic/investing-in-a-business) - [Risk management](https://www.turtons.com/blog/topic/risk-management) - [Selling a business](https://www.turtons.com/blog/topic/selling-a-business) - [Shareholders Agreement](https://www.turtons.com/blog/topic/shareholders-agreement) - [Starting a business](https://www.turtons.com/blog/topic/starting-a-business) + - [Construction **](https://www.turtons.com/blog/topic/construction) - [AS 2124](https://www.turtons.com/blog/topic/as-2124) - [AS 4000](https://www.turtons.com/blog/topic/as-4000) - [AS 4300](https://www.turtons.com/blog/topic/as-4300) - [AS 4902](https://www.turtons.com/blog/topic/as-4902) - [Construction Contracts 101](https://www.turtons.com/blog/topic/construction-contracts-101) - [ECI](https://www.turtons.com/blog/topic/eci) - [Security of Payment (NSW)](https://www.turtons.com/blog/topic/security-of-payment-nsw) - [Security of Payment (Qld)](https://www.turtons.com/blog/topic/security-of-payment-qld) - [Security of Payment (Vic)](https://www.turtons.com/blog/topic/security-of-payment-vic) - [Working with Construction Lawyers](https://www.turtons.com/blog/topic/construction-lawyers) + - [Careers](https://www.turtons.com/blog/topic/careers) January 31, 2023 [![When do employees pay tax on employee share scheme interests?](https://www.turtons.com/hubfs/woman%20investment%20consultant%20analyzing%20company%20annual%20financial%20report%20balance%20sheet%20statement%20working%20with%20documents%20graphs.%20Stock%20market%2c%20office%2c%20tax%2c%20education%20concept.%20Hands%20with%20charts%20papers.jpeg)](https://www.turtons.com/blog/when-do-employees-pay-tax-on-employee-share-scheme-interests) ## [When do employees pay tax on employee share scheme interests?](https://www.turtons.com/blog/when-do-employees-pay-tax-on-employee-share-scheme-interests) An employee who acquires an interest under an employee share scheme will generally be required to pay tax. However the time at which this tax is payable, and also the way in which the tax is ... [read more](https://www.turtons.com/blog/when-do-employees-pay-tax-on-employee-share-scheme-interests) January 17, 2023 [![Eligibility criteria for the ESS start-up concession](https://www.turtons.com/hubfs/Business%20person%20stepping%20up%20a%20staircase.jpeg)](https://www.turtons.com/blog/eligibility-criteria-for-the-ess-start-up-concession) ## [Eligibility criteria for the ESS start-up concession](https://www.turtons.com/blog/eligibility-criteria-for-the-ess-start-up-concession) Since July 2015, the Australian Government has been allowing concessions to eligible companies in an effort to improve the competitiveness of Australia’s tax treatment of employee share schemes. This ... [read more](https://www.turtons.com/blog/eligibility-criteria-for-the-ess-start-up-concession) August 16, 2019 [![Introduction to AS 4902](https://www.turtons.com/hubfs/Stock%20Images%20-%20Opt/Stock-3%20-%20opt.jpeg)](https://www.turtons.com/blog/an-introduction-to-as-4902) ## [Introduction to AS 4902](https://www.turtons.com/blog/an-introduction-to-as-4902) **AS 4902, more formally known as AS 4902-2000 General Conditions of Contract for Design and Construct, is one of the most widely used forms of head contract for design and construct projects in ...** [read more](https://www.turtons.com/blog/an-introduction-to-as-4902) March 22, 2019 [![How to use AS 4916 Construction Management Contract](https://www.turtons.com/hubfs/shake.jpg)](https://www.turtons.com/blog/how-to-use-as-4916-construction-management-contract) ## [How to use AS 4916 Construction Management Contract](https://www.turtons.com/blog/how-to-use-as-4916-construction-management-contract) **AS 4916 is one of the most commonly used - and also misused - forms of construction management contract in Australia. This article explains how it works and also identifies areas where users ...** [read more](https://www.turtons.com/blog/how-to-use-as-4916-construction-management-contract) December 14, 2018 [![The different types of construction contract explained](https://www.turtons.com/hubfs/AdobeStock_195689229_optimized.jpg)](https://www.turtons.com/blog/how-to-choose-between-the-different-types-of-construction-contract) ## [The different types of construction contract explained](https://www.turtons.com/blog/how-to-choose-between-the-different-types-of-construction-contract) **This article explains the different types of construction contract, and explains how to choose the right type of contract for your next project. Although the same general principles should apply to ...** [read more](https://www.turtons.com/blog/how-to-choose-between-the-different-types-of-construction-contract) November 9, 2018 [![What is a provisional sum?](https://www.turtons.com/hubfs/Optimized-Images/AdobeStock_111058517-optimized-v1.jpg)](https://www.turtons.com/blog/what-is-a-provisional-sum) ## [What is a provisional sum?](https://www.turtons.com/blog/what-is-a-provisional-sum) **A provisional sum is an allowance included in a fixed price construction contract for an item of work that cannot be priced by the contractor at the time of entering the contract.** [read more](https://www.turtons.com/blog/what-is-a-provisional-sum) October 12, 2018 [![10 differences between AS 4000 and AS 2124](https://www.turtons.com/hubfs/AdobeStock_110630950-optimized.jpg)](https://www.turtons.com/blog/10-differences-between-as-4000-and-as-2124) ## [10 differences between AS 4000 and AS 2124](https://www.turtons.com/blog/10-differences-between-as-4000-and-as-2124) **Both [AS 2124](https://www.turtons.com/blog/introduction-to-as-2124) and its successor [AS 4000](https://www.turtons.com/blog/introduction-to-as-4000) are widely used forms of construction contract in Australia. Although they have many similarities, there are some significant differences.** [read more](https://www.turtons.com/blog/10-differences-between-as-4000-and-as-2124) September 28, 2018 [![Introduction to AS 2124](https://www.turtons.com/hubfs/AdobeStock_175363724-optimized.jpg)](https://www.turtons.com/blog/introduction-to-as-2124) ## [Introduction to AS 2124](https://www.turtons.com/blog/introduction-to-as-2124) **The Australian Standard AS 2124-1992 General Conditions of Contract remains a widely used form of construct only head contract, despite it having been succeeded by [AS 4000-1997](https://www.turtons.com/blog/introduction-to-as-4000) and now being almost ...** [read more](https://www.turtons.com/blog/introduction-to-as-2124) August 24, 2018 [![What is the defects liability period (DLP)?](https://www.turtons.com/hubfs/Optimized-Images/AdobeStock_195350922-optimized.jpg)](https://www.turtons.com/blog/what-is-the-defects-liability-period) ## [What is the defects liability period (DLP)?](https://www.turtons.com/blog/what-is-the-defects-liability-period) **The defects liability period (or 'DLP') is a fixed period of time, starting from the date of practical completion, during which the contractor has an express contractual right to return to the site ...** [read more](https://www.turtons.com/blog/what-is-the-defects-liability-period) June 8, 2018 [![Introduction to AS 4000](https://www.turtons.com/hubfs/Blog%20Assets/Banner%20Images/Introduction%20to%20AS4000%20feature%20image.jpg)](https://www.turtons.com/blog/introduction-to-as-4000) ## [Introduction to AS 4000](https://www.turtons.com/blog/introduction-to-as-4000) **AS 4000, more formally known as the Australian Standard AS 4000-1997 General Conditions of Contract, is one of the most widely used forms of head contract for construction projects in Australia.** [read more](https://www.turtons.com/blog/introduction-to-as-4000) March 28, 2018 [![What is Early Contractor Involvement (ECI) and how does it work?](https://www.turtons.com/hubfs/Images/Why-ECI-mobile.jpg)](https://www.turtons.com/blog/early-contractor-involvement) ## [What is Early Contractor Involvement (ECI) and how does it work?](https://www.turtons.com/blog/early-contractor-involvement) **Early contractor involvement (or 'ECI') is a method of construction contracting that allows a builder to become involved, and potentially start work, before the design has been completed.** [read more](https://www.turtons.com/blog/early-contractor-involvement) November 16, 2017 [![10 things you should know about AS 4000](https://www.turtons.com/hubfs/Stock%20images%20-%20November%202017/AS%204000%20article%20(resized).jpg)](https://www.turtons.com/blog/10-things-you-should-know-about-as-4000) ## [10 things you should know about AS 4000](https://www.turtons.com/blog/10-things-you-should-know-about-as-4000) **Although AS 4000 is one of the most widely used construction contracts in Australia, many people remain unfamiliar with the detail. You can find our easy to understand explainer right [here](https://www.turtons.com/blog/introduction-to-as-4000). The ...** [read more](https://www.turtons.com/blog/10-things-you-should-know-about-as-4000) ## Latest - Filter ## [Defence Medium Works Contract - an Overview](https://www.turtons.com/blog/the-defence) This post is for contractors who are new to the Medium Works Contract used by the Australian Government Department of Defence. The commentary below provides a high level introduction to the Medium Wor... [Read More](https://www.turtons.com/blog/the-defence) ## [Are liquidated damages a principal's sole remedy for late completion?](https://www.turtons.com/blog/are-liquidated-damages-a-principals-sole-remedy-for-late-completion) Where a contractor fails to achieve practical completion by the date for practical completion, the contract may require the contractor to pay liquidated damages. A question sometimes arises as to whet... [Read More](https://www.turtons.com/blog/are-liquidated-damages-a-principals-sole-remedy-for-late-completion) ## [The AS 4000:2025 dispute resolution options explained](https://www.turtons.com/blog/the-dispute-resolution-options-in-as-40002025) One of the main differences between AS 4000:2025 and AS 4000:1997 relates to the different processes and options for resolving disputes. If you are preparing an AS 4000:2025 contract, you will need to... [Read More](https://www.turtons.com/blog/the-dispute-resolution-options-in-as-40002025) ## [10 Reasons to engage an External Construction Lawyer](https://www.turtons.com/blog/10-reasons-to-engage-an-external-construction-lawyer) Engaging an external construction lawyer can be a transformative decision for your company. These highly skilled professionals can bring a new dimension to your risk management processes and a differe... [Read More](https://www.turtons.com/blog/10-reasons-to-engage-an-external-construction-lawyer) ## [5 crucial tips for a rise and fall clause](https://www.turtons.com/blog/5-crucial-tips-for-a-rise-and-fall-clause) Rise and fall clauses are one way principals and contractors are seeking to mitigate pricing risk in the current market. Despite being used rarely in the decades leading up to the COVID pandemic, they... [Read More](https://www.turtons.com/blog/5-crucial-tips-for-a-rise-and-fall-clause) ## [How to automate your contracting processes: where to start](https://www.turtons.com/blog/how-to-automate-your-contracting-process-where-to-start) The biggest obstacle for most organisations seeking to improve their contracting process is simply knowing where to start. Unsure which improvement projects to prioritise, which type(s) of technology ... [Read More](https://www.turtons.com/blog/how-to-automate-your-contracting-process-where-to-start) [All posts](https://www.turtons.com/blog/all) [Next](https://www.turtons.com/blog/page/2) ### Join our newsletter to receive two articles per month. No sales pitches, no spam, and one-click unsubscribe. 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