IET 18th Edition Amendment 4 Regs
Get up-to-speed on the requirements of BS 7671: 2018+A4:2026
Introducing the IET 18th Edition Amendment 4 Regs Book, the essential resource for electrical professionals and enthusiasts seeking comprehensive knowledge and guidance on the latest regulations and standards in electrical installations. Published by the Institution of Engineering and Technology (IET), this book is a must-have for anyone involved in the electrical industry.
The IET 18th Edition Amendment 4 Regs Book provides in-depth coverage of the most up-to-date regulations and amendments, ensuring that you stay informed and compliant with the latest industry requirements. Whether you're an electrician, engineer, or inspector, this book serves as a reliable reference to navigate through complex electrical installations and design projects.
Crafted by industry experts and renowned for its accuracy, the IET 18th Edition Amendment 4 Regs Book offers a comprehensive overview of electrical regulations, covering a wide range of topics including wiring systems, protective devices, earthing, bonding, and much more. It provides clear explanations, diagrams, and examples to help you understand and apply the regulations effectively.
By investing in the IET 18th Edition Amendment 4 Regs Book, you gain access to the most current and accurate information available. Stay ahead of the curve and ensure that your electrical installations meet the highest standards of safety, performance, and compliance.
Whether you're working on residential, commercial, or industrial projects, this book is your go-to resource for interpreting and implementing the latest regulations. It helps you navigate the complexities of electrical design, installation, and inspection, providing practical insights and guidance to overcome challenges and ensure best practices.
Invest in the IET 18th Edition Amendment 4 Regs Book and elevate your knowledge and expertise in electrical regulations. Stay up to date with the latest industry standards, enhance your professional reputation, and deliver exceptional results to your clients.
Stay informed, knowledgeable, and compliant with the IET 18th Edition Amendment 4 Regs Book. Order your copy today and access a wealth of expertise and guidance that will empower you to excel in electrical installations and design projects.
The IET Wiring Regulations is the national standard to which all domestic and industrial wiring must conform. It is essential to all those concerned with the design, installation and maintenance of electric wiring in buildings. The 18th Edition is a major update to this title and contains extensive changes to many areas of BS 7671. The 18th Edition has been further updated to include two subsequent amendments as BS 7671:2018+A4:2026.
We recognise that time is of the essence when it comes to your projects, so we offer a next working day delivery service as standard on the majority of our products*
Order by 3pm for next working day delivery (Excludes Weekends and Public Holidays)
If an order is placed on the weekend, we will dispatch on Monday for delivery to you on Tuesday if in mainland UK. If an order is placed on a Friday it will be with you on Monday.
Deliveries are free over £100 excluding VAT.** We use DX, DPD and Royal Mail as our couriers. Once an order is placed, DX/DPD/RM will contact you (If an email and mobile phone number are supplied).
*Please check the individual product page on estimated delivery times.
**This does not include items shipped direct from manufacturer.
Damages & Discrepancies: All claims for damaged or missing goods must be reported within 48 hours of delivery.
Shipped Direct from Manufacturer: Items shipped direct from manufacturer may incur additional charges which will be calculated at checkout. We cannot guarantee the estimated delivery timeframe displayed. If any item is needed urgently, please contact us and we will contact the manufacturer to confirm the delivery timeframe. Direct from manufacturer shipping rates are as displayed below and will be included in the total shipping cost displayed at checkout.
| Manufacturer |
Direct Shipping Charge |
| Live Eletcrical |
Under £285 (ex VAT) - £7.25 + VAT Over £285 (ex VAT) - Free |
| TIS |
Under £200 (ex VAT) - £14.95 + VAT Over £200 (ex VAT) - Free |
Remote areas: Scottish Highlands, Northern Ireland, Channel Islands and UK Islands such as Isle of Man might be subject to an additional delivery charge depending on the size of the order. If this is the case we will contact you.
These locations will also have a 48 hour delivery service due to distance.
Couriers can deliver up to 8pm but you will have received a timed delivery notification prior to this.
Free delivery does not apply to some products that are required to be delivered by pallet to avoid damage. The cost of this is £100 excluding VAT per pallet. Please note that although every effort is made to try and guarantee a next day delivery for orders shipped by pallet. Sometimes it is a two to three day service.
Free delivery also does not apply to some products over 1.19 metre in length. This is due to the additional costs of shipping products of this size. The cost of this is £25 ex VAT per bundle, with the number of lengths per bundle varying by product. Please note that although every effort is made to try and guarantee a next day delivery for orders for lengths, sometimes it is a two to three day service.
Please note that orders with products over 1.19 metre or requiring a pallet are not sent on DX, DPD or RM. These orders are currently seeing delivery times of 2-3 days.
Order Confirmation
This will be automatically sent to you straight after placing your order, if you don't receive please check your junk inbox to see if it has gone in there.
Delivery Updates
These will be provided via email from us upon despatch and then with tracking details - our couriers will provide timed deliveries so you can arrange to be in within the delivery window without having to wait in all day.
Delivery Carrier
Deliveries will be by Royal Mail, DPD or DX.
Out of Stock Items
If an item you require is Out of Stock on our website, please feel free to contact our sales team and they will be able to provide an expected in stock date.
Deliveries on Requested Days
If you have a particular day you require delivery please write it on the order notes at checkout and our friendly team will arrange & confirm for you.
Aborted Deliveries
If you or the intended recipient are not available when the delivery is attempted a delivery card will be put through your letterbox, or the courier will send a text. Please follow the instructions to rearrange delivery.
Late Deliveries
While we strive to maintain the highest possible standards, there may be occasional circumstances beyond our control that can affect the delivery timeline.
Planning Ahead
Please do not schedule or start any installation work until after you have received your order and checked all goods for any defects or missing parts. This will enable you to resolve any technical questions or to order specific additional fittings if needed. We cannot be held liable for third party delays.
We will make every effort to deliver goods on the date or within the dates quoted, however, such dates are a guideline only and Thomas Electrical Distributors shall not be held liable in any way due to delayed deliveries that are out of our control.
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unused, in its original packaging, and in a resalable condition. You’ll also need the receipt or proof of purchase.
To start a return please fill out our returns request here.
If your return is accepted, we’ll advise on how and where to send your package.
Any returns sent without prior authorisation will not be accepted or refunded.
The company reserves the right to make up to a 40% re-stocking fee on certain products which would be deducted from any refund.
All returns are to be made at your cost unless otherwise advised.
You can always contact us for any return questions at orders@thomased.co.uk.
Damages and issues
Please inspect your order upon receipt. Any damaged or missing items must be reported within 48 hours of delivery.
Exceptions / Non-returnable Items
Certain types of items cannot be returned, such as special orders, order shipped direct from manufacturer, bespoke items etc. We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at orders@thomased.co.uk.