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Switching off 2G and 3G networks: advice for IoT and third-party device suppliers

Published: 22 January 2024

Last updated: 4 November 2026

The UK’s mobile network providers will switch off their 3G and then 2G networks over the next few years. This page explains how suppliers of Internet of Things (IoT) and third-party devices can help their customers during this period of change.

3G and 2G switch-off

Published: 27 February 2024

Last updated: 4 November 2026

Ofcom has set out what it expects from mobile providers when they switch off their 2G and 3G networks. The switch-off will happen over the next ten years and support the roll-out of 4G and 5G networks, which offer faster and more reliable services for customers.

Call traceback

Published: 3 November 2026

Ofcom is trialling new traceback processes through a proof of concept. Below we set out information for communications providers about this trial, the process we will follow when making requests for traceback information and what providers need to do if they receive a request.

Technical parameters for broadcast radio transmitters

Published: 21 July 2023

Last updated: 3 November 2026

Details of the technical parameters of all analogue VHF, MF, and DAB transmitters (including services on multiplexes) currently on-air.

Register of persons with powers under the Electronic Communications Code

Published: 15 February 2024

Last updated: 2 November 2026

This register lists companies that have been granted powers under the Electronic Communications Code.

Electronic Communications Code: Consultations and Final Directions

Published: 15 February 2024

Last updated: 2 November 2026

Consultation documents and final directions relating to the application and revocation of the Electronic Communications Code.

Online safety regulatory documents and guidance

Published: 23 October 2025

Last updated: 2 November 2026

Latest versions of Ofcom’s online safety regulatory documents and guidance, as well as links to previous, superseded versions.

Age assurance duties under the Online Safety Act

Published: 23 February 2024

Last updated: 29 October 2026

Service providers which allow pornography must implement highly effective age assurance in line with our guidance to prevent children from accessing it.

PHP cybersecurity risk to regulated services

Published: 23 October 2026

This page provides information on identified vulnerabilities within the open-source PHP software that is widely deployed across network systems, including those regulated by Ofcom for security and resilience.

Online safety fees: what the duties are and how to comply with them

Published: 21 November 2025

Last updated: 23 October 2026

Find out about the new fees-related duties imposed on certain providers of regulated services under the Online Safety Act and how to comply with them.

Mobile connectivity you can count on

Published: 3 June 2026

Last updated: 22 October 2026

This discussion paper sets out what we think good mobile connectivity should look like for people and businesses, why current provision falls short, and what needs to change to deliver good, reliable connectivity across the UK. We explain how recent market changes are likely to help, and where further action may still be needed.

Call for Input: Strengthening the UK’s radio spectrum regulatory framework for innovation

Published: 16 July 2026

Last updated: 16 October 2026

Through this Call for Input (CFI), we want to hear from innovators, researchers, spectrum users, and other stakeholders about what Ofcom should do next to support wireless innovation and help the UK remain a leading place to develop, trial, and deploy new wireless technologies.

Online Safety industry bulletin - October 2026

Published: 15 October 2026

This is the latest Online Safety industry bulletin, bringing together key updates, actions and resources relating to the Online Safety Act.

Our approach to network and service resilience

Published: 13 October 2026

This blog explains Ofcom’s role in supporting resilient communications networks and services, including overseeing how communications providers identify, prepare for and reduce resilience risks.

Reforming the ITU’s EPFD framework: GSO and NGSO sharing in Ku and Ka bands

Published: 12 October 2026

This paper sets out our view on how to ensure that the ITU’s equivalent power flux density (EPFD) framework remains relevant and evolves to enable more efficient spectrum sharing and use; account for the increasing scale and importance of non-geostationary orbit (NGSO) services; and maintain appropriate and proportionate protection for geostationary orbit (GSO) networks.

Codes of practice

Published: 28 April 2010

Last updated: 8 October 2026

Ofcom's rules for telecoms services on handling complaints and resolving disputes, automatic compensation, and leaving contract early for better broadband speeds.

Online Safety: Register of categorised services and list of emerging Category 1 services

Published: 30 June 2026

Last updated: 28 September 2026

The published register of categorised services sets out which services are categorised and are therefore subject to additional duties under the Act.

Telecoms Access Review 2026

Published: 26 March 2024

Last updated: 28 September 2026

This is our review of the regulations that will apply to the UK fixed telecoms markets from April 2026 until March 2031.

Data-sharing to combat fraud

Published: 16 September 2026

Ofcom launches engagement on the role of AI in cyber defence

Published: 15 September 2026

As the regulator responsible for the security and resilience of the UK's telecommunications and digital infrastructure sectors, Ofcom wants to work with industry to better understand how advances in AI can support cyber defence across critical communications networks and services.

Broadcast and On Demand Bulletin: Notes to broadcasters

Published: 4 March 2024

Last updated: 11 September 2026

Ofcom occasionally publishes notes to alert broadcasters and on demand service providers to key changes or information.

Internet Programme Service (IPS) Designation: Application Form

Published: 10 September 2026

Creating a safer life online for women and girls

Published: 25 November 2025

Last updated: 9 September 2026

Women and girls’ online safety is a priority for Ofcom. This page provides a summary of the work we are undertaking in this space.

‘Adults Only’: what to do if your online service allows pornography

Published: 16 July 2024

Last updated: 9 September 2026

If you allow pornography on your online service, this page is for you. It explains what you need to know about the Online Safety Act and what you need to check to ensure you follow the rules.

Statement: Detecting intimate image abuse

Published: 18 May 2026

Last updated: 9 September 2026

This statement sets out our decision to recommend that certain service providers should use ‘hash matching’ technology to detect intimate image abuse and reduce its spread online.

Public Service Media Review

Published: 21 July 2025

Last updated: 8 September 2026

The UK media landscape is undergoing rapid transformation. Traditional broadcasters are in a fierce battle for audience attention, while global tech giants flood the market with an ever-growing range of content.

Monitoring the impact of the BBC's activities on competition

Published: 8 February 2024

Last updated: 7 September 2026

Ofcom must consider the impacts of the BBC’s activities on fair and effective competition.