A voluntary code of practice agreed by all four major ISPs However, the complex nature of the active monitoring systems means that users cannot usually opt out of the monitoring and re-routing of their data traffic, something which may render their data security vulnerable.The range of content blocked by ISPs can be varied over time.
An independent press, an effective judiciary, and a functioning democratic political system combine to ensure freedom of speech and press.
There are no government restrictions on access to the Internet.
John Carr of the UK Council for Child Internet Safety said of the proposals: 'a major plank of the UK’s approach to online child protection will be destroyed at a stroke'.
However, the requirement that a UK government adheres to EU rules on net neutrality may disappear at some point in future when the United Kingdom leaves the European Union.
The figure was higher for Talk Talk (36%) as there had already been significant take-up of its system during the preceding three years.
The current legal status of ISP web blocking is voluntary, but there have been a number of attempts to introduce legislation to move it onto a mandatory footing.
Net neutrality guidelines were announced in August 2016 by the Body of European Regulators of Electronic Communications.
In May 2015, a leaked Council of the European Union document on the topic of net neutrality suggested users would have to opt-in to blocks, rather than opt out as per the current UK government's plans.
Proposals to create a single digital market for European Union (EU) member states include rules for net neutrality.
These rules require that all internet traffic has to be treated equally, without blocking or slowing down certain data.
Internet customers in the UK are prohibited from accessing a range of web sites by default, because they have their Internet access filtered by their ISPs.