Macclesfield terror case: Man jailed for attack guides and plans 2026

Key Points

• 49 year-old Jonathan Wilson from Abbey Road, Macclesfield, was jailed for 12 months at Manchester Crown Court.
• In December 2023, counter-terrorism officers raided his house based on intelligence that he had obtained restricted chemicals without any permission.
• The officers discovered a wide range of literature that gave instructions on how to conduct terrorist activities and also dangerous materials that could be utilized to produce an improvised explosive device.
• Wilson also had a blueprint for a 3D printed gun, his guilty plea concerning which is believed to be one of the first cases that can be prosecuted under the Terrorism Act.
• He pleaded guilty to nine charges of possession or collection of information likely to be useful for terrorist purposes according to section 58 of the Terrorism Act 2000.
• On his release, Wilson will be subject to 12 months extended license, five years Serious Crime Prevention Order (SCPO) and 10 years terrorism notification requirement.
• According to Detective Chief Superintendent Jon Chadwick of Counter Terrorism Policing North West, the literature was “extremely dangerous,” and anyone who gathers similar information should be prosecuted to the full extent of the law.”

Manchester (Manchester Mirror) September 17, 2026 – A man has been jailed after counter-terror officers uncovered “terrifying” terrorist attack guides and related materials during a raid on his Macclesfield home, in a case that included one of the first prosecutions for possessing 3D-printed firearm schematics under the Terrorism Act.

What happened in the Macclesfield terror materials case?

In December 2023, law enforcement executed a search warrant at Jonathan Wilson’s residence on Abbey Road, Macclesfield, following information that he had obtained restricted chemicals without the necessary permits, as reported by the Manchester Evening News. During the operation, officers discovered a substantial quantity of literature offering guidance on executing terrorist acts, alongside substances that could potentially be used in the construction of an improvised explosive device.

Although investigators stated Wilson was not “actively attempting to construct an explosive device”, the presence of the materials prompted a significant multi-agency response involving Counter Terrorism Policing North West, Cheshire Constabulary, the fire brigade and bomb disposal specialists, according to the Manchester Evening News. A perimeter was established while the scene was assessed, reflecting the seriousness with which authorities treated the discovery.

What charges did Jonathan Wilson face and admit to?

Wilson, 49, was charged and subsequently admitted to nine counts of possessing or collecting information likely to assist someone in committing or preparing for a terrorist act under Section 58 of the Terrorism Act 2000, the Manchester Evening News reported. In addition, he pleaded guilty to possessing schematics for a 3D-printed firearm, an offence believed to be among the first of its kind prosecuted under the Terrorism Act, as noted in coverage by the Manchester Evening News.

At Manchester Crown Court, Wilson was sentenced to 12 months in prison, the Manchester Evening News reported. The court also imposed post-release conditions designed to manage ongoing risk, including an extended licence period and long-term notification obligations.

What sentence and post-release conditions were imposed?

Following his 12-month prison term, Wilson will be subject to an extended licence period of 12 months upon release, the Manchester Evening News reported. He will also be placed under a Serious Crime Prevention Order (SCPO) lasting five years, which can impose strict restrictions on an individual’s activities, associations and financial dealings to prevent involvement in serious crime.

In addition, Wilson must comply with terrorism notification requirements for a decade, meaning he will need to regularly inform authorities of specified personal details and changes, the Manchester Evening News reported. These measures reflect the sustained risk management approach taken in terrorism-related cases even after custodial sentences have been served.

What did Counter Terrorism Policing North West say?

Detective Chief Superintendent Jon Chadwick, who leads Counter Terrorism Policing North West, said Wilson had amassed a significant collection of literature that would aid anyone planning to commit a terrorist act, as quoted by the Manchester Evening News. “The information within these documents is, quite frankly, extremely hazardous, making the offenses he has admitted to highly serious,” Chadwick said, according to the Manchester Evening News.

Chadwick added that Wilson’s conviction for possessing a schematic for a 3D-printed firearm—believed to be one of the first prosecuted under the Terrorism Act underscores the gravity with which law enforcement and the judicial system regard this behaviour, the Manchester Evening News reported. “Anyone found in possession of such materials should anticipate being prosecuted to the fullest extent of the law,” he said, as quoted by the Manchester Evening News.

He emphasised that investigators did not believe Wilson was actively attempting to construct an explosive device, but the items found at his property raised significant concerns, prompting a rapid and effective multi-agency response, the Manchester Evening News reported. “We appreciate the sentence handed down today and hope it acts as a deterrent to anyone considering gathering this type of information,” Chadwick concluded, according to the Manchester Evening News.

Why is the 3D-printed firearm schematic significant?

Wilson’s guilty plea for possessing schematics of a 3D-printed firearm is thought to be among the first cases prosecuted under the Terrorism Act, the Manchester Evening News reported. This legal development highlights how counter-terror legislation is being applied to emerging technologies that can be used to produce weapons without traditional manufacturing channels.

The presence of such blueprints alongside terrorist guidance literature intensified concerns during the investigation, even though authorities did not allege an active bomb-making attempt, the Manchester Evening News reported. Prosecutors and senior officers have pointed to the case as an example of how possession of digital or printed weapon designs can itself constitute a serious terrorism-related offence.

Background: How did this development unfold?

The investigation began in December 2023 after intelligence suggested Wilson had acquired restricted chemicals without the required permits, prompting officers to seek a search warrant for his Macclesfield home, the Manchester Evening News reported. The subsequent raid uncovered both chemical substances and a large volume of extremist literature, leading to a coordinated response from counter-terror specialists and local emergency services, according to the Manchester Evening News.

Over the following months, the case progressed through the criminal justice system, with Wilson ultimately admitting nine counts under Section 58 of the Terrorism Act 2000 and a separate offence relating to the 3D-printed firearm schematics, the Manchester Evening News reported. The sentencing at Manchester Crown Court on September 17, 2026 marked the conclusion of the prosecution phase, with the court imposing custodial time alongside extended licence, an SCPO and long-term notification requirements, the Manchester Evening News reported.

Prediction: How could this affect residents and local communities in Greater Manchester?

This development is likely to reinforce awareness among residents and community groups in Greater Manchester about the types of materials and information that can trigger counter-terror investigations, even in the absence of an active plot. Local authorities and policing teams may use the case to underscore the importance of reporting suspicious acquisitions of chemicals or the circulation of extremist guidance, potentially increasing community vigilance and engagement with Prevent-style initiatives.

For households near Macclesfield and across the region, the publicity around the 3D-printed firearm element could prompt greater scrutiny of online content and digital files, as possession of such schematics is now clearly treated as a serious offence, the Manchester Evening News reported. Over time, the combination of a custodial sentence, extended licence and a five-year SCPO may also shape how probation and multi-agency teams monitor individuals post-release, influencing local safeguarding practices and inter-agency information sharing in terrorism-related cases.