We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
Blank electronic form and Ballots and Industrial Action Spreadsheet for Trade Unions completion
A guide for trade unions and employers’ associations seeking to renew their political resolution
The Certification Officer’s procedure for investigating reported financial irregularities in trade unions and employers’ associations.
Blank electronic form for Employers' Associations completion
A guide for trade unions and employers’ associations seeking to establish a political fund
The determination of complaints by the Certification Officer under the Trade Union & Labour relation (consolidation) Act 1992
Guidance on how the Certification Officer Intends to use these Powers
Certification Officer (CO) guidance for trade unions that want to prove that they are independent from employers.
Annual return form AR21, ballots and industrial action spreadsheet, statement to members, notice to members and membership audit certificate (MAC).
Annual return form AR27, with guidance for completion.
Types of financial irregularities the Certification Officer (CO) can investigate and how to ask the CO to conduct an investigation.
BIS guidance explaining the new requirement for trade unions to provide confirmation that their membership registers are up to date.
Guidance on making a disclosure protected by the Public Interest Disclosure Act 1998, (whistleblowing) to the Certification Officer
Information from the Certification Officer on levy eligibility, how to pay and how the levy is calculated.
Certification Officer (CO) guidance on eligibility, the application process and application form CO1.
Transfer of engagements and amalgamations: guidance from the Certification Officer (CO).
Guidance from the Certification Officer (CO).
Complaint form and guidance on who can complain to the Certification Officer (CO), what you can complain about and how to complain.
How to let the Certification Officer (CO) know about potential fraud or financial irregularities.
How the Certification Officer (CO) applies her powers to act without a complaint to conduct investigations into trade unions and employers’ associations.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. We’ll send you a link to a feedback form. It will take only 2 minutes to fill in. Don’t worry we won’t send you spam or share your email address with anyone.