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Comments, Complaints and Compliments

Acas is committed to delivering a professional, courteous, helpful and impartial service to the public. If you are dissatisfied or wish to provide comments on any of our services you can complete the form below.

We will investigate your complaint and respond within 10 working days.

If you are not satisfied with our response, we will provide information on how you can take your complaint further. If after this you are still unhappy with how we've dealt with your complaint, you can contact your MP, who can help you refer your complaint to the independent Parliamentary Commissioner for Administration (the Ombudsman).

Should you prefer to comment, complain or compliment in writing, please address this to:

Comments, Complaints and Compliments Team
Delivery Directorate
Acas National
Euston Tower
286 Euston Road

If you have a disability and/or need us to make a reasonable adjustment to enable you to complete this form you can telephone our Customer Service Team on 0300 123 1150.

There is a time limit for making a complaint to Acas. Complaints must be made within six months of the date on which the incident took place and Helpline call recordings are only retained for one month.

For further guidance view the Acas policy on complaints, compliments and comments.

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  2. Contact Details
    1. Note that this form cannot be used for helpline related queries or advice. If you require employment-related advice, or have an enquiry about your individual employment rights please contact the Acas helpline on 0300 123 1100, our A-Z pages or Helpline Online at
    2. There is a time limit for making a complaint to Acas. This is no later than six months from the date when you first became aware of the problem.
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  4. Privacy Policy
    1. All business issues and contact details provided on this form will be kept confidential.
    2. The information you provide on this form will not be shared with third parties. Full details of our privacy policy can be found at
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