Prisoners' families Your questions answered Making a complaint About the prison If you would like to make a complaint about the prison, in the first instance you should write to the Governor. You should receive a reply to your letter within 28 days. If you are not satisfied with the reply, you can contact that prison’s Independent Monitoring Board (IMB). The IMB is an independent panel of people from the local community who are there to monitor how the prison is run. If you are still not satisfied you can write to the Prison Service Headquarters and/or your MP. About Pact Pact is committed to putting the people who use our services first. If you are unhappy with any of our services we would like to hear what you have to say. If you would like to give us feedback please click here.