The requirement is just that you have to have worked there for a certain period of time - no need to be a parent [0]. Employers are allowed to reject a request

The requirement is just that you have to have worked there for a certain period of time - no need to be a parent [0]. Employers are allowed to reject a request on the grounds of a sound business reason [1] which is pretty broad. [0] https://www.gov.uk/flexible-working https://www.gov.uk/flexible-working [1] http://www.acas.org.uk/index.aspx?articleid=1616 http://www.acas.org.uk/index.aspx?articleid=1616