Rehana qualified as a solicitor in 1995 and has worked in both Birmingham and London. As a solicitor Rehana specialised in family law, criminal law and general litigation. In 1999 Rehana became a partner in her own firm which she set up with another solicitor, in Tooting, London. Rehana continued to work as a partner until 2002, when she joined The College of Law teaching on a range of courses including the GDL, LPC and BPTC and also teaching a range of skills such as advocacy, client interviewing and drafting of court documents. Rehana joined the University of Birmingham in 2012 as a Postgraduate Teaching Assistant.