“…In particular, external intervention in organisational transformation may interact with internal environment factors, and weaken or reinforce its impact on transformation. Although some studies have examined the impact of regulation on performance in the Islamic banking sector (Ahmad and Hassan, 2007;Tsikouras, 2009;Zaher and Hassan, 2001), there is relatively little knowledge regarding the combined effect of external and internal environment factors on organisational transformation, with an emphasis on converting conventional retail banking into Islamic lines. Therefore, this paper proposes hypotheses on the moderating effect of banking law and regulation on the relationship between successful transformation and determining variables, namely competent human resources, relevant experiences, willingness, and Islamic capital market.…”