Category 5 is the DFSA authorisation for full Islamic Financial Institutions (IFIs). The defining feature is that the firm's entire business is conducted in accordance with Shari'ah principles — every product, every transaction, every relationship.

The IFI regime applies the DFSA's Islamic Finance Rules (IFR) module on top of the standard prudential, conduct and AML/CFT framework. The firm operates under a mandatory Shari'ah Supervisory Board (SSB) of qualified scholars, conducts an annual Shari'ah audit, and reports on Shari'ah compliance to the DFSA.

Islamic Financial Institution versus Islamic Window.

A firm wanting to conduct Islamic finance in the DIFC has two main routes:

  • Full Islamic Financial Institution (Cat 5) — entire business Shari'ah-compliant. Firm operates under IFR module.
  • Islamic Window — a conventional DFSA Cat 1-4 firm operates a separate Islamic Window inside the same legal entity. The Window's business is segregated, separately Shari'ah-audited and separately reported. The non-Islamic side of the firm continues to operate under conventional rules.

For groups whose core business is Islamic finance, the full IFI path is cleaner. For groups whose Islamic-finance offering is a discrete product line within a broader conventional offering, the Islamic Window path is the standard route.

The Shari'ah Supervisory Board.

Every IFI and Islamic Window must have a Shari'ah Supervisory Board of qualified Shari'ah scholars. The SSB approves the firm's products, transactions and documentation; conducts the annual Shari'ah audit; and issues a Shari'ah report on the firm's compliance. The DFSA does not approve individual scholars but reviews the SSB composition, independence and reporting framework.

IFR conduct and disclosure.

The IFR module addresses Shari'ah-specific conduct points: product disclosure to clients, profit/loss sharing terms in Mudaraba and Musharaka structures, late-payment treatment (no riba — late-payment penalties are charged but the proceeds typically go to charity), Shari'ah audit reporting and SSB governance. The IFR overlays — but does not replace — the standard DFSA conduct, AML/CFT and prudential framework.

Capital.

An IFI is licensed in a primary DFSA category (Cat 1-4) reflecting the underlying activity, with the IFI overlay applying the IFR module. The capital regime is the standard category capital regime; IFR does not change Base Capital but does affect certain prudential calculations where the firm's exposures are Shari'ah-specific (sukuk holdings, Mudaraba/Musharaka receivables).

Approved Persons.

Standard category Approved Persons apply. The DFSA does not require a dedicated Approved Person role for the SSB — the SSB is a separate governance body — but the firm's SEO and Compliance Officer are accountable for ensuring SSB recommendations are implemented.

Timeline.

An IFI application typically adds 2-4 months to the standard category timeline because of the additional IFR review, SSB documentation and product-by-product Shari'ah classification.

Conclusion.

Cat 5 / IFI is the DIFC framework for full Islamic financial institutions. The Islamic Window pathway is the alternative for conventional firms with discrete Islamic product lines. Neo Legal supports both pathways including SSB structuring, IFR-compliant product design and the parallel approval of Islamic and conventional product sets within a single firm.