Building Codes in the GCC Countries: A Structural Engineer's Guide

Why GCC Building Codes Matter for Structural Consultancy

The Gulf Cooperation Council is one of the most active construction regions on earth. For structural engineers and consultants serving GCC clients, one of the most persistent challenges is the diversity of code environments across a region that is geographically compact but regulatorily fragmented. A structural engineer who designs to the Saudi Building Code (SBC) in Dammam, then takes a commission in Doha, then designs in Dubai — as our engineers regularly do — must hold active proficiency in three meaningfully different code frameworks, each with its own load parameters, material standards, and documentation requirements.

This guide provides a country-by-country breakdown of the structural design codes used across the GCC, intended as a practical reference for engineers, contractors, and developers who need to understand the code landscape before engaging a structural consultancy for a Gulf project.

Saudi Arabia — Saudi Building Code (SBC)

Saudi Arabia uses the Saudi Building Code (SBC) — a national code developed by the Saudi Building Code National Committee (BCNC) and published in a series of volumes. For structural engineers, the operative volumes are:

• SBC 301 — Structural Loads. Governs dead, live, wind, snow, and special loads. Saudi wind maps and exposure categories are defined here, reflecting the unique wind climate of the Arabian Peninsula including shamal wind events in the Eastern Province.
• SBC 303 — Seismic provisions. Saudi Arabia is a seismically active country — particularly the western Hejaz region near the Red Sea — and SBC 303 provides the seismic hazard maps and design requirements for Saudi conditions.
• SBC 304 — Concrete. References ACI 318 with Saudi modifications for local aggregate quality, marine durability, and high-temperature concrete mix requirements.
• SBC 306 — Steel. References AISC 360 directly, with Saudi-specific connection and fabrication supplements.

The SBC is broadly based on the International Building Code (IBC), which means engineers familiar with American standards can navigate SBC with relatively modest additional study. The key Saudi-specific elements are the wind and seismic hazard maps, the sabkha foundation provisions, and the concrete durability requirements for aggressive Gulf coastal environments. For a deep-dive on SBC for steel tower design, see our article on designing steel towers for Saudi Arabia under SBC and IBC.

UAE — Eurocode and AISC (Dual Standard)

The United Arab Emirates is the only GCC country that formally accepts two major international code families with equal regulatory standing. Both Eurocode (EN 1990 to EN 1993/1992) and American standards (AISC 360 / ACI 318 / ASCE-7) are accepted by Dubai Municipality and Abu Dhabi Department of Urban Planning and Municipalities (DMUPP).

In practice, the choice of code in UAE projects is often determined by:

• The design team's background — European consultancies default to Eurocode; American and Indian firms often default to AISC
• The client's or main contractor's preference and existing documentation systems
• The authority having jurisdiction — some specific project types or zones may have a stated preference

When Eurocode is used in the UAE, the UAE National Annexes must be applied to capture local parameters: UAE wind reference velocities (significantly higher than European baseline values), UAE seismic hazard levels (low to moderate, significantly lower than Turkey or Japan), and UAE concrete durability requirements (aggressive marine and sulfate environment mandating stricter exposure class specifications than most European contexts). Our UAE PEB project was delivered to Eurocode EN 1993 with the UAE National Annex — the standard process for Eurocode work in the Emirates.

Qatar — Qatar Construction Specification (QCS)

Qatar's primary structural design framework is the Qatar Construction Specification (QCS 2014), maintained by Ashghal (the Public Works Authority). QCS is a comprehensive technical specification covering materials, workmanship, testing procedures, and design standards for all construction in Qatar. For structural design:

• Steel structures — QCS references Eurocode 3 (EN 1993-1-1 and EN 1993-1-8 for connections) as the governing design standard
• Concrete structures — QCS references Eurocode 2 (EN 1992-1-1) for reinforced concrete design
• Loads — QCS specifies Qatar-specific load parameters including wind pressures calibrated to Qatar's shamal wind climate and the low-to-moderate seismic hazard of the Qatar Peninsula

Because QCS references Eurocode, engineers familiar with Eurocode EN 1993/1992 can work on Qatar projects with relatively limited additional adaptation — primarily learning the QCS-specific material requirements, durability specifications, and submission process for the Qatar MME authority review. For American-code-trained engineers, the QCS environment requires deeper adaptation given the different structural analysis and design philosophy between Eurocode and AISC.

Kuwait — AISC and ACI (American Standards)

Kuwait uses primarily American structural standards: AISC 360 for steel design, ACI 318 for concrete, and ASCE-7 for loads. The Kuwait Municipality building regulations reference these American standards with local Kuwait amendments for environmental conditions. The alignment with American standards reflects Kuwait's historical relationships with American-trained engineers and American oil-company infrastructure projects that established the American code tradition in Kuwait's construction industry.

Key Kuwait-specific considerations within the American code framework: ASCE-7 wind maps require Kuwait-specific wind pressure values reflecting the shamal wind pattern and Kuwait's flat, open desert terrain (primarily Exposure D or C). Seismic design to ASCE-7 applies to Kuwait's moderate seismic hazard zone. Concrete durability specifications to ACI 318 must address Kuwait's aggressive sulfate-rich soils and the extreme heat environment — with concrete mixes designed for the full temperature range from winter lows to summer highs exceeding 50°C.

Bahrain — British Standards and Eurocode

Bahrain's National Building Code is primarily aligned with British Standards: BS 8110 for reinforced concrete and BS 5950 for structural steel have been the traditional framework for Bahrain structural design. The transition toward Eurocode EN 1992/1993 is underway for larger and more internationally-oriented projects, particularly those involving European consultancies or international developers. Engineers producing structural consultancy for Bahrain should confirm with the client and authority which code framework is applicable — BS or Eurocode — as both are encountered in active Bahrain projects.

Bahrain's compact geography means that it shares many of the same environmental conditions as Qatar and the Saudi Eastern Province: aggressive marine chloride exposure, high summer heat, moderate seismic hazard (low relative to Oman), and sabkha soil occurrence in some coastal areas.

Oman — Mixed Code Environment

Oman does not have a single unified national structural code. Structural design practice in Oman draws from a mixed framework: Eurocode EN 1993/1992 for larger projects and those involving European consultants; AISC 360 and ASCE-7 (American standards) for industrial, oil-sector, and projects with American firm involvement; and British Standards (BS 5950, BS 8110) for projects following the older Omani municipal framework. Engineers delivering structural consultancy for Oman must confirm the applicable code with the client and the relevant Muscat Municipality authority at project commencement.

Oman has a distinct seismic consideration relative to most GCC countries: the Makran subduction zone off the coast of Oman and Pakistan has generated large historical earthquakes, and Oman's northern coastal zones have meaningful seismic hazard requiring proper seismic design provisions under whichever code framework is applicable.

GCC Code Comparison — Quick Reference

The following table summarises the primary structural design codes used across the six GCC states:

Practical Implications for Structural Consultancy

For contractors and developers commissioning structural consultancy for GCC projects, the code diversity has several practical implications:

• Confirm code before scope — The applicable code should be confirmed with the relevant municipal authority before the structural consultancy scope is defined. Late code changes can require complete redesign.
• Verify consultant fluency — Not all structural consultancies are equally proficient across all GCC code families. Ask your consultant specifically which codes they hold working experience in — not just general familiarity — before engaging them.
• Multi-country portfolios — If your project portfolio spans multiple GCC countries, engaging a single structural consultancy with multi-code fluency is significantly more efficient than using separate consultancies per country.
• Environmental parameters matter — Every GCC country has country-specific environmental parameters (wind speeds, seismic hazard values, soil conditions) that must be correctly incorporated within the applicable code framework. Generic "Gulf" parameters are not appropriate for detailed design.

Frequently Asked Questions

What building code does Saudi Arabia use?

Saudi Arabia uses the Saudi Building Code (SBC). SBC 301 governs structural loads, SBC 303 covers seismic design, and SBC 304/306 reference ACI 318 (concrete) and AISC 360 (steel) respectively.

What structural code does the UAE use?

The UAE accepts both Eurocode (EN 1993/1992) and American standards (AISC 360/ACI 318). The choice depends on the design team, client preference, and specific authority requirements. UAE National Annexes must be applied for Eurocode designs.

What code does Qatar use for structural design?

Qatar uses the Qatar Construction Specification (QCS), which references Eurocode EN 1993 for steel and EN 1992 for concrete. Some projects also accept AISC delivery.

Do all GCC countries use the same building code?

No. Each GCC country has its own code framework — see the comparison table above. Structural engineers working across multiple GCC countries must hold fluency in multiple code families simultaneously.