Nigeria: rules and approvals
NCC type approval standards are based on international work from IEC and CISPR, CENELEC and ETSI, and the commission publishes lists of approved handsets and approved equipment.
A Zone 1 / Zone 21 smartphone for crews on Niger Delta flow stations, deepwater FPSOs, export terminals and the refining complexes at Lekki and Eleme. This page explains what to look for in an ATEX and IECEx cell phone for Nigeria, and where the IS-04Z1 stands against that list today.
Pre-launch · certification in progress · Launching Q4 2026
Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Nigeria: pre-launch, designed for Zone 1 and Zone 21 (marking target Ex ib IIC T4), with certification in progress and no certificate issued.
For the record, no certificate exists for the IS-04Z1 today. The programme is under way ahead of a Q4 2026 launch. An operator's own vendor approval is a separate step. Certification status. Place facts reviewed October 2026.
| Check | What to look for | IS-04Z1 today |
|---|---|---|
| Marking | II 2 G Ex ib IIC T4 on the rating plate | Design target; not yet marked |
| EU-type examination certificate | Notified body number and certificate ID | In progress with TÜV; not issued |
| IECEx certificate of conformity | Number listed on the IECEx online register | In progress; not issued |
| Where it applies | Nigeria: Port Harcourt, Rivers State, Warri and Escravos, Bonny Island | Classified by the site operator |

An intrinsically safe Android smartphone designed for Zone 1 and Zone 21 hazardous areas in Nigeria. It is pre-launch: IECEx, ATEX and NEC 500 certification is in progress ahead of the Q4 2026 launch.
The classified areas, operators and sites below are the ones covered in the SAMS Nigeria market guide.
NCC type approval standards are based on international work from IEC and CISPR, CENELEC and ETSI, and the commission publishes lists of approved handsets and approved equipment.
An expansion announced in October 2025 would lift the Dangote refinery to 1.4 million barrels a day, with completion estimated for 2029.
The Nigerian Communications Commission enforces type approval under the Nigerian Communications Act 2003, and mobile phones and wireless adapters must conform to applicable standards before being brought into Nigeria.
The Niger Delta was once called the Oil Rivers because it was a major producer of palm oil, and it is now a petroleum-rich region with a very dense population.
ATEX is the European legal framework for equipment used in explosive atmospheres (Directive 2014/34/EU). IECEx is the international certification scheme built on the IEC 60079 standards. Buyers outside Europe often ask for both: an IECEx certificate is the technical evidence most national regimes build on, while ATEX is the legal route into the European market.
For the IS-04Z1 both routes are in progress with TÜV in Germany and neither certificate has been issued. The marking target is II 2 G Ex ib IIC T4: equipment Group II (surface industry), Category 2 (Zone 1 gas), protection concept ib (intrinsic safety), gas group IIC and temperature class T4.
In Nigeria. A Nigerian reviewer at an operator or in a joint venture would expect an IECEx Certificate of Conformity, because IECEx certificates are recognised by operators and regulators across West Africa, and ATEX evidence beside it helps. International companies working here specify to the standards they apply globally. Both programmes are in progress and nothing is yet issued.
A short checklist for anyone writing or reviewing the specification, with the IS-04Z1 status against each point.
Not today. Until the certificates are issued the IS-04Z1 stays out of classified areas, and until launch there is nothing to purchase. You can ask for the datasheet and the certification schedule, or book a safe-area evaluation unit.
No price is published. While certification is in progress there is no list price and no committed lead time, and a supplier quoting a firm figure for an uncertified Ex handset is promising something it cannot stand behind. Indicative pre-launch pricing is issued in writing against a stated quantity and site.
Not yet. Both routes are in progress with TÜV in Germany and no certificate has been issued. Any listing that says otherwise is wrong.
The market guide for Nigeria covers Port Harcourt, Rivers State, Warri and Escravos, Bonny Island, Lekki Free Zone, Lagos, among others. Site-level pages are linked below.
Not exactly. Explosion proof is a broad everyday term; intrinsic safety is one protection concept, which limits energy so ignition cannot occur. Flameproof (Ex d) is a different concept that contains an explosion. The IS-04Z1 is intrinsically safe by design.
The Nigerian Communications Commission requires type approval for telecom equipment, including customer devices such as mobile phones, and publishes approved handset and equipment lists. Approval is based on international standards. Confirm the current application route and fees with the NCC or an authorised agent before importing.
Typically in the Niger Delta's onshore and shallow-water oil and gas facilities, flow stations and terminals, and in refineries and LNG and fertiliser plants in the south, including the Lekki refinery near Lagos. Each operator issues its own area classification, so request it before choosing equipment.
Coverage depends on carrier and site, not on the handset. The IS-04Z1 is designed to connect over cellular and plant Wi-Fi, but remote Delta locations and offshore units may have weak signal. Confirm with the operator what network will be available at each site before relying on it.
Related guides for Nigeria and for Nigeria.
Send the site, zone and gas group and roughly how many handsets. We reply by email with the datasheet and the certification schedule.
Name the site and the operator and we will send what is available before launch.