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Do FCC and ISED approvals automatically carry over to other countries?

No. FCC approval applies only in the United States, and ISED approval applies only in Canada. While the technical test methods and limits are harmonized in many areas, regulatory acceptance varies by jurisdiction. A product legally sold in the US and Canada may still require a separate conformity assessment for Europe, the UK, Japan, Korea, Australia, or other markets. Even within North America, differences in labeling, user manual statements, exposure classifications, and da

Can I reuse a module’s FCC and ISED certifications in my finished product without any testing?

Sometimes, but only if you do not change the RF conditions on which the certifications were based. Modular approvals cover the radio module itself under specific assumptions about antenna configuration, RF exposure conditions, operating modes, and integration constraints. Once the module is installed in a host device, the final product becomes the regulated object. If the enclosure, grounding, antenna placement, cable routing, duty cycle, or co-located radios materially chang

Can I use a 20 cm safe RF separation distance or a body-worn product with any antenna?

Sometimes explicitly, always implicitly. An FCC grant may or may not list specific approved antennas, antenna types, or maximum antenna gain values. When those details are specified in the grant, the limitations are explicit and binding, and only the approved antennas or the stated gain and configuration limits may be used. When those details are not listed, as is the case for many cellular and RF modules, this does not mean antenna choice is unrestricted. It means the FCC ap

Does an FCC grant limit which antennas I can use with an FCC-certified module?

Sometimes explicitly, always implicitly. An FCC grant may or may not list specific approved antennas, antenna types, or maximum antenna gain values. When those details are listed on the grant, the limitations are explicit and binding. You must use only the approved antennas or stay within the stated gain and configuration limits. When those details are not listed, as is the case for many cellular and RF modules, it does not mean antenna choice is unrestricted. It means the FC

How should we formally state the power supply’s compliance with the Low Voltage Directive in our CE Conformity Declaration?

You can and should state that the power supply is supported by manufacturer documentation demonstrating conformity with the Low Voltage Directive 2014/35/EU, while making it clear that CE conformity is declared for the finished product as a whole. A defensible declaration statement looks like this: The power supply integrated into the finished equipment is supported by manufacturer documentation demonstrating conformity with the applicable requirements of the Low Voltage Dire

Can we declare the integrated power supply “CE compliant” for EMC because our finished product passed CE testing?

No. CE compliance is declared at the finished-product level, not inherited by components. Even if the power supply is CE marked when sold as a standalone unit, once integrated into a host product, it is no longer a separately CE-marked apparatus from a regulatory standpoint. For EMC, what matters is that the complete product, with the power supply installed and operating under worst-case conditions, meets the applicable conducted and radiated emissions requirements. The corre

Is this approach consistent with FCC rules and prior approvals?

Yes, this approach aligns with FCC labeling requirements under Title 47 Code of Federal Regulations Section 2 point 925, as well as long-standing FCC and TCB practice. It is also consistent with prior L3H approvals for this same product configuration. When a transmitter is tested and approved as part of the host, no separate FCC ID labeling is needed. When the host depends on a transmitter approved elsewhere, the FCC ID must be disclosed.

What is the practical distinction between Bluetooth, Wi-Fi, and LTE in this design?

The distinction is based on how authorization is established rather than how physically integrated the module is. The Bluetooth Wi-Fi module was evaluated during the host radio Part 22 74 80 and 90 testing and included in the system-level compliance assessment with no reliance on a separate FCC grant. As a result, no separate FCC ID labeling is required. The LTE module, on the other hand, is approved under its own FCC ID, and the host authorization relies on that existing cer

Why does the LTE module require a “Contains FCC ID label”?

The LTE transmitter is authorized under its own FCC ID, and the host radio compliance relies on that existing certification rather than a full host-level authorization of the LTE RF chain. The LTE module, therefore, remains a separately authorized transmitter, and the host device is not the grantee of that RF function. The FCC requires labeling in this situation to maintain clear traceability between the host product and the LTE module certification. For that reason, the LTE

When is a “Contains FCC ID label required?”

A Contains FCC ID label is required when the host device relies on an embedded transmitter, independent of FCC authorization, to establish compliance. In those cases, the FCC requires clear identification of the separately authorized transmitter whose host approval depends on.

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