The recast Energy Performance of Buildings Directive turns sensing and dimming from an upgrade into a requirement. What changes, when, and what it means for the fixtures inside those buildings.
2026-09-10 · 8 min read · Compliance guide
The Energy Performance of Buildings Directive — EPBD — is the EU's master law for how buildings consume energy, and its recast, Directive (EU) 2024/1275, entered into force in 2024 with member-state transposition due in 2026. Its headline targets set the direction: new public buildings designed toward zero-emission standards from 2028 and all new buildings from 2030, a renovation push for the worst-performing stock, and — the part lighting buyers feel first — building automation and control system (BACS) obligations that extend downward to smaller buildings than the old regime touched. Where the previous EPBD mainly regulated large non-domestic systems, the recast pushes automated controls, sensing and monitoring into far more of the building stock. Exact dates and thresholds are transposed member state by member state, so tender writers should verify the local text; the direction, however, is uniform: more automation, in more buildings, sooner.
AURELUX reads this wave from its sourcing position — its smart lighting line is engineered for what the site calls "EPBD-era projects": fixtures that assume they will be sensed, dimmed, addressed and metered. Compliance itself runs through certified partner factories, verified per order.
Lighting is the building system where automation pays back fastest: occupancy and daylight sensing routinely cut lighting energy by double-digit percentages in offices and schools (illustrative industry ranges), the hardware is inexpensive relative to HVAC automation, and lighting networks already speak mature protocols. The EPBD's controls logic therefore lands on lighting twice — directly, when regulations require presence detection, daylight harvesting or integration with building management, and indirectly, when energy performance targets and smart-readiness scoring make automated lighting the cheapest compliance path. For exporters, the commercial signal is unambiguous: fixed-output, non-addressable fixtures are leaving the EU specification tier, and product lines that cannot accept a control signal are competing for a shrinking floor of the market.
| EPBD-era driver | Tender line it produces | Product capability it demands |
|---|---|---|
| BACS and automated controls obligations | "Luminaires addressable via DALI-2"; "presence and daylight control in open areas" | DALI-2 / D4i-certifiable drivers, sensor heads, addressable gear per luminaire |
| Energy monitoring and metering | "Per-circuit or per-luminaire energy data to the BMS" | D4i data architecture: energy reporting, diagnostic and luminaire data |
| Smart readiness scoring | "Systems contributing to SRI assessment" | Networkable controls, documented interoperability, firmware continuity |
| Renovation wave | "Retrofit without rewiring the ceiling" | Driver-replaceable platforms, wireless retrofits, standard track/adapter ecosystems |
| Zero-emission new-build trajectory | "Lighting loads integrated in whole-building energy model" | Documented standby power, efficacy and control-scenario energy data |
Three concrete shifts follow for anyone specifying or stocking EU-bound lighting. First, DALI-2 becomes the default professional protocol, and its D4i extension matters more than the base standard: D4i adds the data layer — per-luminaire energy, diagnostics and asset information — that building-monitoring requirements assume. Our DALI vs DALI-2 comparison covers the protocol split; the stocking rule is simple: professional panels, downlights and track that cannot take a DALI-2 driver version are a dying SKU. Second, sensing migrates into the fixture: sensor-ready versions with plug-in occupancy and daylight heads outsell field-add-on kits because they install cheaper and certify cleaner. Third, documentation becomes part of the product: standby watts, control-scenario energy data and protocol certifications appear in tender annexes, so factories that cannot produce DALI-2/D4i evidence effectively cannot sell into the tier at all — another case where the certification map on our certifications page is a commercial document, not a decoration.
Most of the affected building stock will not be new; it will be renovated, and lighting retrofits are where EPBD-era money meets its fastest payback. The pattern buyers increasingly request: keep the ceiling, replace the gear — driver-replaceable downlights, track heads with DALI addresses, panels with sensor-ready sockets — plus a controls layer that reports energy for the building's compliance file. A corridor that dims to 20% when empty and reports its own consumption satisfies a controls obligation, cuts maintenance through diagnostics, and produces the energy data that building certifications demand. That triple win is why the renovation wave, not new construction, is where smart lighting volume will concentrate through the late 2020s — and why the trend reading in our 2026 stocking guide puts controls-ready product at number one.
The recast's controls machinery rests on a few concrete mechanisms that buyers should be able to name. The BACS obligation extends building automation and control requirements down the size ladder compared with the old regime — where the previous directive mainly captured large non-domestic systems, the recast brings smaller buildings and systems into scope, and requires that installed systems provide continuous monitoring, benchmarking and fault detection, with automated control of heating, cooling, ventilation and, by extension, the lighting and shading systems that interact with them. The smart readiness indicator gives buildings a score for how well their systems can sense, adapt and report — voluntary in most contexts, but it appears in tender scoring and ESG reporting precisely because it is legible. And the zero-emission trajectory for new buildings works backward into specifications: a building designed for a 2028 or 2030 target cannot contain uncontrolled loads, and lighting is among the easiest to control. Member states transpose the mechanics differently — thresholds, dates and exemption textures vary — so tender writers should verify the national text; but every version points the same direction, and procurement is already writing to it ahead of the deadlines.
Inside the fixtures, the EPBD-era specification reduces to a sensor and data stack that has quietly become standard in professional product. Presence detection is the baseline — PIR or dual-tech heads integrated in the luminaire or mounted remotely, with corridor-style dimming profiles that hold safety illuminance while empty. Daylight harvesting follows: constant-light control that dims artificial output against measured daylight, the single largest saver in perimeter zones, and the reason sensor-ready driver platforms exist. Data is the third layer and the newest requirement: energy meters per circuit or per luminaire, diagnostics that flag failed drivers and degraded batteries, and asset data that lets a facility team see the building's lighting as a system rather than a pile of parts. This is precisely the capability set the D4i architecture formalizes, and why our protocol comparison treats D4i as the dividing line between "dimmable" and "EPBD-era" product. The stocking consequence for distributors is symmetrical: stock the sensor-ready version beside the standard one, and stock the knowledge to explain the payback — because the building owner's compliance officer, not the electrician, now sits in on the fixture decision.
The protocol split behind every controls-ready tender line.
Systems, protocols and benefits — the buyer-level map of the controls market.
The product-level EU regime: efficacy floors and EPREL registration.
Destination-by-destination compliance mapping for every program.
DALI-2/D4i-ready lines, sensor-ready constructions and documentation packs via certified partner factories — send the tender for a product schedule within 24 hours.