Carbon Reporting Reaches the Rental Yard: What ARA's New Guidance Means for Fleet Owners

The American Rental Association has published carbon reporting guidance written specifically for the equipment rental industry, rather than adapted from a general corporate framework. The guidance became available on Oct. 19 and is based on a model developed by the European Rental Association.

The reason a sector-specific method was needed is straightforward. The GHG Protocol is the global standard for emissions accounting, but it describes reporting in general terms. Rental businesses operate differently from manufacturers or contractors: they hold a mixed fleet of assets, they move machines between locations, and their own emissions depend heavily on how customers use the equipment.

What the Guidance Contains

The ARA methodology sets out a step-by-step calculation method for corporate CO2e emissions across Scope 1, Scope 2 and Scope 3. It provides detailed guidance, data sources and specific formulae for greenhouse gas calculations.

Three elements go beyond a calculation method:

• An ARA benchmark for rental equipment, so a company can compare its performance against the industry rather than against an unrelated sector.
• A GHG emission estimation database built from previous data points supplied by rental companies, OEMs and environmental analysts, which lets firms estimate emissions where they lack measured data.
• The ARA Standard Equipment Taxonomy schema, a classification system for assets that allows like-for-like comparison of data points across the industry.

“ARA recognized the need for the rental industry to have a consistent methodology for carbon guidance,” says Tom Doyle, ARA’s vice president of program development. “We worked with rental companies, manufacturers, ERA and other associations to complete this worthwhile project.”

Why Rental Companies Wanted It

The push came from customers and public authorities as much as from within the industry. Katie Leone, senior director of sustainability and social impact at Herc Rentals, notes that while the GHG Protocol is the global standard, it does not speak directly to how rental works, and that the protocol’s own Scope 3 standard suggests sector-specific guidance improves consistency.

Douglas McLuckie, managing director of ESG at Sunbelt Rentals, frames the same point from the customer side: the rental industry plays a crucial role in construction and other sectors, which is why it needs to be able to deliver carbon footprint data to customers and public authorities alike. The value of the ARA work, he says, is that it does so in a way that is transparent and agreed upon by the whole industry.

Why It Matters Outside the Rental Business

Rental fleets are one of the largest sources of late-model used equipment. When the companies that own those fleets start reporting emissions on a standardized basis, the data they need to produce begins to shape how machines are specified, recorded and eventually resold.

Two details point in that direction. The first is the taxonomy: a shared classification system makes it possible to compare one machine type against another across companies, which is the precondition for any credible benchmark. The second is the estimation database, which pulls on OEM data as well as operator data. Both move emissions information from an annual sustainability report toward something closer to an asset attribute.

For a buyer of used equipment, that has a practical consequence. Documentation that used to be optional, such as the engine’s emission standard, fuel consumption records and a complete service history, becomes part of the machine’s file. In markets with their own emissions requirements for non-road machinery, being able to show that paperwork at the border or at resale is an advantage rather than a formality.

What Fleet Owners Should Do Now

The guidance is available for download, and the practical first step is modest: establish which data the company already holds and which it does not. Hours, fuel purchases and engine emission tiers are usually recorded somewhere; per-machine allocation of fuel use often is not.

Maintenance records belong in the same file. Emissions performance of a diesel machine depends on the condition of its fuel system and, where fitted, its aftertreatment, so a documented service history on injectors, filters and exhaust components supports both the environmental number and the resale value.

Standardized carbon reporting will not change what a machine can do on site. It does change what a buyer can ask about it, and fleets that keep clean, per-machine records are the ones that will answer those questions without extra work.

Source: Compact Equipment

Cover image: Caterpillar 325L excavator at work, U.S. Bureau of Land Management, public domain, via Wikimedia Commons.