The Real Cost of ASRS Compliance: What Australian Companies Are Actually Spending

The Australian Treasury's Policy Impact Analysis on climate-related financial disclosures estimated ongoing compliance costs of $1.0 to $1.3 million per entity per year. Edge Impact put the total bill for Australian companies at over $6.5 billion collectively. Those numbers keep getting repeated in board papers and consultant proposals. But nobody seems to break them down.

Where does the money actually go? And more importantly, how much of it is going to work that shouldn't cost that much?

We've been watching Group 1 entities file their first mandatory ASRS disclosures since early 2026. The spending patterns are becoming clear. Some costs are unavoidable. Some are inflated by bad process design. And a surprisingly large chunk is, bluntly, paying skilled professionals to do things a machine should be doing.

Here's the breakdown as we see it, based on Treasury's estimates, published analyses, and what we hear from sustainability teams across Australia every week.

The seven places your ASRS budget disappears

Every company's situation is different. A construction company with 40 project sites has a fundamentally different cost profile to a financial services firm with two offices. But the categories are consistent, and the proportions are remarkably similar across industries.

Data collection and processing consumes 40 to 50% of the total compliance cost for most entities. That's the single biggest line item, and it's the one most companies underestimate. A mid-size NGER reporter with 20 to 50 facilities typically needs 400 or more hours per year just to collect, clean, and process emissions data. We've broken down exactly where those 400 hours go before. At a loaded internal cost of $100 to $150 per hour (salary plus super plus overheads for a sustainability analyst or coordinator), that's $40,000 to $75,000 in internal labour. When companies outsource this work to consultants, the cost jumps to $80,000 to $150,000 because you're paying advisory rates for operational work.

Think about that. Half your compliance budget is spent getting data into a usable format. Not analysing it. Not making strategic decisions. Not writing disclosures. Just finding the electricity bill, reading the kWh, matching the emission factor, and typing it into a spreadsheet. Or paying someone $200 an hour to do that for you.

Consulting and advisory fees represent the second-largest cost. Advisory firms typically charge $150 to $250 per hour for mid-tier work and $250 to $400 per hour for specialist AASB S2 advisory from larger firms. A typical advisory engagement for ASRS disclosure preparation, covering climate risk assessment, materiality analysis, scenario analysis, governance narratives, and emissions calculations across Scope 1, 2 and 3, runs between $80,000 and $200,000 for a mid-market entity.

There's nothing wrong with paying for genuine advisory expertise. The problem is what that money often buys. More on that shortly.

Assurance fees under ASSA 5010 are a mandatory cost that didn't exist before. In Year 1, entities face limited assurance over governance disclosures, strategy (risks and opportunities), and Scope 1 and 2 emissions. The AUASB finalised ASSA 5010 in January 2025 and amended it in December 2025. For mid-market entities, limited assurance currently runs $30,000 to $80,000. For large entities with complex operations, assurance costs land between $100,000 and $300,000. When reasonable assurance kicks in from financial years beginning 1 July 2030, expect those numbers to roughly double.

One detail many companies miss: your financial statement auditor must also perform your sustainability assurance. You can't shop around. If your existing auditor is expensive, your sustainability assurance will be too.

Internal team cost is often undercounted because it's "absorbed" into existing headcount. But it isn't free. A sustainability manager at $130,000 to $150,000 loaded cost will spend 30 to 50% of their time on ASRS compliance during reporting season. Finance team members reviewing climate-related financial impacts might contribute 200 hours. Legal reviewing liability statements, board declarations, and the modified liability provisions adds another 50 to 100 hours. We're honestly still working out how to quantify the executive time properly, but the hidden cost of pulling data entry work across departments is real and usually untracked.

Technology and software is ironically one of the smaller line items. Carbon accounting software typically costs between $20,000 and $100,000 per year depending on scale and capability. That's 5 to 10% of a typical compliance budget. Yet it's the line item that gets the most procurement scrutiny. CFOs will approve a $200,000 consulting engagement with a phone call but require three months of evaluation for a $40,000 software purchase. We understand why (it's a system, there's integration risk, there's lock-in concern), but the ratio of scrutiny to spend is inverted.

Scenario analysis is the cost that catches people off guard. AASB S2 requires climate-related scenario analysis across at least two temperature pathways. Doing this well, with scenarios localised to your actual operations, connected to financial line items, with documented assumptions, usually costs $30,000 to $80,000 when outsourced. Some Group 1 entities spent far more and still produced work that buckled under assurance because they used generic global scenarios instead of ones linked to their specific asset base and revenue mix.

Training and board education rounds out the budget. New frameworks mean new knowledge requirements. Board members need to understand what they're signing off on (the directors' declaration carries personal liability). Finance teams need to understand climate-related financial risks well enough to quantify them. Operations teams need to understand what data to collect and why. Budget $10,000 to $30,000 for the first year. Less in subsequent years, but it never drops to zero because the standards keep evolving.

Where most of the money gets wasted

Here's our actual thesis, and we know not everyone will agree with it: at least 30% of what companies spend on ASRS compliance in the first two years is going to work that either shouldn't be done manually or shouldn't be done twice.

The most obvious waste is paying advisory-rate consultants to do data entry. When a sustainability advisory engagement bills 500 hours and 350 of those hours are collecting utility bills, extracting consumption figures, matching emission factors, and building a spreadsheet model, that's not advisory. That's $70,000 to $105,000 in data processing at $200 to $300 per hour. The remaining 150 hours of genuine advisory work (disclosure drafting, materiality assessment, governance review) is the part worth paying for.

This isn't a criticism of consultants. They're responding to client demand. The company doesn't have its own data pipeline, so the consultant builds one as part of the engagement. Next year, the consultant builds another one because the first one wasn't designed to persist. We've spoken to sustainability consultants who are actively looking for tools to automate the data processing so they can focus on the advice their clients actually need.

The second waste is running NGER and AASB S2 as separate processes. This happens more than it should. The NGER team files by 31 October using one set of calculations. The ASRS team prepares disclosures using a different methodology, sometimes different emission factors, sometimes different organisational boundaries. The same electricity bills get processed twice. The same fuel data gets extracted twice. The reconciliation between the two outputs consumes another 40 to 80 hours. We've explained how dual-framework reporting should work from a single data set and the answer is obvious in hindsight: one data pipeline, two reporting outputs. But surprisingly few companies have set it up that way yet.

The third waste is manual quality assurance that should be automated. Someone senior spends 40 hours reviewing a spreadsheet for errors, checking emission factor lookups, validating unit conversions, flagging consumption outliers. This is the exact kind of work that automated anomaly detection does better than humans because it never gets tired at row 3,000 and it checks every single entry, not a sample. Yet the manual review persists because "that's how we've always done it."

What the numbers look like when you fix the process

We're not going to claim software eliminates all ASRS compliance costs. It doesn't. You still need advisory input for scenario analysis, materiality, and disclosure drafting. You still need assurance. You still need internal team time for governance and strategy.

But the data collection and processing layer, that 40 to 50% of total cost, is where automation changes the equation most dramatically. Automated document processing handles utility bills, fuel dockets, waste reports, and invoices across multiple formats. For a company processing 500 documents per quarter, automated extraction saves 300 or more hours per year compared to manual handling. At $100 to $150 per hour loaded cost, that's $30,000 to $45,000 in internal savings. If you were paying consultants for that work, the saving is $60,000 to $90,000.

Running NGER and AASB S2 from the same data pipeline eliminates duplication. Same source documents, same activity data, same emission factor library (with the appropriate AR5 GWP values for NGER and AR6 for AASB S2 applied automatically). One data entry process. Two compliant outputs. That alone removes 40 to 80 hours of reconciliation work.

Automated quality checks catch errors before they become audit findings. Wrong unit conversions. Duplicate invoices. Consumption figures that fall outside expected ranges. Emission factors applied from the wrong year's NGA Factors workbook. When your assurance provider walks in and asks to trace a number back to its source document, the audit trail exists by default, not because someone spent a week building it retrospectively.

Those ranges reflect a mid-market entity with 20 to 50 sites. Larger entities will sit higher. Smaller ones lower. The savings aren't spectacular in percentage terms, roughly 25 to 30%, but in absolute dollars, $100,000 to $200,000 per year accumulates fast when you're looking at a decade of mandatory reporting.

The real benefit isn't just cost. It's time. When your sustainability manager gets 300 hours back, that's 300 hours available for decarbonisation strategy, supplier engagement, and the work that actually reduces emissions instead of counting them.

What this means for Group 2 and 3 companies

Group 2 entities (meeting two of: $200M revenue, $500M gross assets, 250+ employees) start reporting for financial years beginning 1 July 2026. Group 3 follows from 1 July 2027. The modified liability provisions under the Corporations Act protect directors from private action until the end of 2027, but ASIC can still pursue systematic non-compliance.

The penalties mirror financial reporting: up to $15 million or 10% of annual turnover. Directors face personal liability for misleading statements. ASIC has said it'll take a "pragmatic and proportionate" approach during the phase-in, but that word "pragmatic" only means they won't punish good-faith attempts. It doesn't mean they'll ignore companies that didn't try.

If you're a Group 2 entity, your first reporting period is three months away. The question isn't whether you'll spend money on ASRS compliance. You will. The question is whether you'll spend it on data entry or on strategy.

Carbonly prices per project, not per headcount, so costs scale with your actual reporting complexity rather than your team size. If you want to understand what your specific compliance cost profile looks like, reach out at hello@carbonly.ai. We'll walk through the numbers, no pitch deck required.