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An industrial complex surrounded by forest

An estate that's compliant down to the last plot.

We prepare the data PROPER, industry-ministry accreditation and prospective tenants ask for at every estate phase, then bring manager and tenant data together on Ailesh+.

Tenant compliance is now the estate manager's concern.

Wastewater plant and tenant stack data are now read by regulators and prospective tenants alike. Prepare them once, properly, and your estate is easier to rate and to market.

Risk

Industrial estates now take part in PROPER, the national environmental performance rating, and managers are expected to make sure tenant wastewater and stacks comply. Where communities are unsettled, central government can step in directly.

55.64% of tenants verified in six Greater Jakarta estates were not yet compliant.

According to KLH/BPLH, 2025

Opportunity

Secure water, green power and clean emissions data have become selling points for plots. Plenty of licensed estate land is still waiting for tenants.

58.19% occupancy across 175 licensed industrial estates.

According to the Ministry of Industry via Emitennews, 2026

Priority

Lock in the water and power balance before plots are sold, put online monitoring on the wastewater plant, then standardise reporting from the first tenant. That data fills PROPER, accreditation and PSPK (Indonesia's IFRS S1 and S2 standards) reports at once.

  • PROPER (Environment Ministry Regulation 7/2025)

    annual cycle

    Industrial estates are rated as participants. Any participant under an administrative sanction is automatically rated Red.

    According to the BPK legal database; KLH/BPLH, 2025 and 2026

  • Detailed tenant plans (Industry Ministry Regulation 2/2026)

    in force from April 2026, replacing Regulation 1/2020

    The estate company reviews and approves each tenant's detailed environmental management and monitoring plan (RKL-RPL rinci) through OSS, the national licensing system, with reports every six months.

    According to the BPK legal database

  • Estate standards and accreditation (Industry Ministry Regulation 26/2025)

    in force January 2026; licensed estates apply for accreditation within a year

    Infrastructure weighs 50%, environmental management and management-and-services 25% each.

    According to the BPK legal database

From master plan to green estate, one data chain.

Wastewater plant and substation capacity are sized from tenant plans long before the first plot is sold. Pick your phase to see what needs to be ready.

Phase 1: Water, power and buffers come before plot sales.

Raw water source and substation capacity are hardest to change once plots are sold. Baselines recorded now, including in the planned green belt, become the yardstick for the estate's environmental impact assessment (AMDAL) and PROPER for years.

What needs to be ready

    • 1.1 Spatial approval and land status

      Confirm the spatial-use approval (KKPR), ownership, occupants and any forest-estate boundary before the master plan is locked.

      According to Government Regulation 28/2025

    • 1.2 Raw water and power for the estate's lifetime

      Model long-term tenant demand for water and electricity, then secure the bulk-water quota and substation capacity now.

    • 1.3 Nature and buffer-village baseline

      Record receiving-river quality, ambient air, flora and fauna in planned green space, and village livelihoods before heavy equipment arrives.

Phase 2: The estate AMDAL sets every tenant's permitting load.

When the estate AMDAL already covers planned tenants, each tenant only needs a detailed environmental plan approved by the manager. Wastewater plant and hazardous-waste store capacities on the drawings become the limits you sell to tenants for decades.

What needs to be ready

    • 2.1 An estate AMDAL that covers tenants

      Scope the AMDAL from the planned tenant mix, including the wastewater technical approval and the hazardous-waste store specification.

      According to Government Regulation 28/2025

    • 2.2 A central wastewater plant built to the estate standard

      Design sealed sewers kept apart from stormwater, with no dilution and flow matched to land in use.

      discharge capped at 0.8 litres per second per hectare of land in use

      According to Environment Ministry Regulation 3/2010

    • 2.3 Per-plot metering from the drawings

      Design water and power meters for every plot, so billing, energy audits and tenant reports draw on the same figures.

Phase 3: Drainage and wastewater treatment come before the first factory.

The year roads and utilities go in brings sediment to the river and dust to the nearest villages. Sensors fitted to the wastewater plant during construction become the online monitoring required from the first day of operation.

What needs to be ready

    • 3.1 Separate drainage and retention ponds

      Build stormwater drains apart from the sewer network, with retention ponds sized to recent rainfall patterns.

      According to Environment Ministry Regulation 3/2010

    • 3.2 Dust and material trucks

      Cover loads, wash wheels before trucks leave and keep within load limits ahead of the Zero ODOL ban on overloaded trucks from 1 January 2027.

      According to the Coordinating Ministry for Infrastructure via Kontan, 2025

    • 3.3 Community forum and local hiring

      Set up an environmental communication forum and a grievance channel during construction, then record the share of workers from nearby villages.

      According to Environment Minister's Letter S.269/2025

Phase 4: First tenants set the habits for everyone after them.

Every efficiency figure the estate reports will be compared with the first year its utilities ran. The reporting format you standardise with the first tenants is the one every later tenant will use.

What needs to be ready

    • 4.1 Operating certificate and online monitoring

      Apply for the operating certificate (SLO) after trial runs, then stream outlet pH, COD, TSS, ammonia and flow data to SIMPEL, the ministry's reporting system.

      According to Environment and Forestry Ministry Regulations 5/2021 and P.93/2018 as amended by P.80/2019

    • 4.2 Approving tenant plans

      Set up the review team, document templates and influent contracts before the first tenant applies through OSS.

      technical review within 10 days of a complete file

      According to Industry Ministry Regulation 2/2026

    • 4.3 Estate energy and emissions baseline

      Fit separate meters for the water plant, wastewater plant and street lighting, then set a base-year greenhouse gas inventory.

Phase 5: Efficient utilities lift the rating and cut costs.

Moving up to Green takes evidence of energy and water efficiency, waste 3R and measurable community programmes. The same figures cut utility costs and fill the accreditation file.

4.6% of PROPER 2024/2025 participants reached Green.

According to KLH/BPLH, 2026

What needs to be ready

    • 5.1 Tenant oversight on one dashboard

      Track detailed tenant plans, continuous emissions monitoring (CEMS) at emitting tenants and a certified environmental officer at every tenant.

      According to Environment Minister's Letter S.269/2025

    • 5.2 Utility energy management

      Once utility consumption passes the mandatory threshold, appoint an energy manager, audit at least once every three years and offer green power to tenants.

      mandatory threshold of 4,000 TOE (tonnes of oil equivalent) a year for industrial users

      According to Energy Ministry Regulation 8/2025

    • 5.3 Waste symbiosis between tenants

      Map which tenant waste can become another tenant's feedstock, then log the waste balance every six months.

Phase 6: Expansion changes figures you've already permitted.

Extra land, new wastewater capacity and power-hungry data-centre tenants change the scope of the estate's Environmental Approval. The Ministry of Industry is also preparing a requirement for every estate to hold a green-estate roadmap.

According to the Ministry of Industry via Kabar Bursa, 2026

What needs to be ready

    • 6.1 Amending the Environmental Approval

      File the addendum before new land, wastewater capacity or generation starts running, since unpermitted changes can now be fined.

      According to Environment Ministry Regulation 6/2026

    • 6.2 Eco-industrial park roadmap

      Set measurable, reportable targets for material, energy and water symbiosis between tenants. The ministry's EIP Center, run with UNIDO, now supports estates in drafting them.

      According to Antara, 2026

    • 6.3 Handing back plots from departing tenants

      Make sure hazardous-waste stores are emptied under electronic manifests and contaminated land is remediated before the plot returns to the manager.

      According to Environment and Forestry Ministry Regulation P.101/2018

The points that decide your estate's rating.

Every utility carries its own obligations, and tenants bring obligations the manager consolidates. Open them one by one.

Master plan and green buffer

Plots, roads, utilities and the green belt are laid out under the spatial approval, estate AMDAL and accreditation standard.

  • Biodiversity
  • Community
  • Water

What you can manage

  • A biodiversity plan for green space and buffers
  • Monitor green-space flora and fauna every year
  • Build environmental evidence for accreditation

25% weight for environmental management in estate accreditation

Source: Regulation 26/2025

Raw water and treatment plant

River or bulk water is drawn, treated at the water plant and distributed to every tenant through meters.

  • Water
  • Energy
  • Waste

What you can manage

  • Per-tenant water meters and a monthly balance
  • Cut reliance on groundwater
  • Fit variable speed drives to distribution pumps

Central wastewater treatment

Tenant wastewater arrives through sealed sewers, is treated to the estate standard, measured and discharged to the river.

  • Water
  • Waste
  • Energy
  • Community

What you can manage

  • Monitor pH, COD, TSS, ammonia and flow online
  • Audit tenant pre-treatment through influent contracts
  • Reuse effluent for green space and cooling

0.8 L/s per hectare in use, maximum estate wastewater flow

Source: Regulation 3/2010

Substation, generators and solar

The main substation delivers state-utility power to tenants, backed by standby generators and rooftop or ground-mounted solar.

  • Energy
  • Emissions
  • Safety

What you can manage

  • Test generator emissions by capacity and running hours
  • Per-tenant power meters for Scope 2
  • Offer green power or renewable energy certificates to tenants

4,000 TOE a year, the mandatory energy-management threshold for industry

Source: Regulation 8/2025

Hazardous waste and symbiosis

Tenant hazardous waste is collected on schedule to the estate store, while non-hazardous waste is sorted for reuse between tenants.

  • Waste
  • Safety
  • Community

What you can manage

  • Use only licensed, audited handlers for hazardous waste
  • An electronic manifest for every transport
  • Map waste that can feed another tenant

265 tonnes of material reused across parks in GEIPP phase I

Source: SECO, 2025

Roads, drainage and ambient air

Stormwater runs to retention ponds apart from wastewater, while road dust shows up at the ambient air stations.

  • Water
  • Emissions
  • Community

What you can manage

  • Retention ponds sized for shifting rainfall
  • Real-time ambient air stations at the boundary
  • Publish air and water data on notice boards

Gates, port and trucks

Tenant trucks carrying feedstock and product move all day through the weighbridge, toll junction and village roads.

  • Emissions
  • Community
  • Safety

What you can manage

  • A weighbridge and load rules at the gate
  • Waiting areas that keep queues off village roads
  • Calculate tenant transport emissions per tonne-km

Zero ODOL overloading ban targeted to take effect 1 January 2027

Source: Kontan, 2025

Tenant blocks and joint reporting

Tenants file their detailed plans, emissions and waste data, and the manager approves, supervises and consolidates it all.

  • Emissions
  • Water
  • Waste
  • Energy

What you can manage

  • A certified environmental officer at every tenant
  • CEMS for tenants with emitting stacks
  • One dashboard for tenant energy, water, waste and emissions

274 of 766 tenants in one 5,600 ha estate registered in SIMPEL

Source: KLH/BPLH, 2025

Worker housing and transport

Tenant workers arrive at each shift change by bus, public transport and motorbike, and many live in nearby dormitories or boarding houses.

  • Community
  • Safety
  • Emissions

What you can manage

  • A shuttle-bus terminal kept apart from truck lanes
  • Log commuting accidents among tenant workers
  • Count employee commuting as Scope 3 emissions

±2.35 million workers across 11,970 companies inside industrial estates

Source: Ministry of Industry via Emitennews, 2026

Buffer villages and community forum

Buffer villages supply much of the workforce and are the first to feel odour, dust, trucks and changes in water.

  • Community
  • Water
  • Emissions

What you can manage

  • An environmental forum with regular minutes
  • One grievance channel for every tenant
  • Measure community programmes with SROI

Rp1.01 trillion in community programmes by PROPER 2024–2025 participants

Source: KLH/BPLH, 2026

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Typical facility illustration; not a specific site.

One data source for the manager and every tenant.

Without a single source, the manager chases spreadsheets from every tenant each semester, and figures that should match differ from one report to the next. Ailesh+ brings it together: wastewater data through IoT, energy in Energy+, emissions in Carbon+, waste and water in Waste+, green space in Biodiv+ and village programmes in Social+. PROPER+ and ESG+ then build your PROPER and PSPK reports from that same source.

Which phase is your estate in?

Tell us the phase. We'll map the manager and tenant data that need to be ready.