Toll Manufacturing: A Singapore Buyer’s Evaluation Guide

What is toll manufacturing?

Toll manufacturing is when you send your own materials to another plant, and it processes them for a fee. You keep ownership of the materials and the finished goods. The toll manufacturer supplies the machines, labour and know-how. In Singapore, the fee carries GST at 9 % if the toller is GST-registered.

Think of it like taking your own fabric to a tailor. You buy the cloth and choose the design. The tailor cuts and sews it for a fee. The suit is yours from start to finish.

This guide is for brand owners, operations heads and finance teams in Singapore. It covers the following topics.

• How toll manufacturing differs from contract manufacturing and making in-house.
• When toll manufacturing is the right choice.
• A worked S$ cost example that includes yield loss.
• Singapore GST and accounting points for materials at a third-party plant.
• A partner checklist with a good answer and a red flag per item.

Toll, contract and in-house manufacturing compared

People often use these terms loosely. The difference comes down to who buys the materials. That choice shapes cost, control and risk.

Toll manufacturing suits firms that care about their inputs. A Singapore health supplements brand may source a special herb extract itself. It then sends the extract to a toller for encapsulation. The brand keeps control of the key ingredient without buying a capsule line.

Benefits and risks of toll manufacturing

Every outsourcing choice trades control for flexibility. Toll manufacturing keeps more control than most options. It still carries risks you must manage.

Benefits	Risks
No need to buy specialist equipment	Material losses at a site you do not run
You keep control of key ingredients	Formula or process know-how could leak
Capacity grows with demand	Your batches may wait behind larger clients
Faster product trials	Quality issues are found later
Lower fixed costs in a high-rent market	More stock to track across locations

Most risks are about visibility. You cannot see the line every day. Good batch reports, stock statements and site visits close that gap.

When toll manufacturing makes sense

Toll manufacturing is a tool, not a default. It works well in some cases and badly in others. Start by naming the production problem you want to solve.

• You need a process you do not own, such as spray drying or blending.
• Demand is seasonal and your line cannot cover the peak.
• You want to test a new product before investing in equipment.
• Your formula or raw material is sensitive and you want to keep buying it yourself.
• Land and labour costs make a new line hard to justify in Singapore.

It fits less well when specs change often. Each change needs new trials and approvals at the partner. It is also risky when your volumes are too small for the toller to prioritise you.

Take a Woodlands specialty food firm. It makes sauces in-house but needs powdered seasoning for a new line. A local toller with a spray dryer processes its blend for a fee. The firm avoids a large equipment purchase while it tests the market.

Worked S$ example including yield loss

Here is an illustrative case. A Tuas personal care brand sends 1,000 kg of its lotion base to a toller. The toller fills it into 200 ml bottles. The brand supplies the base and the bottles.

Now check the material balance. At 97 % yield, 970 kg of base should be in good product. Each bottle holds about 200 grams, so that fills 4,850 bottles. The return matches the agreed yield, and the 30 kg loss is a normal cost.

Suppose only 4,600 bottles came back. The shortfall of 250 bottles is about 50 kg of base worth S$300. The contract should say who pays for losses beyond the agreed yield. Without that clause, the cost lands on you.

Unused bottles also matter. You sent 5,100 sets but only 4,850 were filled. The other 250 sets, worth S$75, are still your stock at the toller. Ask for them back or record them as stock held at the partner.

Key terms to agree before you start

A toll agreement is like a tenancy agreement for a flat. It sets out who owns what and who pays for damage. Clear terms prevent most disputes later.

• Material ownership. You own materials, work in progress and finished goods throughout.
• Yield and loss allowance. State the agreed yield and who pays for extra losses.
• Specifications. Attach the approved formula or BoM and the quality limits.
• Quality checks. Agree incoming, in-process and final inspections, with sample sizes.
• Batch records. Require lot numbers and batch reports for traceability.
• Insurance. Confirm who insures your materials while they sit at the plant.
• Confidentiality. Protect your formula and process know-how.
• Fees and invoicing. Fix the fee basis, GST treatment and payment terms.

Pay the fee on good output, not on input. That gives the toller a reason to protect yield. A fee per kilogram of input rewards throughput, not quality.

Singapore GST and accounting points

Toll arrangements raise a few local tax and accounting questions. Settle them before the first batch ships. Your finance team should own this section of the agreement.

GST in Singapore is 9 %. A GST-registered toller charges GST on its processing fee. If your business is GST-registered, you can usually claim that GST as input tax. You need a valid tax invoice from the toller to do so.

Imported materials need care. Import GST can be claimed only by the importer of record named on the import permit. If a forwarder re-bills you for import GST, that is not your input tax. Decide who imports the materials and plan the permits with Singapore Customs.

On the accounting side, materials at the toller stay on your balance sheet. They are your inventory held at a third party. Under SFRS(I) 1-2, finished goods cost includes materials, the toll fee as a conversion cost, and related freight. Abnormal losses beyond the agreed yield should be expensed, not added to good units.

Keep stock held at partners in its own location in your records. That way, a stock count at your warehouse does not miss it. Ask the toller for a monthly stock statement and reconcile it.

The order-to-receipt workflow

A clear workflow keeps materials and money in sync. Each step should leave a record. Here is a typical sequence.

1. Plan demand and decide the batch size.
2. Issue a subcontract order to the toller with the BoM and fee.
3. Transfer materials to the toller's location in your stock records.
4. Receive batch reports and quality results from the toller.
5. Inspect finished goods on arrival.
6. Receive good output into stock and record rejects.
7. Match the toller's invoice to the order and the receipt.
8. Reconcile leftover materials at the toller.

Step eight is the one most often skipped. Leftover materials add up over many batches. A Senoko chemicals blender found S$12,000 of its own stock at a toller after a year. A monthly reconciliation would have caught it early.

How to request comparable toll quotes

Toll quotes are hard to compare unless every partner prices the same job. Send each one an identical request pack. Include the items below.

• The product spec, formula or BoM, under a confidentiality agreement.
• Batch size, yearly volume and the delivery schedule.
• The materials you will supply and those the toller must supply.
• Required inspections, certificates and batch records.
• The fee basis you want, such as per good unit.

Ask every partner to state its yield, lead time and minimum batch. Then compare cost per good unit, not the fee alone. A low fee with poor yield often costs more.

Run a trial batch before you sign a long contract. It is like a test drive before you buy a car. The trial shows real yield, timing and quality.

Toll partner checklist with red flags

Use this checklist when you assess a toll manufacturer. Each row lists a good answer and a red flag. Visit the plant before you sign.

KPIs to measure your toll partner

Measure the partner like your own line. Use the same KPIs every month. Share them with the toller in a regular review.

KPI	Formula	What it shows
Yield	Good output ÷ material sent	How well materials become product
On-time delivery	Batches on or before the due date ÷ all batches	Reliability of the capacity window
Reject rate	Rejected units ÷ units received	Quality at the partner
Cost per good unit	(Materials + fee + freight) ÷ good units	True cost of outsourcing
Stock accuracy	Counted stock at toller ÷ stock in your records	Control over your materials

Compare cost per good unit with your in-house cost. Our guide on production cost variance explains how to break that cost down. Read quality control in manufacturing for more on inspection stages.

How HashMicro supports subcontracted production

HashMicro's manufacturing software can handle a subcontracted step once the BoM allows subcontracting. The manufacturing order sends material to the vendor through a subcontract RFQ. It then receives the goods back. The vendor's fee is added to the order cost.

Planning tools help you size each batch. The Master Production Schedule sets what to make and when. MRP nets material needs against stock and open orders. Its results can become purchase requests for missing materials.

Quality Control lets you set quality points on operations or receipts. A failed check moves the quantity to quarantine. Scrap is recorded with reason types, and recoverable rejects can go to a rework order. Reports such as the Material Scrap Report show trends over time.

Want to test it with your own partner? Book a demo and bring one real BoM and a toller's fee quote. Ask the team to run a subcontracted order from material transfer to final receipt.

Frequently asked questions

What is the difference between toll and contract manufacturing?

In toll manufacturing, you supply the materials and pay a processing fee. In contract manufacturing, the manufacturer buys the materials and sells you finished goods. Toll gives you more control over inputs.

Who owns the goods during toll manufacturing?

You do, from raw materials to finished goods. The toller only provides a processing service. Your agreement should state this clearly.

Is GST charged on toll manufacturing fees in Singapore?

Yes, if the toller is GST-registered, it charges GST at 9 % on the fee. A GST-registered brand owner can usually claim it as input tax. A valid tax invoice is needed for the claim.

How do we control material losses at a toller?

Agree a written yield and loss allowance. Reconcile materials sent, goods returned and leftovers after each batch. Make the toller pay for losses beyond the allowance.

How do we record our stock held at a toller?

Keep it as your inventory in a separate location for that partner. Move materials into that location when they ship. Reconcile it against the toller's stock statement every month.

Is toll manufacturing good for small brands?

It can be, because it avoids buying equipment. Check minimum batch sizes first. Some tollers set minimums that are too high for new products.

For more on production planning, see our guides to material requirements planning and bill of materials management. Both help you plan materials before you send them out.

Sources

• IRAS, Conditions for claiming input tax
• IRAS, Current GST rates
• ACRA, Guide to accounting standards
• Singapore Customs, Importing goods overview