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Islamic Contract – Difference Between Bay’ al-Salam and Bay’ al-Istisnā‘
Q1: What is the main difference between salam and istisnā‘?
Answer
Although both contracts involve:
1. Nature of Subject Matter
Salam
Salam involves:
fungible and standardised commodities.
Examples:
Istisnā‘
Istisnā‘ involves:
manufactured or constructed assets.
Examples:
Example
Salam
Purchase of:
Istisnā‘
Construction of:
2. Payment Method
Salam
The purchase price:
must be fully paid upfront at the contract session.
This is a mandatory condition.
Istisnā‘
Payment is flexible.
It may be:
Example
Salam
Buyer pays:
Istisnā‘
Customer pays:
3. Existence of Asset
Salam
Goods:
Istisnā‘
Asset:
Example
Salam
Future harvest of dates.
Istisnā‘
Manufacturing of aircraft.
4. Purpose of Contract
Salam
Mainly used to:
Istisnā‘
Mainly used for:
Example
Salam
Advance financing for rice farmer.
Istisnā‘
Financing construction of highway.
5. Possibility of Contract Cancellation
Salam
Generally:
Istisnā‘
Some jurists allow:
6. Type of Goods
Salam
Requires:
fungible goods.
Meaning:
Istisnā‘
Can involve:
unique customised manufactured assets.
Example
Salam
Crude palm oil.
Istisnā‘
Custom-designed luxury yacht.
Case Study 1: Salam Contract
A farmer requires financing before harvest.
Contract Details
✅ Salam.
Case Study 2: Istisnā‘ Contract
A company orders customised factory equipment.
Contract Details
✅ Istisnā‘.
Simplified Comparison Between Salam and Istisnā‘
Salam
Subject Matter
Fungible commodities.
Payment
Full upfront payment compulsory.
Nature
Forward commodity sale.
Examples
Rice, wheat, sugar.
Main Purpose
Agricultural and commodity financing.
Istisnā‘
Subject Matter
Manufactured or constructed assets.
Payment
Flexible payment arrangements.
Nature
Manufacturing/construction contract.
Examples
Buildings, aircraft, machinery.
Main Purpose
Construction and project financing.
Easy Way to Remember
Salam
➡️ “Pay now, receive standard commodity later.”
Istisnā‘
➡️ “Manufacture or construct customised asset for future delivery.”
Q1: What is the main difference between salam and istisnā‘?
Answer
Although both contracts involve:
- future delivery of goods,
- nature of asset;
- payment method;
- purpose of contract;
- type of goods involved.
1. Nature of Subject Matter
Salam
Salam involves:
fungible and standardised commodities.
Examples:
- rice;
- wheat;
- sugar;
- palm oil.
- are usually generic;
- measurable by weight or quantity.
Istisnā‘
Istisnā‘ involves:
manufactured or constructed assets.
Examples:
- houses;
- aircraft;
- ships;
- machinery.
- are produced or constructed according to specifications.
Example
Salam
Purchase of:
- 10 tonnes of wheat for future delivery.
Istisnā‘
Construction of:
- customised factory machinery.
2. Payment Method
Salam
The purchase price:
must be fully paid upfront at the contract session.
This is a mandatory condition.
Istisnā‘
Payment is flexible.
It may be:
- upfront;
- progressive;
- deferred;
- upon completion.
Example
Salam
Buyer pays:
- RM50,000 immediately
for future rice delivery.
Istisnā‘
Customer pays:
- progressively during house construction.
3. Existence of Asset
Salam
Goods:
- usually exist naturally in future,
such as: - future crops or commodities.
Istisnā‘
Asset:
- must be manufactured or constructed.
Example
Salam
Future harvest of dates.
Istisnā‘
Manufacturing of aircraft.
4. Purpose of Contract
Salam
Mainly used to:
- finance farmers;
- support commodity producers;
- provide working capital.
Istisnā‘
Mainly used for:
- construction financing;
- manufacturing projects;
- infrastructure development.
Example
Salam
Advance financing for rice farmer.
Istisnā‘
Financing construction of highway.
5. Possibility of Contract Cancellation
Salam
Generally:
- cannot be unilaterally cancelled after conclusion because price fully prepaid.
Istisnā‘
Some jurists allow:
- greater flexibility before manufacturing starts.
6. Type of Goods
Salam
Requires:
fungible goods.
Meaning:
- interchangeable;
- standardised.
Istisnā‘
Can involve:
unique customised manufactured assets.
Example
Salam
Crude palm oil.
Istisnā‘
Custom-designed luxury yacht.
Case Study 1: Salam Contract
A farmer requires financing before harvest.
Contract Details
- Commodity: 15,000 kg rice
- Salam price: RM90,000
- Payment: fully prepaid
- Delivery: after 8 months
- Commodity-based contract.
- Full advance payment required.
✅ Salam.
Case Study 2: Istisnā‘ Contract
A company orders customised factory equipment.
Contract Details
- Equipment value: RM5,000,000
- Manufacturing period: 18 months
- Payment:
- 30% upfront;
- 40% during production;
- 30% upon delivery.
- Asset manufactured according to specifications.
- Flexible payment allowed.
✅ Istisnā‘.
Simplified Comparison Between Salam and Istisnā‘
Salam
Subject Matter
Fungible commodities.
Payment
Full upfront payment compulsory.
Nature
Forward commodity sale.
Examples
Rice, wheat, sugar.
Main Purpose
Agricultural and commodity financing.
Istisnā‘
Subject Matter
Manufactured or constructed assets.
Payment
Flexible payment arrangements.
Nature
Manufacturing/construction contract.
Examples
Buildings, aircraft, machinery.
Main Purpose
Construction and project financing.
Easy Way to Remember
Salam
➡️ “Pay now, receive standard commodity later.”
Istisnā‘
➡️ “Manufacture or construct customised asset for future delivery.”
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