Create professional invoices tailored for engineering consulting businesses in Singapore. Our free invoice generator combines engineering consulting-specific formatting with Singapore's GST compliance and SGD support.
An example of what your invoice could look like (sample figures).
Singapore Engineering Consulting
UEN 3625Z
TAX INVOICE
#INV-6625
Bill to
Sample Client — Singapore
| Description | Qty | Unit | Amount |
|---|---|---|---|
| Structural certification | 1 | $4,583.33 | $4,583.33 |
| Civil stormwater design | 4 | $3,208.33 | $12,833.32 |
| Building compliance inspection | 3 | $3,666.67 | $11,000.01 |
Typical engineering consulting services billed in Singapore:
Singapore requires these fields on a valid invoice:
GST: 9%
Currency: SGD ($)
Business registration: UEN
A engineering consulting invoice in Singapore must include: your UEN, business details, client information, unique invoice number, date, itemized engineering consulting services, GST at 9% (if registered), amounts in SGD, and payment terms.
In Singapore, engineering consulting services are typically subject to GST at 9%. Registration thresholds vary. Once registered, you must charge GST and show it separately on all invoices.
Standard payment terms for engineering consulting businesses in Singapore are Net 14 days. The average invoice value in this industry is approximately $5500. Always clearly state your payment terms on every invoice.
Browse the Engineering Consulting invoice template hub or try our free invoice generator.