What to include on a security invoice
- Your company name, address and company number; your VAT number if you're registered
- The client, an invoice number and date, and the payment terms
- Each site or service, the hours or shifts and the rate
- VAT at 20% shown separately if you're VAT registered, and the total due
Faster: invoice from approved timesheets
Typing hours from timesheets is where mistakes creep in. Shiftaan Team builds the invoice from approved check-in hours and emails it to the client with the shifts behind it.
This tool gives an estimate based on UK rules as of October 2026. It isn't legal or tax advice.