Free reference
Invoice & bill formats
Getting a bill right is mostly about knowing what has to be on it. Each guide below gives you the required fields, a worked example with real numbers, and the mistakes that trip people up most — no signup, no download.
Any GST-registered business
GST Invoice Format: What Every GST Bill Must Include
The mandatory fields a GST invoice needs in India, explained simply, with a worked example.
Electricians & electrical contractors
Bill Format for Electricians
What to put on a bill for wiring, repairs, and installations — with a worked example and the mistakes that come up most.
Plumbers & plumbing contractors
Bill Format for Plumbers
What a plumbing bill needs — repairs, installations, and call-outs — with a worked example.
AC & appliance service providers
Bill Format for AC & Appliance Service
What to put on a bill for AC service, repair, and installation — with a worked example.
Freelancers, consultants & designers
Invoice Format for Freelancers & Consultants
What a freelance or consulting invoice needs to look professional and get paid on time — with a worked example.
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