Authorization Letter Generator

Create an authorization letter giving another person permission to act on your behalf — collect documents, access accounts or make decisions.

Create Authorization Letter How it works

Free to start · PDF & Word download · No credit card required

Create a professional authorization letter online

The Invoxaco Authorization Letter Generator lets you produce a clean, professional authorization letter in minutes — no design skills or expensive software needed. Fill in a simple guided form, preview the result instantly, and download a print-ready PDF or an editable Microsoft Word file. Your company logo, brand colour and signature are applied automatically to every document you create.

Built to a professional international standard suitable for businesses in the United States, United Kingdom, Canada, Australia, Ireland and across Europe, the Authorization Letter Generator helps freelancers, small businesses and enterprises create accurate, consistent documents that look great and read professionally.

How to create a authorization letter in 3 steps

Step 1

Open the generator

Click “Create Authorization Letter” to open the online form — free, with no software to install.

Step 2

Fill in your details

Complete the guided fields. Your logo, branding and signature are added automatically.

Step 3

Preview & download

Preview instantly, then download as PDF or Word — or email it to your client directly.

Why use the Invoxaco Authorization Letter Generator?

Fast & easy

Create a polished authorization letter in minutes with a simple guided form.

PDF & Word export

Download a print-ready PDF or an editable Microsoft Word document.

Your branding

Add your logo, brand colour, signature and stamp for a professional finish.

International standard

Neutral, professional wording suited to the US, UK, EU, Canada & Australia.

Secure & private

Your data stays private and your documents are yours to keep.

Reuse anytime

Save your documents and duplicate or edit them whenever you need.

Frequently asked questions

An authorization letter lets you give someone permission to act on your behalf for a specific task, such as collecting a parcel or document, accessing an account, or handling a transaction when you cannot be there in person. It names both people, states exactly what is allowed, and is signed by you.

An authorization letter grants narrow, usually short-term permission for a specific task and is simpler and informal. A power of attorney is a formal legal document granting broader authority, often over financial or legal matters, and typically needs witnessing or notarisation. Use a letter for simple one-off tasks.

Yes. Every document you create on Invoxaco can be exported as a polished, print-ready PDF, and Pro and Premium plans can also download a fully editable Microsoft Word (DOCX) file.

The template uses clear, internationally accepted business language and a neutral structure that works across the United States, United Kingdom, European Union and most other jurisdictions. For high-value or regulated matters, have a local professional review the final document.

Yes. Add your logo, brand colour, authorised signature and company stamp once in your settings and they are applied automatically to this and every other document you generate.

Ready to create your authorization letter?

Start now — it’s free, and your first document takes just a couple of minutes.

Create Authorization Letter now