Klarna Docs
Guide
Security recommendations
If you see anything suspicious, the checkout looks weird, or you detect anomalies in your transaction processing, reach out to us immediately. Let’s fight fraud together.
Guide
Regulated financing promotion rules 101
If you advertise retail credit options which are regulated by the FCA, we recommend that you seek independent legal advice when undertaking any advertising. Using a non-compliant advert can result in enforcement action including fines and the withdrawal of your authorised status from the FCA. Klarna does not accept any liability  to Klarna merchants or other third parties for the information contained in this guide. Please keep up to date on the latest updates and changes to the regulations from  the relevant authorities, as the information provided in this guide may change.
Guide
Terms and conditions for Billie
This article outlines the terms and conditions for use of Billie with your Klarna integration.
Guide
Sign in with Klarna terms of service
Sign in with Klarna terms and conditions
Guide
Regulated financing promotion rules 101
Financial services are highly regulated. This means that Klarna and our merchants who advertise with us need to follow the laws and regulations that govern advertising financial products. 
Guide
BNPL promotion rules 101
Financial services are highly regulated. This means that Klarna and our merchants who advertise with us need to follow the laws and regulations that govern advertising financial products. 
Guide
Influencer promotion rules
If you use social media influencers, bloggers, or other third parties to advertise Klarna and your business, there is more you need to know!
Guide
Influencer promotion rules
If you use social media influencers, bloggers, or other third parties to advertise Klarna and your business, there is more you need to know!
Guide
BNPL promotion rules 101
Financial services are highly regulated. This means that Klarna and our merchants who advertise with us need to follow the laws and regulations that govern advertising financial products. 
Guide
BNPL promotion rules 101
The Design and Distribution Obligations (DDO) are laws overseen by the Australian Securities and Investments Commission (ASIC), which came into effect on 5th October 2021. These laws aim to help consumers obtain appropriate financial products.
Guide
Ad policies for Klarna advertisers
Legal, ethical, and creative policies.
Documents
Klarna resources
Get up and running with Klarna resources. ,Explore our resources to get detailed insights and guidance. Learn more about testing Klarna solutions to ensure a smoooth integration process and to familiarize yourself with our policies to stay compliant.