E-invoicing compliance and regulatory updates - United States
Last reviewed: July 10, 2026
Last reviewed: July 10, 2026
E-invoicing is not mandatory in the United States, which follows a post-audit invoicing model.
There is no legal obligation for businesses to issue or receive electronic invoices.
Since e-invoicing is not legally required, there are no mandatory compliance requirements for issuing or receiving e-invoices.
Some federal agencies may require B2G electronic invoicing through The Invoice Processing Platform.
Download our Global e-invoicing and Tax Compliance fact sheet here for more information.
E-invoicing is not mandatory in the United States, which follows a post-audit invoicing model.
There is no legal obligation for businesses to issue or receive electronic invoices.
Since e-invoicing is not legally required, there are no mandatory compliance requirements for issuing or receiving e-invoices.
Some federal agencies may require B2G electronic invoicing through The Invoice Processing Platform.
Download our Global e-invoicing and Tax Compliance fact sheet here for more information.
There is no centralized national e-invoicing platform in the United States.
Some federal agencies may require B2G electronic invoicing through The Invoice Processing Platform.
An industry-driver interoperability network (similar to Peppol) is growing, called DBNAlliance. While there is no e-invoicing mandate, several other regulations like SOX and HIPAA, may affect invoice processing.
There are no mandatory formats.
There is no centralized national e-invoicing platform in the United States.
Some federal agencies may require B2G electronic invoicing through The Invoice Processing Platform.
An industry-driver interoperability network (similar to Peppol) is growing, called DBNAlliance. While there is no e-invoicing mandate, several other regulations like SOX and HIPAA, may affect invoice processing.
There are no mandatory formats.
Digital invoice archiving is permitted. The default retention period is 7 years. It is recommended to ensure the readability, integrity, and authenticity of stored invoices.
Legal invoice
Download our Basware Vault fact sheet here to learn more about our flexible and scalable solution.
Digital invoice archiving is permitted. The default retention period is 7 years. It is recommended to ensure the readability, integrity, and authenticity of stored invoices.
Legal invoice
Download our Basware Vault fact sheet here to learn more about our flexible and scalable solution.
| Requirement | Status | Timeline |
| B2G |
Voluntary, unless specified by agency |
- |
| B2B | Voluntary | - |
Supplier requirement: E-invoicing is voluntary. Suppliers may use any format agreed upon with the buyer.
Buyer requirement: E-invoicing is voluntary. Buyers must accept invoices in the agreed-upon format.
Archiving requirement: Digital archiving is allowed, with a standard retention period of 7 years.
| Requirement | Status | Timeline |
| B2G |
Voluntary, unless specified by agency |
- |
| B2B | Voluntary | - |
Supplier requirement: E-invoicing is voluntary. Suppliers may use any format agreed upon with the buyer.
Buyer requirement: E-invoicing is voluntary. Buyers must accept invoices in the agreed-upon format.
Archiving requirement: Digital archiving is allowed, with a standard retention period of 7 years.
E-invoicing is not mandatory in the United States, which follows a post-audit invoicing model.
There is no legal obligation for businesses to issue or receive electronic invoices.
Since e-invoicing is not legally required, there are no mandatory compliance requirements for issuing or receiving e-invoices.
Some federal agencies may require B2G electronic invoicing through The Invoice Processing Platform.
Download our Global e-invoicing and Tax Compliance fact sheet here for more information.
There is no centralized national e-invoicing platform in the United States.
Some federal agencies may require B2G electronic invoicing through The Invoice Processing Platform.
An industry-driver interoperability network (similar to Peppol) is growing, called DBNAlliance. While there is no e-invoicing mandate, several other regulations like SOX and HIPAA, may affect invoice processing.
There are no mandatory formats.
Digital invoice archiving is permitted. The default retention period is 7 years. It is recommended to ensure the readability, integrity, and authenticity of stored invoices.
Legal invoice
Download our Basware Vault fact sheet here to learn more about our flexible and scalable solution.
| Requirement | Status | Timeline |
| B2G |
Voluntary, unless specified by agency |
- |
| B2B | Voluntary | - |
Supplier requirement: E-invoicing is voluntary. Suppliers may use any format agreed upon with the buyer.
Buyer requirement: E-invoicing is voluntary. Buyers must accept invoices in the agreed-upon format.
Archiving requirement: Digital archiving is allowed, with a standard retention period of 7 years.
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