Billdu

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Spanish anti-fraud law

Use Billdu on more devices (mobile phone, tablet, computer) or on a new mobile device

Supported devices

Invoice suddenly disappeared, vanished or you can't see them

Disappeared and last year invoices

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Add a negative tax (CIS)

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How to undelete your deleted invoices and other documents

Recover deleted documents

Change client's address, email and other details on your invoice

Change Client details on a document

How to change business details (bank account, address) on invoices

Change Business details on a document

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