Oregon Electronic Filing Declaration is a way for Oregon taxpayers to file their taxes electronically. It is a secure, simple, and fast way to file taxes, allowing taxpayers to file their taxes online, in just a few minutes. The Oregon Electronic Filing Declaration is available for both individuals and businesses. There are two types of Oregon Electronic Filing Declaration: one for individuals, and one for businesses. The individual filing declaration allows taxpayers to file their state and federal taxes, and to receive their refund electronically. The business filing declaration allows businesses to file their state and federal taxes, and to receive their refund electronically. Both types of filing declarations provide taxpayers with a secure and efficient way to file their taxes.