An acknowledgment is one of the most common types of notarial acts, but it often confuses Notaries. Here are 5 steps to performing an acknowledgment.A Washington notary acknowledgment form is used to officially authenticate a signature on a legal document. A Washington notary acknowledgment form lets a notary public confirm the legitimacy of the signing party's signature and prevents forgery on legal documents. Complete the county name where the acknowledgment takes place in the blank provided. If the homeowner is doing their own work, write "Homeowner" in the contractor section and sign the application under authorized signature. Edit, sign, and share Washington Notary Acknowledgement Form online. No need to install software, just go to DocHub, and sign up instantly and for free.