(1) Timing. The generator is responsible for ensuring that there is sufficient time to meet funding, contractual, and other project deadlines.

(a) The lead agency may require an update to an approved engineering document to address changes in conditions, regulatory requirements, or engineering technology when three or more years have elapsed between agency approval of the documents and the construction of the reclaimed water facility.

(b) The lead agency must receive the required submittals by the deadline established in the permit or compliance schedule.

(2) Reclaimed water project and permit application signature requirements. All reclaimed water project or permit applications, application renewals, and transfers must be signed as follows:

(a) Municipal, state, or other public agency or facility: By either the principal executive officer or ranking elected official.

(b) Corporations: By a responsible corporate officer.

(c) Partnership: By a general partner.

(d) Sole proprietorship: By the proprietor.

(e) Private utility: By a responsible officer.

(3) Signature requirements on other required submittals. All other required submittals must be signed either by the person in subsection (2) of this section or by their duly authorized representative.

(a) A person, for the purposes of this subsection, is a duly authorized representative only if the person described in subsection (2) of this section submits written authorization to the lead agency and specifies an individual or a position with responsibility for the overall operation of the regulated facility or activity.

(b) If an authorization under (a) of this subsection is no longer accurate, the person in subsection (2) of this section must submit a new authorization before or with the signed submittal.

(c) Any person signing a document under this chapter must make the following certification, unless a different certification is applicable under another related section of this chapter:

"I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a facility designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the facility, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for violations."

(d) Engineering submittals must be prepared, stamped, signed, and dated by a professional engineer who is licensed in Washington state, as directed in chapter 18.43 RCW.

(e) Geology and hydrogeology submittals must be prepared, stamped/sealed, signed, and dated by a geologist or hydrogeologist licensed in Washington state, as directed in chapter 18.220 RCW.