Washington Administrative Code
Title 25 - Archaeology and Historic Preservation, Department of
Chapter 25-48 - Archaeological excavation and removal permit
Section 25-48-135 - Procedure for collecting radiometric data without a permit

(1) The sample or samples must consist of charcoal or shell; no human or mammal bone may be sampled without a permit;

(2) Within ten working days following the sampling, the professional archaeologist must notify the department of the radiocarbon sampling; and

(3) Within thirty days of receiving copies of the results worksheets or their equivalent from the radiocarbon laboratory, the professional archaeologist must submit to the department copies of the results worksheets or their equivalent together with a brief written report documenting sampling and results.