Mattson v. Department of Labor and Industries of Wash.

Since 1911 the State of Washington has had a workmen’s compensation act applicable to extrahazardous employments. Until March 15, 1927, the statute contained a section providing;

“ If aggravation, diminution, or termination of disability takes place or be discovered after the rate of compensation shall have been established or compensation terminated in any case the department may, upon the application of the beneficiary or upon its own motion, readjust for further application the rate of compensation in accordance with the rules in this section provided for the same, or in a proper case…