Decision regarding SSC request

Decision regarding SSC request. (1) The department shall review an SSC request and make a determination on whether the SSC is approvable. (2) The department may initiate rulemaking under subch. II of ch. 227 , Stats., if, after reviewing the submittal, it determines that the proposed SSC is approvable under s. 281.15 , Stats. The department shall notify the requestor of its determination. Promulgation of an SSC is a revision to a water quality standard and it requires U.S. EPA approval under 40 CFR 131.20 and 131.21 . (3) If the department determines that a proposed SSC is not approvable under s. 281.15 , Stats., s. NR 102.06 (7) , and this chapter, then it shall notify the SSC requestor in writing and provide an explanation of the reason for the denial. If a request for an SSC is denied, the requestor may choose to submit additional data or analysis or submit a petition for rulemaking to the department pursuant to the procedures specified in ss. NR 2.03 and 2.05 and s. 227.12 , Stats. (4) Any promulgated SSC may later be revised through rulemaking.