CFR › Title 40 › Part 60 › §60.509540 CFR §60.5095Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkYour notification of achievement of increments of progress must include the three items specified in paragraphs (a) through (c) of this section.(a)Notification that the increment of progress has been achieved.(b)Any items required to be submitted with each increment of progress.(c)Signature of the owner or operator of the SSI unit.