127.409 Records.§ 127.409 Records.
(a) The operator shall keep on file the following information:
(1) A description of the components tested under § 127.407.
(2) The date and results of the test under § 127.407.
(3) A description of any corrective action taken after the test.
(b) The information required by this section must be retained for 24 months.