Not later than 15 days after learning that an electronic communication service provider that generates call detail records in the ordinary course of business has changed the policy of the provider on the retention of such call detail records to result in a retention period of less than 18 months, the Director of National Intelligence shall notify, in writing, the congressional intelligence committees of such change.

Not later than 30 days after December 18, 2015, the Director shall submit to the congressional intelligence committees a report identifying each electronic communication service provider that has, as of the date of the report, a policy to retain call detail records for a period of 18 months or less.

The term “call detail record” has the meaning given that term in section 1861(k) 1

The term “electronic communication service provider” has the meaning given that term in section 1881(b)(4) of this title.