Alec, please see 22 U.S. Code § 212b – Unique passport identifiers for covered sex offenders (https://www.law.cornell.edu/uscode/text/22/212b) and Section 21503(f) of title 34.
Under 22 U.S. Code § 212b, the definition of “covered sex offender” is:
(c)D In this section—
(1)the term “covered sex offender” means an individual who—
(A)is a sex offender, as defined in section 21503(f) of title 34; and
(B)is currently required to register under the sex offender registration program of any jurisdiction;
Notice the “and” between lines (A) and (B). However, Angel Watch has not given a specific answer to if they will still send notices out for “covered sex offenders”. They say by law, they “may”.
Under Section 21503(f) of title 34 states: (https://www.law.cornell.edu/uscode/text/34/21503)
(f) Definition In this section, the term “sex offender” means—
(1) a covered sex offender; or
(2) an individual required to register under the sex offender registration program of any jurisdiction or included in the National Sex Offender Registry, on the basis of an offense against a minor.