143.43—RLF eligibility criteria.
(a) Automation criteria.
To be eligible for RLF, a licensed customs broker or importer of record must be:
(3)
Operational on the ACH (or any other CBP-approved method of electronic payment), for purposes of directing the electronic payment of duties, taxes and fees (see 19 CFR 24.25 ), 30 days before transmitting a RLF entry.
(b) Broker must have national permit.
To be eligible for RLF, a licensed customs broker must hold a valid national permit (see 19 CFR 111.19(f) ).