चतुर्मासिकं प्रातिवेधनिकं कारयेत् ॥ कZ_०२.१९.४० ॥
caturmāsikaṃ prātivedhanikaṃ kārayet
Ipagagawa niya ang beripikasyon/pagmamarka (prātivedhanika) tuwing apat na buwan.
It operationalizes continuous compliance: frequent enough to deter tampering and drift, but periodic to keep administrative burden manageable.