N.Y.C. Admin. Code § 20-583: § 20-583 Certificate of inspection.

Each inspector shall furnish a certificate to the owner of the weights or measures inspected, and shall keep a record of each certificate given on a corresponding stub. The certificates and corresponding stubs shall be numbered consecutively. The books containing the stubs, after the corresponding certificates have been given out, shall be a public record. The commissioner, when required, shall certify extracts from such records.