7 Pa. Code § 115.91 – Labeling.

(a) Each lot shall show the hybrid number, the name of the seedsman and the words ‘‘For Certification’’ printed in letters not smaller than 3/8 inch on a tag attached to the drying bin.
(b) After the hybrid corn has been shelled, each bin, lot or bag shall carry a tag carrying the information indicated in subsection (a). Tags shall remain on each bin, lot or bag until the corn is graded and ready for distribution.
(c) Shelled or graded seed may be marked by a lot number or code if the identity of each lot is established to the satisfaction of the inspector before the certification tags are attached; the same lot number or code shall be printed on the certification tags.

(a) Each lot shall show the hybrid number, the name of the seedsman and the words ‘‘For Certification’’ printed in letters not smaller than 3/8 inch on a tag attached to the drying bin.
(b) After the hybrid corn has been shelled, each bin, lot or bag shall carry a tag carrying the information indicated in subsection (a). Tags shall remain on each bin, lot or bag until the corn is graded and ready for distribution.
(c) Shelled or graded seed may be marked by a lot number or code if the identity of each lot is established to the satisfaction of the inspector before the certification tags are attached; the same lot number or code shall be printed on the certification tags.