Upon completion of the ballot by indicating the voter's choice of candidates for the offices named or the voter's choice regarding a public question, or both, the ballot shall be placed in the inner envelope and sealed. Upon completion and signing in the voter's handwriting the certificate attached to the inner envelope, the inner envelope shall be placed in the outer envelope, which when sealed shall be mailed postage prepaid to the county board of elections whose address is printed thereon.
After the ballot is received and completed by the voter by indicating that person's choice of candidates for the offices named or that person's choice regarding a public question, or both, the ballot shall be placed in a secure envelope. Upon completion and signing in the voter's handwriting of the certificate sent to the voter pursuant to section 8 of P.L. 1976, c.23 (C.19:59-8), it shall be placed in the same envelope as the voted ballot. The envelope shall then be sealed securely and sent immediately by air mail to the appropriate county board of elections in this State.
N.J.S. § 19:59-10