N.Y. Educ. Law § 6556

§ 6556. Special provisions. 1. Any chiropractor who holds a license\nstating that the holder is not authorized to use X-ray in his practice\nshall on each registration, continue to obtain a license so marked. Any\nchiropractor holding such a license may obtain a license permitting the\nuse of X-ray provided he first passes an examination in the use and\neffect of X-ray satisfactory to the board and the department.\n 2. An applicant who graduated from a school of chiropractic prior to\nJanuary first, nineteen hundred sixty-eight need not meet the two-year\npreprofessional college study requirement provided for in subdivision\ntwo of section sixty-five hundred fifty-four.\n