* § 220.03 Criminal  possession of a controlled substance in the seventh degree. A person is guilty of criminal possession of a controlled substance in  the  seventh  degree  when  he  knowingly  and  unlawfully  possesses  a  controlled substance. Criminal possession of a controlled substance in the seventh degree is  a class A misdemeanor. * NB Effective until October 28, 2010  * § 220.03 Criminal  possession of a controlled substance in the seventh degree. A person is guilty of criminal possession of a controlled substance in  the seventh degree when he or she knowingly and unlawfully  possesses  a  controlled  substance;  provided,  however,  that  it  shall  not  be  a  violation of this section when a person possesses a residual amount of a  controlled substance and that residual amount is in or on  a  hypodermic  syringe  or hypodermic needle obtained and possessed pursuant to section  thirty-three hundred eighty-one of the public health law. Criminal possession of a controlled substance in the seventh degree is  a class A misdemeanor. * NB Effective October 28, 2010