Questions & Answers for Physical Therapists and Physical Therapy Assistants. Introduction. Effective September 1, 2009, to renew your registration as a physical therapist or physical therapist assistant, New York State Education Law requires completion of 36 contact hours of approved continuing education in each three-year renewal period.
CO (both letters capitalized) is the standard abbreviation for  Colorado. Colorado is a state in the United States. The abbreviation of  Colorado is CO.Colorado is part of â¦ Western and Southwestern United  States.E The standard two letter abbreviation for the state of Maine is ME.
2-Letter State Abbreviation Codes AL Alabama MT Montana AK Alaska NE Nebraska AZ Arizona NV Nevada AR Arkansas NH New Hampshire CA California NJ New Jersey CO Colorado NM New Mexico CT Connecticut NY New York DC District Columbia NC North Carolina DE Delaware ND North Dakota FL Florida OH Ohio