ยง 160. Department  of  assessment  and  taxation; powers and duties of
  assessors.   The assessors shall  be  the  head  of  the  department  of
  assessment and taxation. They shall appoint, to hold office during their
  pleasure,  such  deputies,  clerks,  assistants  and subordinates as the
  board of estimate and apportionment shall prescribe. The  assessors  and
  their deputies shall possess all the powers conferred, be subject to all
  the  obligations  imposed and perform all the duties appertaining to the
  office of assessors in the towns  of  the  state  in  reference  to  the
  assessment  of property within the city, except as otherwise provided by
  law. They shall perform all the duties now provided by law in  reference
  to  the  assessment  of  property  for  the purpose of levying taxes and
  assessments for local improvements, imposed according to law.  It  shall
  also  be their duty to install scientific systems of assessment with tax
  maps, unit rules and such other systems and records as may be  necessary
  and  to gather and file useful and available information that appertains
  to the value of property subject to their assessment.
Structure New York Laws
Article 10 - Department of Assessment and Taxation
160 - Department of Assessment and Taxation; Powers and Duties of Assessors.
161 - Description of Premises.
162 - Rebates and Deficiencies.
163 - Assessment Not Invalidated by Irregularities.
164 - Right to Review Assessment or Tax for Local Improvement Limited.