The following terms, when used in this article or
in Articles 205, 207 or 209 of this Administrative Code shall, unless
the context clearly indicates otherwise, or unless specifically redefined
for purposes of a specific chapter, article or section, have the following
meanings:
ACTUAL VALUE
The same as "market value" or "fair market value."
ADMINISTRATIVE CODE
The administrative code mandated under the Allegheny County
Home Rule Charter, Article IV, § 1.4-406, adopted by County
Council as Ordinance No. 8, effective June 20, 2000, and all subsequent
amendments thereof, which provides a plan of organization, departmental
structure and operation of County Government.
APPEALS BOARD
The Allegheny County Board of Property Assessment Appeals
and Review created pursuant to § 5-207.01 of the Administrative
Code.
APPLICABLE LAWS
The same as the definition of "laws" set forth in § 5-101.03
of the Administrative Code.
ARITHMETIC MEAN
A measure of central tendency; the result of adding all the
values of a variable and dividing by the number of values.
ASSESSED VALUE
The value of an object of taxation arrived at by applying
the established predetermined ratio to the valuation.
ASSESSMENT ROLL
A list compiled by the Office of Property Assessments in
paper or electronic form setting forth all taxable and exempt properties
in the County for a tax year.
BASE YEAR
The year upon which real property market values are based
for the most recent Countywide revision of assessment of real property,
or other prior year upon which the market value of all real property
of the County is based. Real property market values shall be equalized
within the County, and any changes by the Appeals Board shall be expressed
in terms of such base year values.
BUSINESS DAY
The same as the definition set forth in § 5-101.03
of the Administrative Code.
CAMA
Computer assisted mass appraisal.
CATASTROPHIC LOSS
The same as the definition set forth in § 5-207.09
of the Administrative Code.
CENTRAL TENDENCY
The tendency of most kinds of data to cluster around some
typical or central value such as the mean or median.
CERTIFICATION
The official declaration of the Chief Assessment Officer
of the valuation of all parcels of real property on the assessment
rolls of Allegheny County for the use of all taxing bodies within
the County for the purpose of levying property taxes.
CHIEF ASSESSMENT OFFICER
The individual within the Office of Property Assessments
who is vested with the responsibilities set forth in § 5-209.05
of the Administrative Code. In the event that the position of Chief
Assessment Officer is vacant, the Manager of the Office of Property
Assessments shall fulfill the responsibilities until a replacement
is confirmed.
COD
Coefficient of dispersion.
COEFFICIENT OF DISPERSION
The average deviation of a group of numbers from the median
expressed as a percentage of the median. In ratio studies, the term
"coefficient of dispersion" shall mean the average percentage deviation
from the median ratio.
COMMON LEVEL RATIO
The ratio of assessed value to current market value used
generally in the County as last determined by the State Tax Equalization
Board pursuant to the act of June 27, 1947 (P.L. 1046, No. 447), referred
to as the State Tax Equalization Board Law, 72 P.S. § 4656.1
et seq.
COST APPROACH
One of the three recognized methods of valuation under the
laws of the Commonwealth of Pennsylvania for determining the actual
value of property by calculating the cost to reproduce or replace
the improvements made to land less depreciation and all forms of obsolescence.
COUNTYWIDE REVALUATION OR REASSESSMENT
The setting of the actual value of every object of taxation
within the County by the Office of Property Assessments by using the
cost approach, the income approach or the sales approach, using a
computer-assisted mass appraisal system (CAMA), and implemented in
accordance with the standards set forth in the Article 210 of the
Administrative Code.
[Amended 1-17-2006 by Ord. No. 02-06]
ESTABLISHED PREDETERMINED RATIO
The ratio of assessed value to market value established in
§ 5-210.03 of this Administrative Code and uniformly applied
in determining the assessed value in any year.
IAAO
The International Association of Assessing Officers.
INCOME APPROACH
One of the three recognized methods of valuation provided
under the laws of the Commonwealth of Pennsylvania for determining
the actual value of property based upon the present value of the projected
income produced by the property.
MARKET VALUE
The price which a purchaser, willing but not obligated to
pay, would pay an owner, willing but not obligated to sell, taking
into consideration all uses to which the property is adapted and might
in reason be applied.
MEAN
The same as "authentic mean."
MEDIAN
A measure of central tendency. The value of the middle item
in an uneven number of items arranged or arrayed according to size;
the authentic average of the central items in an even number of items
similarly arranged.
METHOD OF VALUATION
A manner for arriving at the actual value of property required
by the laws of the Commonwealth of Pennsylvania.
OBJECTS OF TAXATION
All subjects to be valued and assessed and subject to taxation
for all county, city, borough, town, township, home rule municipality
or school district purposes included within the definition of "real
estate" set forth in Section 5020-201(a) of the General County Assessment
Law, 72 P.S. § 5020-201(a) (2000) or any successor legislation.
"Object of taxation" shall also mean the same as "property."
PRD
Price-related differential.
PRICE-RELATED DIFFERENTIAL
The mean divided by the weighted mean. In ratio studies,
price-related differentials above 1.03 tend to indicate assessment
regressivity and price-related differentials below 0.98 tend to indicate
assessment progressivity.
PROPERTY
Real estate or real property. "Property" shall also mean
the same as the "objects of taxation."
SALES APPROACH
One of the three recognized methods of valuation provided
under the laws of the Commonwealth of Pennsylvania for determining
the actual value of property through comparisons with comparable,
recently sold properties.
SPOT REASSESSMENT
The reassessment of a property or properties that is not
conducted as part of a Countywide revaluation or reassessment and
which creates, sustains or increases disproportionality among properties'
assessed values.
TAXING BODY
Any unit of local government or any school district within
Allegheny County possessing the legal power to levy taxes on property.
VALUATION
The determination of the fair market value of property for
the purpose of levying property taxes by all taxing bodies in Allegheny
County.
VARIABLE
An item of observation that can assume various values, such
as square feet, sales price or sales ratios.