The Valuation of Partial Acquisitions

421 – The Valuation of Partial Acquisitions: Addresses special challenges involved in the valuation of partial acquisitions, both fee and easement. The participant will learn various accepted appraisal methods in order to best determine the approach that is needed in any particular situation.

Course Number: C421
Course Title: The Valuation of Partial Acquisitions
Course Level: Advanced
IRWA Credits: 32 QEU/CEU
AQB Credits: Non Applicable
Prerequisites: IRWA Course 400 “Principles of Real Estate Appraisal” (or equivalent); a minimum of one year practical appraisal experience and/or college appraisal class (minimum of 9 hours or equivalent)

Course Description

This four-day, advanced-level course deals with the valuation of partial acquisitions. The course includes in-depth discussions, exercises and case studies related to the Federal (Before and After) Rule and the State (Summation) Method. The components of compensation (i.e., value of the part taken, damages to the remainder, benefits to the remainder and cost to cure) and methods to quantify each impact are analyzed. Various easement types and valuation methods are examined. Finally, the appraiser, as expert witness, is discussed.


  • New SR/WA: An advanced elective course that can be applied towards the SR/WA designation.
  • Industry: An advanced required course that is required for the Generalist, Transportation and Electric & Utilities pathways for the SR/WA designation.
  • Specialist: An advanced required course for the R/W-AC and R/W-URAC certifications.


  • Review of the basic principles and the valuation process
  • Utilization of both Federal (“Before and After”) Rule and the State (Summation) Method in the valuation of partial acquisitions
  • Allocation of the partial acquisition compensation among its components (i.e., value of the part taken, damages to the remainder, benefits to the remainder, cost to cure)
  • Application of various methods to analyze and quantify the impacts of partial acquisitions on remainder properties
  • Analysis of both temporary and permanent easements and valuation techniques
  • How to become a better expert witness

Course Tuition Includes

  • Learning Guide
  • USPAP Text

Required Material

  • Financial calculator

Who Should take this course

This course is geared toward experienced appraisers who are in the process of conducting partial acquisitions and deals with the special problems of the valuation of partial acquisition, both fee/easement.


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