FPDS Query Library
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Reason for Modification Description

Human-readable text describing the reason an Other Transaction IDV was modified. It is the descriptive companion to the coded "Reason for Modification" field and explains the modification in plain language.

Family: Other Transaction IDV
Category: Contract Data
Data Type: string
Semantic Type: description
Mapping: flattened_fpds_xml_field
AI Confidence: high

Variable Overview

FPDS Query Variable
content__OtherTransactionIDV__contractDetail__contractData__reasonForModification__description
Title
Reason for Modification Description
FPDS Path
OtherTransactionIDV/contractDetail/contractData/reasonForModification/description
Description
Human-readable text describing the reason an Other Transaction IDV was modified. It is the descriptive companion to the coded "Reason for Modification" field and explains the modification in plain language.
Business Meaning
This field helps analysts understand why an agreement was changed, which is important for tracking contract lifecycle events, amendment patterns, and compliance or administrative actions. It adds interpretability to coded modification data when reviewing procurement behavior across awards.
Example Value
CHANGE ORDER
Observed Non-Null Count
11,339

FPDS Compare

FPDS Query Variable
content__OtherTransactionIDV__contractDetail__contractData__reasonForModification__description
FPDS XML Path
OtherTransactionIDV/contractDetail/contractData/reasonForModification/description
Mapping Type
flattened_fpds_xml_field
Comparison Summary
FPDS Query flattens the original nested FPDS XML path 'OtherTransactionIDV/contractDetail/contractData/reasonForModification/description' into the SQL-ready variable 'content__OtherTransactionIDV__contractDetail__contractData__reasonForModification__description'.

Use Cases

  • Dictionary lookup and field explanation
  • SQL filtering and grouping
  • Analytical reporting and reusable query building

Common Usage

  • Interpret the business reason behind a modification
  • Review amendment patterns across Other Transaction IDVs
  • Support data quality checks against the coded reason field

Common Mistakes

  • Using the description as if it were the authoritative code value
  • Grouping on free-text text without normalizing variants

Query Guidance

Select this field alongside the paired reason code when analyzing modifications. For SQL, use it for display or validation, and prefer grouping by the coded field while using the description to label results; apply UPPER/TRIM or text normalization if matching on observed values.

SQL Examples

Preview values

SELECT
    content__OtherTransactionIDV__contractDetail__contractData__reasonForModification__description AS reason_for_modification_description
FROM fpds.data
WHERE content__OtherTransactionIDV__contractDetail__contractData__reasonForModification__description IS NOT NULL
LIMIT 25

Top values

SELECT
    content__OtherTransactionIDV__contractDetail__contractData__reasonForModification__description AS value,
    count() AS record_count
FROM fpds.data
WHERE content__OtherTransactionIDV__contractDetail__contractData__reasonForModification__description IS NOT NULL
GROUP BY value
ORDER BY record_count DESC
LIMIT 25

Each dictionary item includes SQL-ready examples generated alongside the variable metadata, allowing immediate use in FPDS Query for filtering, aggregation, and analysis.