Colorado Lobbyist Bill Positions and Client Relationships

Data from data.colorado.gov tracks professional lobbyist positions on specific bills in the Colorado legislature. It lists lobbyists, their clients, bill numbers, and positions (supporting, opposing, etc.) along with associated dates. The dataset was last updated in April 2026.

Use Cases

• Analyze lobbying patterns by mapping `clientName` to `billNumber` and `position` across `fiscalYear`.
• Identify key lobbyist firms by aggregating `billNumber` counts per `lobbyistFirmName`.
• Track the evolution of a lobbyist's work by examining `runDate` and `reportDueDate` sequences for a `primaryLobbyistID`.
• Examine geographic distribution of lobbying interests by analyzing `clientZip` codes.
• Study reporting compliance and activity timelines using `reportMonth` and `reportDueDate` fields.

Strengths

• Contains 16 distinct columns detailing lobbyist, client, bill, and position data.
• Includes temporal fields like `fiscalYear`, `reportDueDate`, and `runDate` for time-series analysis.
• Last updated in April 2026, indicating recent maintenance.

Limitations

• Unknown total row count prevents assessment of dataset scale and statistical power.
• Sample data is unavailable, preventing inspection of data quality and completeness.
• Geographic scope is limited to the state of Colorado.

Provenance

Source

data.colorado.gov, likely the Colorado Secretary of State.

Collection Method

null

Time Range

Covered by `fiscalYear` field, but specific range is unknown.

Freshness

Updated as of April 2026.

Geography

State of Colorado, United States.