Skip to content
A project byDalosTech Public records
Undercurrent

In development Analysis preview

Government records,
connected.

Undercurrent links U.S. legislation, votes, lobbying disclosures and campaign finance records. Use the analysis preview to compare members and legislative activity, with source notes and methods alongside the results.

Explore the analysis
Notify me at launch
Launch updates

01Overview

From source records to linked data

Legislation bills, votes, members, committees

Oversight hearings, reports, nominations, calendars

Disclosures lobbying, finance, disclosures, disbursements

Research CBO, CRS, GAO, CMR

Match bills, members and committees

Connect relationships across sources

Sources and methods are documented with each analysis.
Fig. 01 · Connected records Grouped by record type; linked through shared identifiers

02Sources

Official publishers.

The records come directly from official U.S. government sources. Choose a category to see the publishers and what they provide.

01 Legislation Bills, amendments and recorded votes

Read the published text, follow a measure through Congress, and examine the votes recorded along the way.

02 People & committees Members, assignments and committee activity

Identify bill sponsors and cosponsors, committee memberships and committee activity.

03 Lobbying Filings, registrants and disclosed activity

Review federal lobbying disclosures and the legislation referenced in those filings.

04 Campaign finance Candidates, committees, contributions and spending

Review reported campaign contributions and spending in Federal Election Commission records.

05 Disclosures & oversight Financial disclosures, hearings and research

Read financial disclosures, committee materials, cost estimates and government research alongside the legislative record.

Official U.S. government sources onlyLinks open the original publisher

03Approach

How records
are linked.

Bill numbers, member IDs and publication IDs link records across sources. The analysis explains which records and matching rules each measure uses. A lobbying filing provides one example:

A filing that names a bill
  1. 01 Connection A lobbying filing names a bill.
  2. 02 Match The bill identifier and Congress identify the legislation.
  3. 03 Related records Sponsors, cosponsors, recorded votes and other filings.
  4. 04 Sources The original filing and the bill’s official record.
Check the original publication for the full context.

04Launch updates

Receive a launch update.

Sign up for an email when the full platform opens. You can explore the analysis preview today.