ENGINETECHNOLOGY FORUM (FKA DIESEL TECHNOLOGY FORUM)

Lobbying Income

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Filings

Unique Clients

Active Period

2007–2026

Lobbying Income by Year

Registrant-reported income from clients on LDA filings

Year	Lobbying Income	Filings	Clients
2026	—	2	1
2025	—	4	1
2024	—	4	1
2023	—	4	1
2022	—	4	1
2021	—	5	1
2020	—	4	1
2019	—	4	1
2018	—	4	1
2017	—	4	1
2016	—	4	1
2015	—	4	1
2014	—	7	1
2013	—	4	1
2012	—	1	1
2011	—	6	1
2010	—	4	1
2009	—	6	1
2008	—	7	1
2007	—	1	1

Largest clients by registrant-reported income

Client	Reported Income	Filings	Period
ENGINE TECHNOLOGY FORUM (FKA DIESEL TECHNOLOGY FORUM)	—	83	2007–2026

Government entities explicitly identified as targets in LDA filings

Government Body	Filings
HOUSE OF REPRESENTATIVES	64
SENATE	60
Office of Management & Budget (OMB)	4
Environmental Protection Agency (EPA)	2

Most frequently reported lobbying issues

ENGINETECHNOLOGY FORUM (FKA DIESEL TECHNOLOGY FORUM) — Lobbying Disclosure | Poliscope