December, 2022 update:

The White House Office of Science and Technology Policy (OSTP) and the White House Council on Environmental Quality (CEQ) jointly released new government-wide guidance for Federal Agencies on recognizing and including Indigenous Knowledge in Federal research, policy, and decision making. This announcement coincides with the Biden-Harris Administration’s 2022 Tribal Nations Summit and responds to November 2021 memorandum, linked below. 

June, 2022 update: 

From March through May 2022, the White House Office of Science and Technology Policy (OSTP) and the Council on Environmental Quality (CEQ) engaged more than a thousand individuals, organizations and Tribal Nations in a White House-led effort to elevate Indigenous Knowledge in Federal decision making.  A readout of the initial engagement period has now been posted:
Readout: OSTP and CEQ Initial Engagement on White House Indigenous Knowledge Effort 

Formal Invitation for the upcoming Tribal Consultations and listening sessions regarding the White House's initiative to incorporate ITEK into federal decision making. 

ITEK Tribal Consultation Formal Invitation

November, 2021: 
"The White House Office of Science and Technology Policy (OSTP) and the White House Council on Environmental Quality (CEQ) jointly released a new memorandum that commits to elevating Indigenous Traditional Ecological Knowledge (ITEK) in federal scientific and policy processes... This memorandum  formally recognizes ITEK as one of the many important bodies of knowledge that contributes to the scientific, technical, social, and economic advancements of the United States and our collective understanding of the natural world." 
OSTP CEQ Indigenous Traditional Ecological Knowledge and Federal Decision Making