43 CFR § 429.13
How long will the application review process take?
June 11, 2020
(a) Reclamation will acknowledge in writing your completed and signed application and application fee within 30 calendar days of receipt. Reclamation may request additional information needed to process your application, such as legal land descriptions and detailed construction specifications.
(b) The processing time depends upon the complexity of your requested use, issues associated with it, and the need for additional information from you.
(c) Should your requested use be denied at any time during the review process, Reclamation will notify you in writing of the basis for the denial.