Michigan Administrative Code Department - Transportation
Here’s an enhanced overview of the Michigan Administrative Code (MAC) for the Department of Transportation:
🚗 Organizational Structure & Rule Sets
The Department of Transportation (MDOT) in Michigan administers regulations through several bureaus. According to Justia, the current main rule sets are divided into: Aeronautics Commission, Bureau of Finance, Bureau of Highway Development, and Bureau of Urban & Public Transportation (regulations.justia.com).
A comprehensive listing via the Michigan Office of Administrative Hearings and Rules (MOAHR) confirms the MAC’s organization by department and bureau (michigan.gov).
📋 Key Rule Categories
1. Aeronautics Commission
Governed by R 259.201–R 259.401, covering:
General provisions, licensing, airport standards, air traffic, and more (law.cornell.edu).
2. Bureau of Highway Development
Includes rule groups like:
R 247.1–247.83: Contractor prequalification
R 247.101–247.109: Junkyards adjacent to highways
R 247.151–247.166: Bridge programs
R 247.171–247.175: Traction device mandates
R 247.201–247.358: Driveways, banners, and parades on state highways
R 247.401–247.407: Relocation assistance
R 247.651–247.660: Seasonal county roads
R 247.701–247.737: Advertising along highways (ars.apps.lara.state.mi.us).
3. Bureau of Urban & Public Transportation
Key rules include:
R 247.4101–247.4307: Comprehensive Transportation Fund
R 474.1–474.7: Motor Bus Transportation rules (ars.apps.lara.state.mi.us).
4. Bureau of Finance
Encompasses financial procedures, including contractor prequalification (overlaps with highway development rules) .
📘 Statutory Basis
Motor Bus Transportation Act, various Public Acts (e.g., Acts 51, 55, 196, 204, 432), and the Comprehensive Transportation Fund underpin many MAC regulations (michigan.gov).
Plats connecting to state highways must comply with MDOT’s published standards and rules (e.g., around access and drainage) under MCL 560.105 (legislature.mi.gov).
🔍 How to Find or Use These Rules
The MOAHR’s online MAC lets you browse by Department → Bureau → Rule Range, complete with history and effective dates (michigan.gov).
Each rule is denoted by “R” numbers (e.g., R 247.101).
PDFs and HTML versions are available—last updates range, but many were refreshed around January 2020 (ars.apps.lara.state.mi.us).
🗂️ Summary Table
Bureau
Rule Range
Topics Covered
Aeronautics Commission
R 259.201–R 259.401
Airports, licensing, air traffic, safety standards
Highway Development
R 247.1–R 247.737
Contractors, junkyards, bridges, drainage, roads, advertising
Urban & Public Transportation
R 247.4101–R 247.4307; R 474.1–R 474.7
Bus transit, transportation funding
Bureau of Finance
R 247.1–R 247.83
Contractor prequalification, finances
RELATED Blog
0 comments