You must enable scripting on your browser to be able to use all the functionality of the site
CMV Awareness Course
Final Rules
Interim Final Rules
Proposed Rules
Notices
NAFTA Rules
Hours of Service (HOS)
Hazardous Material
IE Providers
Medical Program
Drug & Alcohol Testing
More Links>>
USDOT Number
Operating Authority
New Company Requirements
Commercial Driver Program
Online Registrations
Download Forms
USDOT Search
Operating Authority Search
Registration Requirements
More Links>>
Company Safety Records
Hazardous Material
Hazmat or Cargo Tank Facility Complaints
TACT
Improving Highway Safety
Safety Initiatives
Report Safety Violations
Safety Belt Program
Safety Is Good Business
Share The Road Safely
Sleep Apnea
SPE Certificate
Grants & Financial Assistance
Passenger Carrier Safety
PRISM
More Links>>
Statistics & Facts
Safety Progress Report
Publications & Reports
Future Webinars
Past Webinars
Events Calendar
Safety Technologies
PRISM
About ART
Contact ART
CVISN
Product Guides
More Links>>
Contact Us
Mission
Strategy
Budget
Key Programs
New at FMCSA
Calendar Of Events
Civil Rights
Media Information
Field Resources
Related Web Sites
FAQ
Organizational Chart
Careers
Chief Counsel
Grants & Financial Assistance
More Links>>
Forms
|
Contact Us
|
Media
|
FMCSA Portal
|
DOT.gov
Home
Rules & Regulations
Registration & Licensing
Safety & Security
Facts & Research
About FMCSA
Home
>
Rules & Regulations
> Rules of construction.
Overview
Federal Regulations
All
Driver
Vehicle
Company
FMCSA Hazmat
Regulatory Guidance
Rulemakings and Notices
Final Rules
Interim Final Rules
Proposed Rules
Notices
Topics of Interest
Hours-of-Service (HOS) Summary
Distracted Driving
Hazardous Materials
Intermodal Equipment Providers (IEP)
New Entrant Safety Assurance
Medical Program
Medical Expert Panels
NAFTA Rules
Drug & Alcohol Testing
Rules of construction.
Print
Regulations current to Aug 30, 2012
Search
ALL Regulations
Driver Regulations
Vehicle Regulations
Company Regulations
FMCSA Hazmat Regulations
Regulatory Guidance
for
Examples:
Medical Form, 391.53, 391
All Regulations
Part 390
< 390.5
390.9 >
Related Links
Disclaimer
Help
Subpart A - General applicability and definitions
Code of Federal Regulations
§ 390.7
Rules of construction.
(a) In
part 325
of subchapter A and in this subchapter, unless the context requires otherwise:
(1) Words imparting the singular include the plural;
(2) Words imparting the plural include the singular;
(3) Words imparting the present tense include the future tense.
(b) In this subchapter the word—
(1)
Officer
includes any person authorized by law to perform the duties of the office;
(2)
Writing
includes printing and typewriting;
(3)
Shall
is used in an imperative sense;
(4)
Must
is used in an imperative sense;
(5)
Should
is used in a recommendatory sense;
(6)
May
is used in a permissive sense; and
(7)
Includes
is used as a word of inclusion, not limitation.
[53 FR 18052, May 19, 1988, as amended at 60 FR 38744, July 28, 1995]
