(a)Purpose of section. Sections 35.260 through 35.268 govern Nonpoint Source Management Grants to States (as defined in section 502 of the Clean Water Act) authorized under section 319 of the Act.(b)Purpose of program. Nonpoint Source Management Grants may be awarded for the implementation of EPA-approved nonpoint source management programs, including ground-water quality protection activities, that will advance the implementation of a comprehensive approved nonpoint source management program.