§ 52.1171 Classification of regions.  


Latest version.
  • The Michigan plan was evaluated on the basis of the following classifications:

    [37 FR 10873, May 31, 1972, as amended at 39 FR 16346, May 8, 1974; 45 FR 29801, May 6, 1980]

[37 FR 10873, May 31, 1972, as amended at 39 FR 16346, May 8, 1974; 45 FR 29801, May 6, 1980