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39 
world be applicable to such activities if an exemption 
were not in effect under this subsection; and 
“ (2) the requirement is necessary to protect health 
or the environment and is required by compelling local 
conditions. 
A State or political subdivision which submits an application 
under this subsection shall be given an opportunity for an 
oral hearing on such application to be commenced not later 
than sixty days from the date the application is submitted. 
The presiding officer at such a hearing shall upon conclusion 
of the hearing make a written recommendation to the Secre- 
tary respecting approval of the application upon which the 
hearing was iield. 
“ (c) Within- 
“ ( 1 ) sixty days of the conclusion of a hearing held 
on an application submitted under subsection (b) , or 
“ (2) one hundred and twenty days of the date the 
application was submitted. 
whichever occurs later, the Secretary shall either approve 
or disapprove such application. The decision of the Secretary 
shall be in writing, shall, if a hearing was held on the appli- 
cation, contain the recommendation made by the presiding 
officer at such hearing, and shall include a complete state- 
ment of the reasons for the decision of the Secretary. 
[ 616 ] 
