Of 402,000 who registered to take SATs in August, 178,600 are blocked from taking the test because testing centers are closed or limited in capacity.
By Scott Jaschik August 24, 2020

Of the 402,000 students registered to take the SAT and SAT Subject Tests on Aug. 29, 178,600 will be unable to take the test for which they signed up because so many testing centers have closed due to the coronavirus pandemic.