Massachusetts Appeals Court March 18, 2010, No. 09-P-475 (Weston v. Contributory Retirement Appeal Board)

Green, J.

After working for more than thirty years as a special education teacher at Bourne High School, the plaintiff sought, pursuant to G. L. c. 32, § 3(4), to purchase additional retirement credit for additional service, from December, 1972, to August, 1974, as a teacher in a “Daytime Development Center” (DDC) providing education for children with special needs in *476Fairfax County, Virginia.