Residents age 60 and older and military veterans of any age can sign up next month for a program that allows them to cover part of their property-tax bill by helping out in various town departments. Applications can be completed from 9 a.m. to noon July 8 through 12, and 1 to 4 p.m. July 15-19 in Room 233 at the Council on Aging offices, 33 Shattuck St. Eligible property owners who will be unavailable on those dates should contact the council at 978-540-2470 before July 1. For more information about the tax work-off program, call 978-540-2470. Veterans will need to provide their service discharge form, DD-214; they can call 978-540-2485 for more information.