Does the dentist participate in your dental health plan? What is the dentist's office policy on missed appointments? If visiting a dentist's office: Does the office appear to be clean, neat, and orderly? Do all surfaces and equipment in the treatment room appear clean? Is the dental staff helpful and willing to answer your questions?
1 Cancelled checks: Keep for one year in most cases. 2  Discard checks,check registers, check statements and credit-card statements after a year. 3  However,keep checks and credit-card statements needed to support tax filings seven years. 4  Loan-discharge notices: Keep forever in a safe-deposit box.
Report Abuse. Unless otherwise marked, checks go stale 6 months from the date on the check. US Treasury checks are marked as valid for one year however if your state refund check has not such markings it went stale back in September. You'll have to return it to the state and ask to have it reissued. Source(s): Used to work in the banking industry.