(The Center Square) – Spokane County is entering its budget season, but sales tax revenue still needs to catch up. The Board of County Commissioners met on Tuesday to discuss the trailing revenue and initial budget proposals before several roundtable discussions in the coming weeks. The final budget adoption isn’t until December, but the elected officials may have to cut upwards of $18 million. Randy Bischoff, the county’s senior director of Finance & Administration, told the commissioners that sales tax revenue has fallen short for seven of the last 12 months. While the revenue is trending sl…