Stormwater fee credits · Maryland

Charles County Stormwater Remediation Fee Credit

Run by Charles County Planning and Growth Management (Watershed Protection and Restoration Fund)

OpenLast checked October 17, 2026
What you get
50% credit on the annual Stormwater Remediation Fee, applied for three years (the fee rate for FY2027 is on the county page)
Who qualifies
Owners of improved residential properties in Charles County outside the incorporated towns of Indian Head and La Plata; agricultural or forested properties with a Forest Management Plan or Soil Conservation and Water Quality Plan also qualify.
Where
Owners of improved residential properties in Charles County outside the towns of Indian Head and La Plata.
Status
Open
Type of payment
Fee credit

What you do

Install and maintain rain barrels, a rain garden, permeable pavement or certified conservation landscaping (or have qualifying practices from a post-2005 site plan) and apply for a 50% credit on the county stormwater remediation fee.

Requirements

  • Option A: home built after Jan 1, 2005 with approved site plan showing working practices (landscape infiltration, berm/trench, dry well, micro-bioretention, rainwater harvesting, rain garden, permeable pavement)
  • Option B: two or more rain barrels totaling at least 110 gallons
  • Option B: rain garden capturing runoff from at least 800 sq ft of impervious surface
  • Option B: at least 800 sq ft permeable pavement (gravel and bare dirt driveways do not count)
  • Option B: at least 250 sq ft of conservation landscaping Bay-Wise certified within the last three years
  • Attach receipts, photos or documents; no application fee
  • Grant the county right of entry to inspect the practices

How to apply

  1. 1Check the eligibility options on the county credit application page
  2. 2Complete the online Stormwater Remediation Fee Credit Application with your tax bill property account number
  3. 3Upload supporting documentation (copies, receipts, photos; max 5 MB per file)
  4. 4Submit by October 31 of the year before the tax bill the credit applies to
  5. 5Credit appears as WPRF CR on the next year's property tax bill

Timing and deadlines

Credit applied to the next year's property tax bill.

October 31 of the year before the tax bill

Combining it with other programs

Rain barrels from the county workshops count toward the credit.

Sources

Last checked October 17, 2026. See something out of date? Tell us.

Sow is not affiliated with any of these agencies or utilities. Amounts and rules change, often at the start of a fiscal year, so confirm the details on the official page before you start a project. How we research these programs

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