Dye test checklist for Allegheny County listings

List last updated November 2026

Every sale in these towns needs a passing dye test before closing, and some need a sewer camera inspection too. Keep this list handy and get your sellers scheduled early.

Town	Area	Required at sale	Valid for	Deadline or fee	Municipal contact	Test at listing?
Baldwin Borough	South Hills	Dye test + camera inspection	5 years	$35 fee, file 21 days before closing	412-882-9600	Yes
Baldwin Township	South Hills	Dye test, Township witness onsite	Confirm with the Township	$35 fee, allow 7-10 business days	412-341-9597	Ask the town
Bethel Park	South Hills	Dye test + camera inspection	2 years	Finish 21+ days before closing; $50 fee	412-831-6800 ext. 205	Yes
Brentwood	South Hills	Dye test + camera inspection	Until next sale (max 5 years)	Apply online 21+ days before closing; $75 + $75	412-884-1500	Yes
Bridgeville	South Hills	Dye test (also at refinance)	Confirm with the Borough	$25 Borough fee	412-221-6012	Ask the town
Castle Shannon	South Hills	Dye test by Borough Public Works	1 year	$100 residential fee	412-885-9200 ext. 105	Yes
Collier Township	South Hills	Dye test + lateral camera inspection	Dye 2 years; lateral 5 years	$95 fee; apply 20+ days before closing	412-279-4941	Yes
Dormont	South Hills	Dye test (camera per code, confirm)	90 days	$25 certificate fee	412-561-8900	No, too short
Green Tree	South Hills	Dye test + camera inspection	Confirm with the Borough	$110 fee; apply 10+ days before closing	412-921-1110	Ask the town
Jefferson Hills	South Hills	Dye test	Confirm with the municipality	$35 fee; apply 14 days before sale	412-655-7735	Ask the town
Mount Oliver	South Hills	Dye test	5 years	$65 report fee; apply 14 days before closing	412-431-8107	Yes
Mt. Lebanon	South Hills	Dye test (not for refinance)	3 years	Form + $50 to Public Works 10 business days before closing	412-343-3403	Yes
Peters Township	South Hills	Dye test by the sewer authority	1 year	Apply 21 days before closing; $275 (PTSA)	724-941-6709	Yes
Pleasant Hills	South Hills	Dye test + camera inspection (Borough witness)	Confirm with the municipality	Apply 14 days before closing	412-655-5034	Ask the town
Scott Township	South Hills	Dye test (also at refinance)	2 years	Confirm with the Township	412-276-5300 ext. 218	Yes
South Fayette	South Hills	Dye test + camera inspection by the Authority	3 years (camera inspection)	$225 up to 100 ft; $325 within 7 business days of closing	412-257-5100	Yes
South Park Township	South Hills	Dye test (Township witnesses)	Confirm with the Township	Apply 5+ days before transfer; $35 letter	412-831-7000	Ask the town
Upper St. Clair	South Hills	Dye test + lateral inspection	1 year (dye test)	Forms 14+ days before closing (allow 2-4 weeks); $50	412-831-9000 ext. 2710	Yes
West Mifflin	South Hills	Dye test (plumber or authority)	Confirm with the Authority	Apply 14 days before sale; $25 form or $125 authority test	412-466-6070 ext. 200	Ask the town
Whitehall	South Hills	Dye test	5 years	$25 fee, file 2 weeks before closing	412-884-0505 ext. 324	Ask the town
City of Pittsburgh	City of Pittsburgh	Pittsburgh Water certificate; dye test in sanitary sewer areas	3 years	Apply online 14+ days before closing; $20	Pittsburgh Water 412-255-2443	Yes

We check every town against its published rules on the first of each month; each town's page shows its own date. Fox Chapel, Hampton, Avalon, Blawnox and Thornburg also require a test at sale. Rules change, so confirm with the municipality.

Send sellers this link

Sellers can see their town's rules and request a test themselves.

https://pittsburghdyetest.com/

What your sellers get

A plumber licensed by the Allegheny County Health Department
A test booked around the closing date
A repair quote right away if the test fails

Booking is free for agents, and we never pay referral fees. The seller pays the plumber for the test.