Oregon Law
Law as of Jan 1, 2026
Chapter contents
454.010Definitions for ORS 454.010 to 454.040 454.020Compliance with state and federal standards; enforcement 454.025Limitation on siting or constructing treatment works or discharge 454.030Rates and charges to meet costs of treatment works; use of funds; enforcement 454.040Determination of costs payable by users 454.050Rules 454.060Powers in addition to other municipal or commission powers 454.105Definitions for ORS 454.105 to 454.175 454.115Authority over disposal systems 454.125Bond election 454.135Bonds issued to finance disposal system 454.145Bond content 454.155Refunding bonds 454.165Joint agreements for construction and financing of disposal systems 454.175Agreements with industrial establishment 454.205“Municipality” defined 454.215Authority over disposal systems 454.225Rates and charges; collection 454.235Election; bonds; when election required; compelling election; when bonds can be ordered sold 454.245Serial bonds; term and content; interest; amount 454.255Plans and cost estimates; examination by electors 454.275Definitions for ORS 454.275 to 454.380 454.280Construction of treatment works by municipality; financing 454.285Resolution or ordinance 454.290Study; preliminary plans 454.295Commission review; hearing; notice 454.300Conduct of hearing; notice of issuance of findings; petition for argument 454.305Effect of findings; exclusion of areas; filing of findings 454.310Construction authorized upon commission approval; when connection may be required; final plans 454.315[1973 c.424 §2; repealed by 1975 c.167 §13] 454.317Resolution or ordinance authorizing levy and collection of seepage charge 454.320Hearing on resolution or ordinance; notice of levy 454.325[1973 c.424 §3; repealed by 1975 c.167 §13] 454.330County to collect seepage charge for municipality 454.335[1973 c.424 §4; repealed by 1975 c.167 §13] 454.340Use of seepage charge; credit for system development charge; seepage charge to cease if user fee imposed 454.345[1973 c.424 §5; repealed by 1975 c.167 §13] 454.350Effect of ORS 454.317 to 454.350 on contracts between municipalities 454.355[1973 c.424 §6; repealed by 1975 c.167 §13] 454.360Areawide 208 Plan as master plan for provision of sewage services 454.365Safety net program to provide financial relief 454.370Citizens sewer advisory committee; membership; duties 454.375Filing documentation of sewer charges; prohibited charges 454.380Limitation on spending for nonconstruction items; exception 454.405[Formerly 449.390; 1975 c.248 §1; 1987 c.158 §86; repealed by 1997 c.50 §1] 454.415[Formerly 449.395; 1975 c.248 §2; renumbered 468.742 and then 468B.055] 454.425[Formerly 449.400; 1975 c.248 §3; repealed by 1997 c.50 §1] 454.430Definitions for ORS 454.430 to 454.445 454.433Policy 454.436Assessment Deferral Loan Program Revolving Fund; uses; sources 454.439Conditions for program; administrative expenses; priority; report 454.442Application for loan; terms and conditions 454.445Lien against assessed property; docket; enforcement 454.505Definitions for ORS 454.505 to 454.535 454.515Grants authorized; criteria considered 454.525Contracts with municipalities; rules 454.535Sewage Treatment Works Construction Account 454.605Definitions for ORS 454.605 to 454.755 454.607Policy 454.610Regulation of gray water discharge; permit; rules 454.615Rules for sewage disposal systems and disposal facilities 454.620Rules for connecting accessory dwelling unit to sewage disposal system 454.625Rules 454.635Notice of violation; service; request for hearing; conduct of hearing; order 454.640Contract agent enforcement of standards 454.645Enforcement when health hazard exists 454.650Inspection in ground water quality management area 454.655Permit required for construction; application; rules; time limit; special application procedure for septic tank installation on parcel of 10 acres or more 454.657Variance from subsurface sewage disposal system rules or standards; conditions; hearing 454.660Delegation of variance powers; appeal; qualification of officers; hearing and decision 454.662Variance fee; low income elderly exemption 454.665Inspection of completed construction; certificate of satisfactory completion; appeal from denial or revocation of certificate 454.675Exemptions; application to alterations or repairs 454.685Order limiting or prohibiting construction of sewage disposal systems; factors to be considered 454.695License required to perform sewage disposal services; application; rules 454.705Bond; content; action on bond; notice of bond 454.710Deposit in lieu of bond 454.715Suspension or revocation of license 454.725Contracts with local governments 454.735[1973 c.835 §219b; repealed by 1999 c.551 §17] 454.745Permit, service, report, variance and license fees; refund; waiver 454.755Fees for certain reports on sewage disposal 454.775[1979 c.189 §1; repealed by 1999 c.551 §17] 454.777Policy 454.779Grants for financial assistance programs; requirements; grant preferences; rules 454.780[1979 c.189 §2; repealed by 1999 c.551 §17] 454.782Definitions for ORS 454.782 to 454.800 454.784Policy 454.785[1974 c.30 §4; repealed by 1975 c.309 §6] 454.787Findings 454.790Permit or license required to collect, store, transport, treat, recycle or dispose of septage 454.792Rules 454.795County regulation of septage 454.797Assessment of county for expenses of rulemaking 454.800Land application of septage; permit requirements 454.805Assessment for installation costs

Chapter 454 — Sewage Treatment and Disposal Systems

ORS 454.675 Exemptions; application to alterations or repairs

Subsurface sewage disposal systems, alternative sewage disposal systems or nonwater-carried sewage disposal facilities or parts thereof which were constructed prior to January 1, 1974, but which are not creating a public health hazard or causing water pollution shall not be required to conform to the construction standards adopted subsequent to their initial construction. However, all alterations or repairs of such systems or facilities or parts thereof shall be made in accordance with the rules of the Environmental Quality Commission.

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