State |
Allowable Technology
and Size |
Allowable
Customer |
Statewide
Limit |
Treatment of
Net Excess
Generation
(NEG) |
Authority |
Enacted |
Scope of Program |
Citation/Reference |
Arizona |
Renewables and cogeneration
£100 kW |
All customer classes |
None |
NEG purchased at avoided
cost |
Arizona Corporation Commission |
1981 |
All IOUs and RECs |
PUC Order Decision 52345,
Docket 81-045 |
Arkansas |
Renewables, fuel cells and
microturbines
Residential £25 kW
Commercial £100 kW |
All customer classes |
None |
TBD by Public Service Commission |
Legislature |
2001 |
All utilities |
HB 2325, effective Oct.
2001 |
California |
Solar and wind
£1000 kW |
Residential and small commercial |
None |
Annual NEG granted to utilities |
Legislature |
2001 |
All utilities |
Public Utilities Code Sec.
2827 (amended 04/01; effective through 01/01/03) |
Colorado |
Wind and PV
3 kW, 10 kW |
Varies |
NA |
Varies |
Utility tariffs |
1998 |
Four Colorado utilities |
PSCO Advice Letter 1265;
PUC Decision C96-901[1] |
Connecticut |
Renewables and fuel cells
(No limit per system) |
Residential customers |
None |
Monthly NEG purchased at
avoided cost |
Legislature |
1990, updated 1998 |
All IOUs,
No REC in state. |
CGS 16-243H; Public Act
98-28 |
Delaware |
Renewables
£25 kW |
Residential and commercial |
None |
Monthly NEG purchased at
avoided cost |
Legislature |
1999 |
All utilities |
Senate Amendment No. 1 to
HB 10 |
District of Columbia |
Renewables, fuel cells,
and microturbines
£100 kW |
All customer classes |
None |
Annual NEG |
* |
2000 |
All utilities |
DSIRE |
Georgia |
Solar, wind, fuel cells
Residential £10 kW
Commercial £100 kW |
All customer classes |
0.2% of annual peak demand |
Monthly NEG or total generation
purchased at avoided cost or higher rate if green priced |
Legislature |
2001 |
All utilities |
SB93 |
Idaho |
Renewables and cogeneration
£100 kW |
Residential and small commercial
(Idaho Power only) |
None |
Monthly NEG purchased at
avoided cost |
Public Utility Commission |
1980 |
IOUs only,
RECs are not rate-regulated |
Idaho PUC Order #16025 &
#26750 (1997)
Tariff sheets 86-1 thru 86-7
|
Illinois |
Solar and wind
£40 kW |
All customer classes; Commonwealth
Edison only |
0.1% of annual peak demand |
NEG purchased at avoided
cost |
Commonwealth Edison tariff |
2000 |
Commonwealth Edison only |
Special billing experiment[1] |
Indiana |
Renewables and cogeneration
£1,000 kWh/month |
All customer classes |
None |
Monthly NEG granted to utilities |
Public Utility Commission |
1985 |
IOUs only,
RECs are not rate-regulated |
Indiana Administrative Code
4-4.1-7 |
Iowa |
Renewables and cogeneration
(No limit per system) |
All customer classes |
105 MW |
Monthly NEG purchased at
avoided cost |
Iowa Utility Board |
1993 |
IOUs only, RECs are not
rate-regulated[2] |
Iowa Administrative Code
[199] Chapter 15.11(5) |
Maine |
Renewables and fuel cells
£100 kW |
All customer classes |
None |
Annual NEG granted to utilities |
Public Utility Commission |
1998 |
All utilities |
Order #98-621
RC of ME Chapter 36 |
Maryland |
Solar only
£80 kW |
Residential only |
0.2% of 1998 peak |
Monthly NEG granted to utilities |
Legislature |
1997 |
All utilities |
Article 78, Section 54M |
Massachusetts |
Renewables and cogeneration
£60 kW |
All customer classes |
None |
Monthly NEG purchased at
avoided cost |
Legislature |
1997 |
All utilities |
Mass. Gen. L. ch. 164, §1G(g);
Dept. of Tel. & Energy 97-111 |
Minnesota |
Renewables and cogeneration
£40 kW |
All customer classes |
None |
NEG purchased at utility
average retail energy rate |
Legislature |
1983 |
All utilities |
Minn. Stat. §216B.164 |
Montana |
Solar, wind and hydro
£50 kW |
All customer classes |
None |
Annual NEG granted to utilities
at the end of each calendar year. |
Legislature |
1999 |
All utilities |
SB 409 |
Nevada |
Solar and wind
£10 kW |
All customer classes |
First 100 customers for
each utility |
Monthly or annual NEG granted
to utilities |
Legislature |
1997 |
All utilities |
Nevada Revised Statute Ch.
704 |
New Hampshire |
Solar, wind and hydro
£25 kW |
All customers classes |
0.05% of utility's annual
peak |
NEG credited to next month |
Legislature |
1998 |
All utilities |
RSA 362-A:9 (HB 485) |
New Jersey |
PV and wind
(no limit per system) |
Residential and small commercial |
0.1% of peak or $2M annual
financial impact |
Annualized NEG purchased
at avoided cost |
Legislature |
1999 |
All utilities |
AB 16. Electric Discount
& Energy Competition Act |
New Mexico |
Renewables and cogeneration
£10 kW |
All customer classes |
None |
NEG credited to next month,
or monthly NEG purchased at avoided cost (utility choice) |
Public Utility Commission |
1999 |
All utilities |
NMPUC Rule 571,
17 NMAC 10.571 |
New York |
Solar only
£10 kW |
Residential only |
0.1% 1996 peak demand |
Annualized NEG purchased
at avoided cost |
Legislature |
1997 |
All utilities |
Laws of New York, 1997,
Chapter 399 |
North Dakota |
Renewables and cogeneration
£100 kW |
All customer classes |
None |
Monthly NEG purchased at
avoided cost |
Public Utility Commission |
1991 |
IOUs only,
RECs are not rate-regulated |
North Dakota Admin. Code
§69-09-07-09 |
Ohio |
Renewables, microturbines,
and fuel cells
(No size limit) |
All customer classes |
1.0% of aggregate customer
demand |
NEG credited to next month |
Legislature |
1999 |
All utilities |
S.B. 3
(effective 01/01/01) |
Oklahoma |
Renewables and cogeneration
£100 kW and
£25,000 kWh/year |
All customer classes |
None |
Monthly NEG granted to utility |
Oklahoma Corporation Commission |
1988 |
All IOUs and RECs |
OCC Order 326195 |
Oregon |
Solar, wind, fuel cell and
hydro
£25 kW |
All customer classes |
0.5% of peak demand |
Annual NEG granted to utiliity |
Legislature |
1999 |
All utilities |
H.B. 3219 |
Pennsylvania |
Renewables and fuel cells
£10 kW |
Residential |
None |
Monthly NEG granted to utility |
Legislation |
1998 |
All utilities |
52 PA Code 57.34 |
Rhode Island |
Renewables and fuel cells
£25 kW |
All customer classes |
1 MW for Narragansett Electric
Company |
Annual NEG granted to utilities |
Public Utility Commission |
1998 |
Narragansett Electric Company |
PUC Order Docket No. 2710 |
Texas |
Renewables only
£50 kW |
All customer classes |
None |
Monthly NEG purchased at
avoided cost |
Public Utility Commission |
1986 |
All IOUs and RECs |
PUC of Texas,
Substantive Rules, §23.66(f)(4) |
Vermont |
PV, wind, fuel cells
£15 kW
Farm biogas
£100 kW
|
All customer classes |
1% of 1996 peak |
Annual NEG granted to utilities |
Legislature |
1998 |
All utilities |
Sec. 2. 30 V.S.A. §219a |
Virginia |
Solar, wind and hydro
Residential £10 kW
Non-residential £25 kW |
All customer classes |
0.1% of peak of previous
year |
Annual NEG granted to utilities
(power purchase agreement is allowed) |
Legislature |
1999 |
All utilities |
Virginia Assembly S1269
Approved by both Assembly and Senate 3/15/99 |
Washington |
Solar, wind, fuel cells
and hydro
£25 kW |
All customer classes |
0.1% of 1996 peak demand |
Annual NEG granted to utility |
Legislature |
1998 |
All utilities |
Title 80 RCW
House Bill B2773 |
Wisconsin |
All technologies
£20 kW |
All customer classes |
None |
Monthly NEG purchased at
retail rate for renewables, avoided cost for non-renewables |
Public Service Commission |
1993 |
IOUs only,
RECs are not rate-regulated |
PSCW Order 6690-UR-107 |
Wyoming |
Solar, wind and hydro
£25 kW |
All customer classes |
None |
Annual NEG purchased at
avoided cost |
Legislature |
2001 |
All IOUs and RECs |
HB 195, Feb. 2001 |