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Revenue Administrative Bulletin 2020-5

Interest Rate for Period: July 1, 2020 – December 31, 2020

Approved: April 15, 2020

(Replaces Revenue Administrative Bulletin 2019-18)

Note: See most current Interest Rate RAB for the current and historical rates.

RAB-2020-5. This Revenue Administrative Bulletin (RAB) establishes the annual rate of interest due on underpayments and overpayments for the period beginning July 1, 2020 and ending on December 31, 2020. Executive Order 2020-26 and any subsequent Executive Order extend the due dates for certain taxes.

A daily rate of interest (.0001538) (this rate is expressed in a seven-digit number format, rather than percent format. Because 2020 is a leap year, the annual rate is divided by 366 days) based on an adjusted annual rate 5.63% of will be added to a tax deficiency or an excessive claim for the period stated above. The effective annual rate of was established pursuant to section 23(2) of the Revenue Act, MCL 205.23(2), at one percentage point above the “adjusted prime rate” charged by three commercial banks to large businesses.

The rates of interest as announced in this RAB also apply to overpayments as added under MCL 205.30(1) for periods after March 31, 1993.

The following annual and corresponding daily rates of interest are in effect and will accrue during these periods:

Start Date

End Date

Annual Rate

Daily Rate

July 1, 2020

December 31, 2020

5.63%

.0001538

January 1, 2020

June 30, 2020

6.4%

.0001749

July 1, 2019

December 31, 2019

6.39%

.0001751

January 1, 2019

June 30, 2019

5.9%

.0001616

July 1, 2018

December 31, 2018

5.41%

.0001482

January 1, 2018

June 30, 2018

5.15%

.0001411

July 1, 2017

December 31, 2017

4.7%

.0001288

January 1, 2017

June 30, 2017

4.5%

.0001233

July 1, 2016

December 31, 2016

4.4%

.0001202

January 1, 2016

June 30, 2016

4.25%

.0001161

July 1, 2015

December 31, 2015

4.25%

.0001164

January 1, 2015

June 30, 2015

4.25%

.0001164

July 1, 2014

December 31, 2014

4.25%

.0001164

January 1, 2014

June 30, 2014

4.25%

.0001164

July 1, 2013

December 31, 2013

4.25%

.0001164

January 1, 2013

June 30, 2013

4.25%

.0001164

July 1, 2012

December 31, 2012

4.25%

.0001161

January 1, 2012

June 30, 2012

4.25%

.0001161

July 1, 2011

December 31, 2011

4.25%

.0001164

January 1, 2011

June 30, 2011

4.25%

.0001164

July 1, 2010

December 31, 2010

4.25%

.0001164

January 1, 2010

June 30, 2010

4.25%

.0001164

July 1, 2009

December 31, 2009

4.7%

.0001288

January 1, 2009

June 30, 2009

6.0%

.0001644

July 1, 2008

December 31, 2008

7.9%

.0002151

January 1, 2008

June 30, 2008

9.2%

.0002514

July 1, 2007

December 31, 2007

9.25%

.0002534

January 1, 2007

June 30, 2007

9.1%

.0002493

July 1, 2006

December 31, 2006

8.2%

.0002245

January 1, 2006

June 30, 2006

7.2%

.0001973

July 1, 2005

December 31, 2005

6.2%

.0001699

January 1, 2005

June 30, 2005

5.2%

.0001428

July 1, 2004

December 31, 2004

5.0%

.0001366

January 1, 2004

June 30, 2004

5.0%

.0001366

July 1, 2003

December 31, 2003

5.4%

.0001479

January 1, 2003

June 30, 2003

5.8%

.0001589

July 1, 2002

December 31, 2002

6.0%

.0001644

January 1, 2002

June 30, 2002

8.0%

.0002192

July 1, 2001

December 31, 2001

10.1%

.0002767

January 1, 2001

June 30, 2001

10.4%

.0002849

July 1, 2000

December 31, 2000

9.5%

.0002596

January 1, 2000

June 30, 2000

8.9%

.0002432

July 1, 1999

December 31, 1999

8.8%

.0002411

January 1, 1999

June 30, 1999

9.5%

.0002603

July 1, 1998

December 31, 1998

9.5%

.0002603

January 1, 1998

June 30, 1998

9.5%

.0002603

July 1, 1997

December 31, 1997

9.3%

.0002548

January 1, 1997

June 30, 1997

9.25%

.0002534

July 1, 1996

December 31, 1996

9.5%

.0002596

January 1, 1996

June 30, 1996

9.9%

.0002705

July 1, 1995

December 31, 1995

9.5%

.0002603

January 1, 1995

June 30, 1995

8.2%

.0002247

July 1, 1994

December 31, 1994

7.0%

.0001918

January 1, 1994

June 30, 1994

7.0%

.0001918

Example: Taxpayer A, who files on a calendar year basis, filed a MI-1040 return for 2018 showing tax due of $1,500.00. If the tax is not paid until July 20, 2020, the amount of interest calculated due from April 15, 2019, to August 2, 2020 (days are calculated form start date to end date, with end date included), is as follows:

Start Date of Interest Period

End Date of Interest Period

Number of Days in Interest Period

Daily Interest Rate for Period

Amount of Tax Due on Return

Amount of Interest for Period

April 16, 2018

June 30, 2018

76

.0001482

$1,500

$16.89

January 1, 2019

June 30, 2019

181

.0001616

$1,500

$43.87

July 1, 2019

December 31, 2019

184

.0001751

$1,500

$48.33

January 1, 2020

June 30, 2020

182

.0001749

$1,500

$47.75

July 1, 2020

August 2, 2020

33

.0001538

$1,500

$7.61

Total interest: $164.45

Tax Due: $1,500.00

Total Due: $1,664.45