155.20.

 (a) Subject to the limitations listed in subdivisions (b), (c), (d), and (e), a county board of supervisors may exempt from property tax all real property with a base year value (as determined pursuant to Chapter 1 (commencing with Section 50) of Part 0.5) as adjusted by an annual inflation factor pursuant to subdivision (f) of Section 110.1, and personal property with a full value so low that, if not exempt, the total taxes, special assessments, and applicable subventions on the property would amount to less than the cost of assessing and collecting them.

(b) (1) (A) The board of supervisors shall have no authority to exempt property with a total base year value, as adjusted by an annual inflation factor pursuant to subdivision (f) of Section 110.1, or full value of more than ten thousand dollars ($10,000), except as otherwise provided in subparagraph (B).

(B) The limitation specified in subparagraph (A) on the amount of the exemption authorized by this section shall be increased as follows:

(i) For lien dates occurring on or after January 1, 2020, and before January 1, 2025, 2030, the limitation is increased to fifty thousand dollars ($50,000) in the case of a possessory interest.

(ii) For lien dates occurring on or after January 1, 2025, 2030, the limitation is increased to fifty thousand dollars ($50,000) in the case of a possessory interest, for a temporary and transitory use, in a publicly owned fairground, fairground facility, convention facility, or cultural facility. For purposes of this paragraph, “publicly owned convention or cultural facility” means a publicly owned convention center, civic auditorium, theater, assembly hall, museum, or other civic building that is used primarily for staging any of the following:

(I) Conventions, trade and consumer shows, or civic and community events.

(II) Live theater, dance, or musical productions.

(III) Artistic, historic, technological, or educational exhibits.

(2) In determining the level of the exemption, the board of supervisors shall determine at what level of exemption the costs of assessing the property and collecting taxes, assessments, and subventions on the property exceeds the proceeds to be collected. The board of supervisors shall establish the exemption level uniformly for different classes of property. In making this determination, the board of supervisors may consider the total taxes, special assessments, and applicable subventions for the year of assessment only or for the year of assessment and succeeding years where cumulative revenues will not exceed the cost of assessments and collections.

(3) In administering the exemption authorized by this section, the assessor may opt either to not enroll the property on the assessment roll or to enroll the property and apply the exemption.

(c) This section does not apply to those real or personal properties enumerated in Section 52.

(d) The exemption authorized by this section shall be adopted by the board of supervisors on or before the lien date for the fiscal year to which the exemption is to apply and may, at the option of the board of supervisors, continue in effect for succeeding fiscal years. Any revision or rescission of the exemption shall be adopted by the board of supervisors on or before the lien date for the fiscal year to which that revision or rescission is to apply.

(e) Nothing in this section shall authorize a county board of supervisors to exempt new construction, unless the new total base year value, as adjusted by an annual inflation factor pursuant to subdivision (f) of Section 110.1, of the property, including this new construction, is ten thousand dollars ($10,000) or less.

237.

 (a) (1) Subject to the requirements set forth in paragraph (2), there is exempt from taxation under this part that portion of the assessed value of property, owned and operated by a federally recognized Indian tribe or tribe, its tribally designated housing entity, or, for a property that has received a reservation of low-income housing tax credits pursuant to Section 42 of the Internal Revenue Code of 1986, a limited partnership that includes a federally recognized Indian tribe or its tribally designated housing entity as the sole general partner, that corresponds to that portion of the property that is continuously available to, or occupied by, lower income households, as defined in Section 50079.5 of the Health and Safety Code or applicable federal, state, or local financing agreements, at rents that do not exceed those prescribed by Section 50053 of the Health and Safety Code, or rents that do not exceed those prescribed by the terms of the applicable federal, state, or local financing agreements or financial assistance agreements.

(2) The exemption set forth in subdivision (a) applies only if the property and entity meet the following requirements:

(A) At least 30 percent of the property’s housing units are either continuously available to, or occupied by, lower income households, as defined in Section 50079.5 of the Health and Safety Code or applicable federal, state, or local financing agreements, at rents that do not exceed those prescribed by Section 50053 of the Health and Safety Code, or rents that do not exceed those prescribed by the terms of the applicable federal, state, or local financing agreements or financial assistance agreements.

(B) The tribally designated housing entity entity, if applicable, is nonprofit.

(C) No part of the net earnings of the housing entity inure to the benefit of any private shareholder or individual. individual, except for a limited partner in a property that has received a reservation of low-income housing tax credits pursuant to Section 42 of the Internal Revenue Code of 1986.

(b) In lieu of the tax imposed by this part, a tribe or tribally designated housing entity may agree to make payments to a county, city, city and county, or political subdivision of the state for services, improvements, or facilities provided by that entity for the benefit of a low-income housing project owned and operated by the tribe or tribally designated housing entity. Any payments in lieu of tax may not exceed the estimated cost to the city, county, city and county, or political subdivision of the state of the services, improvements, or facilities to be provided.

(c) A tribe or tribally designated housing entity applying for an exemption under this section shall provide the following documents to the assessor:

(1) Documents establishing that the designating tribe is federally recognized.

(2) Documents establishing that the tribally designated housing entity entity, if applicable, has been designated by the tribe.

(3) Documents establishing that there is a deed restriction, agreement, or other legally binding document requiring that the property be used in compliance with subparagraph (A) of paragraph (2) of subdivision (a).

(d) This exemption shall be known as the “tribal housing exemption.”