The following is a list of hearings on key legislative issues scheduled in Annapolis for the upcoming week. Today Senate Budget and Taxation Committee: James Office Building, Room 100, 10 a.m.:

(H.B. 64) Sales Tax -- Commercial Fishing Items

(H.B. 224) Retail Sales Tax -- Exemption -- Catalogues and Direct Mail Advertising Literature

(H.B. 227) Retail Sales Tax -- Sanitary Napkins and Tampons

(H.B. 254) Revenue and Taxes -- Exemption for Churches

(H.B. 491) Retail Sales Taxes -- Exemptions -- Fuels

(H.B. 620) Retail Sales Tax -- Residential Fuel Sales

(H.B. 664) Retail Sales Tax -- Exemption

(H.B. 1191) Sales Tax -- Governmental Documents

(H.B. 188) Income Tax -- Political Contributions

(H.B. 734) Income Tax -- Withholding Exemption Certificates

(H.B. 1046) Income Tax -- Elderly and Disabled Persons

(H.B. 931) Program Open Space -- Allocations for Fiscal Year 1980

Senate Finance Committee: James Office Building, Presidential Wing, 10 a.m.

(H.B. 339) Public Assistance -- Confidentiality

(H.B. 765) Homeless Women -- Shelter

(H.B. 794) Support of Dependents -- Definition of "State"

(H.B. 1353) Mental Health -- Cost of Emergency Admissions

(H.B. 1679) Donated Food -- Donor's Liability

(H.B. 1713) Battered Spouse Program

(H.B. 589) Transportation -- State Railroad Administration

(H.B. 537) Foster Care -- Liability for Personal Injury and Property Damage

House Constitutional and Administrative Law Committee:

Lowe Office Building, Room 140, 2 p.m.:

(S.B. 41) Workmen's Compensation -- Applicability

(S.B. 836) State Flag -- Fire Fighters and Policemen Killed in the Line of Duty

(S.B. 947) Voter Information -- Blind Persons

House Environmental Matters Committee: Lowe Office Building, Room 170, 1 p.m.

(S.B. 843) Professional Engineer -- Fees

(S.J.R. 11) Solid Waste Management Commission March 28 Senate Budget and Taxation Committee: James Office Building, Room 100, 10 a.m.

(H.B. 292) Charles County -- Property Tax Credits

(H.B. 847) Property Tax Credits -- Additional Assessment Limitation

(H.B. 885) Property Tax -- Circuit Breaker -- Discount and Penalties

(H.B. 1139) Montgomery County -- Personal Property Tax Credits

(H.B. 521) Audit -- Financial Statements Issued to the Health Services Cost Review Commission

(H.B. 547) Department of Fiscal Services -- Audit

(H.B. 606) Appropriations -- Unexpended Balances Reversions

(H.B. 727) University of Maryland Hospital -- Budget Appropriations

(H.B. 657) Fuel Tax -- Volunteer Fire Companies Purchasing Diesel Fuel